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SRE and DevOps fundamentals sample question with answer 111
SRE and DevOps fundamentals sample question with answer 110
SRE and DevOps fundamentals sample question with answer 109
SRE and DevOps fundamentals sample question with answer 108
SRE and DevOps fundamentals sample question with answer 107
PCA (Prometheus Certified Associate) sample exam question with answer 594
PCA (Prometheus Certified Associate) sample exam question with answer 593
PCA (Prometheus Certified Associate) sample exam question with answer 592
SRE and DevOps fundamentals sample question with answer 106
SRE and DevOps fundamentals sample question with answer 105
PCA (Prometheus Certified Associate) sample exam question with answer 591
PCA (Prometheus Certified Associate) sample exam question with answer 590
PCA (Prometheus Certified Associate) sample exam question with answer 589
SRE and DevOps fundamentals sample question with answer 104
SRE and DevOps fundamentals sample question with answer 103
SRE and DevOps fundamentals sample question with answer 102
SRE and DevOps fundamentals sample question with answer 101
SRE and DevOps fundamentals sample question with answer 100
SRE and DevOps fundamentals sample question with answer 99
PCA (Prometheus Certified Associate) sample exam question with answer 588
PCA (Prometheus Certified Associate) sample exam question with answer 587
PCA (Prometheus Certified Associate) sample exam question with answer 586
SRE and DevOps fundamentals sample question with answer 98
SRE and DevOps fundamentals sample question with answer 97
SRE and DevOps fundamentals sample question with answer 96
SRE and DevOps fundamentals sample question with answer 95
default in GitLab CI pipelines
Wireguard connection configuration on Network Manager
SRE and DevOps fundamentals sample question with answer 94
SRE and DevOps fundamentals sample question with answer 93
SRE and DevOps fundamentals sample question with answer 92
SRE and DevOps fundamentals sample question with answer 91
PCA (Prometheus Certified Associate) sample exam question with answer 585
PCA (Prometheus Certified Associate) sample exam question with answer 584
SRE and DevOps fundamentals sample question with answer 90
SRE and DevOps fundamentals sample question with answer 89
SRE and DevOps fundamentals sample question with answer 88
SRE and DevOps fundamentals sample question with answer 87
SRE and DevOps fundamentals sample question with answer 86
PCA (Prometheus Certified Associate) sample exam question with answer 583
PCA (Prometheus Certified Associate) sample exam question with answer 582
SRE and DevOps fundamentals sample question with answer 85
SRE and DevOps fundamentals sample question with answer 84
SRE and DevOps fundamentals sample question with answer 83
SRE and DevOps fundamentals sample question with answer 82
PCA (Prometheus Certified Associate) sample exam question with answer 581
PCA (Prometheus Certified Associate) sample exam question with answer 580
PCA (Prometheus Certified Associate) sample exam question with answer 579
SRE and DevOps fundamentals sample question with answer 81
SRE and DevOps fundamentals sample question with answer 80
SRE and DevOps fundamentals sample question with answer 79
PCA (Prometheus Certified Associate) sample exam question with answer 578
PCA (Prometheus Certified Associate) sample exam question with answer 577
PCA (Prometheus Certified Associate) sample exam question with answer 576
SRE and DevOps fundamentals sample question with answer 78
SRE and DevOps fundamentals sample question with answer 77
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SRE and DevOps fundamentals sample question with answer 73
PCA (Prometheus Certified Associate) sample exam question with answer 575
PCA (Prometheus Certified Associate) sample exam question with answer 574
PCA (Prometheus Certified Associate) sample exam question with answer 573
SRE and DevOps fundamentals sample question with answer 72
SRE and DevOps fundamentals sample question with answer 71
SRE and DevOps fundamentals sample question with answer 70
SRE and DevOps fundamentals sample question with answer 69
SRE and DevOps fundamentals sample question with answer 68
PCA (Prometheus Certified Associate) sample exam question with answer 572
PCA (Prometheus Certified Associate) sample exam question with answer 571
PCA (Prometheus Certified Associate) sample exam question with answer 570
SRE and DevOps fundamentals sample question with answer 67
SRE and DevOps fundamentals sample question with answer 66
SRE and DevOps fundamentals sample question with answer 65
PCA (Prometheus Certified Associate) sample exam question with answer 569
PCA (Prometheus Certified Associate) sample exam question with answer 568
PCA (Prometheus Certified Associate) sample exam question with answer 567
SRE and DevOps fundamentals sample question with answer 64
SRE and DevOps fundamentals sample question with answer 63
SRE and DevOps fundamentals sample question with answer 62
SRE and DevOps fundamentals sample question with answer 61
SRE and DevOps fundamentals sample question with answer 60
PCA (Prometheus Certified Associate) sample exam question with answer 566
PCA (Prometheus Certified Associate) sample exam question with answer 565
PCA (Prometheus Certified Associate) sample exam question with answer 564
SRE and DevOps fundamentals sample question with answer 59
SRE and DevOps fundamentals sample question with answer 58
PCA (Prometheus Certified Associate) sample exam question with answer 563
PCA (Prometheus Certified Associate) sample exam question with answer 562
PCA (Prometheus Certified Associate) sample exam question with answer 561
SRE and DevOps fundamentals sample question with answer 57
SRE and DevOps fundamentals sample question with answer 56
SRE and DevOps fundamentals sample question with answer 55
PCA (Prometheus Certified Associate) sample exam question with answer 560
PCA (Prometheus Certified Associate) sample exam question with answer 559
PCA (Prometheus Certified Associate) sample exam question with answer 558
SRE and DevOps fundamentals sample question with answer 54
SRE and DevOps fundamentals sample question with answer 53
PCA (Prometheus Certified Associate) sample exam question with answer 557
SRE and DevOps fundamentals sample question with answer 52
SRE and DevOps fundamentals sample question with answer 51
SRE and DevOps fundamentals sample question with answer 50
SRE and DevOps fundamentals sample question with answer 49
SRE and DevOps fundamentals sample question with answer 48
SRE and DevOps fundamentals sample question with answer 47
PCA (Prometheus Certified Associate) sample exam question with answer 556
Change MySQL 8 root user password
Run a program as another user in WIndows
Python sample question with answer 19
Python sample question with answer 18
Python sample question with answer 17
Reset atd command counter
Python sample question with answer 16
Python sample question with answer 15
Python sample question with answer 14
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Python sample question with answer 4
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 48
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 47
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 46
Python sample question with answer 3
Python sample question with answer 2
Python sample question with answer 1
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 45
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 44
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 43
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 42
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 41
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 40
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 39
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 38
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 37
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 36
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 35
PCA (Prometheus Certified Associate) sample exam question with answer 555
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 34
PCA (Prometheus Certified Associate) sample exam question with answer 554
PCA (Prometheus Certified Associate) sample exam question with answer 553
PCA (Prometheus Certified Associate) sample exam question with answer 552
PCA (Prometheus Certified Associate) sample exam question with answer 551
PCA (Prometheus Certified Associate) sample exam question with answer 550
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 33
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 32
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 31
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 30
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 29
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 28
PCA (Prometheus Certified Associate) sample exam question with answer 549
PCA (Prometheus Certified Associate) sample exam question with answer 548
PCA (Prometheus Certified Associate) sample exam question with answer 547
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 27
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 26
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 25
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 24
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 23
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 22
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 21
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 20
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 19
PCA (Prometheus Certified Associate) sample exam question with answer 546
PCA (Prometheus Certified Associate) sample exam question with answer 545
PCA (Prometheus Certified Associate) sample exam question with answer 544
PCA (Prometheus Certified Associate) sample exam question with answer 543
PCA (Prometheus Certified Associate) sample exam question with answer 542
PCA (Prometheus Certified Associate) sample exam question with answer 541
PCA (Prometheus Certified Associate) sample exam question with answer 540
PCA (Prometheus Certified Associate) sample exam question with answer 539
PCA (Prometheus Certified Associate) sample exam question with answer 538
PCA (Prometheus Certified Associate) sample exam question with answer 537
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 18
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 17
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 16
PCA (Prometheus Certified Associate) sample exam question with answer 536
PCA (Prometheus Certified Associate) sample exam question with answer 535
PCA (Prometheus Certified Associate) sample exam question with answer 534
PCA (Prometheus Certified Associate) sample exam question with answer 533
PCA (Prometheus Certified Associate) sample exam question with answer 532
PCA (Prometheus Certified Associate) sample exam question with answer 531
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 15
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 14
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 13
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 12
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 11
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 10
PCA (Prometheus Certified Associate) sample exam question with answer 530
PCA (Prometheus Certified Associate) sample exam question with answer 529
PCA (Prometheus Certified Associate) sample exam question with answer 528
PCA (Prometheus Certified Associate) sample exam question with answer 527
PCA (Prometheus Certified Associate) sample exam question with answer 526
PCA (Prometheus Certified Associate) sample exam question with answer 525
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 9
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 8
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 7
PCA (Prometheus Certified Associate) sample exam question with answer 524
PCA (Prometheus Certified Associate) sample exam question with answer 523
PCA (Prometheus Certified Associate) sample exam question with answer 522
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 6
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 5
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 4
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 3
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 2
KCNA (Kubernetes and Cloud Native Associate) sample exam question with answer 1
PCA (Prometheus Certified Associate) sample exam question with answer 521
PCA (Prometheus Certified Associate) sample exam question with answer 520
PCA (Prometheus Certified Associate) sample exam question with answer 519
PCA (Prometheus Certified Associate) sample exam question with answer 518
PCA (Prometheus Certified Associate) sample exam question with answer 517
PCA (Prometheus Certified Associate) sample exam question with answer 516
SRE and DevOps fundamentals sample question with answer 46
SRE and DevOps fundamentals sample question with answer 45
SRE and DevOps fundamentals sample question with answer 44
PCA (Prometheus Certified Associate) sample exam question with answer 515
PCA (Prometheus Certified Associate) sample exam question with answer 514
PCA (Prometheus Certified Associate) sample exam question with answer 513
PCA (Prometheus Certified Associate) sample exam question with answer 512
PCA (Prometheus Certified Associate) sample exam question with answer 511
PCA (Prometheus Certified Associate) sample exam question with answer 510
SRE and DevOps fundamentals sample question with answer 43
SRE and DevOps fundamentals sample question with answer 42
SRE and DevOps fundamentals sample question with answer 41
SRE and DevOps fundamentals sample question with answer 40
PCA (Prometheus Certified Associate) sample exam question with answer 509
PCA (Prometheus Certified Associate) sample exam question with answer 508
PCA (Prometheus Certified Associate) sample exam question with answer 507
PCA (Prometheus Certified Associate) sample exam question with answer 506
PCA (Prometheus Certified Associate) sample exam question with answer 505
PCA (Prometheus Certified Associate) sample exam question with answer 504
GCP (Google Cloud Platform) fundamentals sample question with answer 68
GCP (Google Cloud Platform) fundamentals sample question with answer 67
GCP (Google Cloud Platform) fundamentals sample question with answer 66
GCP (Google Cloud Platform) fundamentals sample question with answer 65
GCP (Google Cloud Platform) fundamentals sample question with answer 64
GCP (Google Cloud Platform) fundamentals sample question with answer 63
SRE and DevOps fundamentals sample question with answer 39
SRE and DevOps fundamentals sample question with answer 38
SRE and DevOps fundamentals sample question with answer 37
SRE and DevOps fundamentals sample question with answer 36
SRE and DevOps fundamentals sample question with answer 35
SRE and DevOps fundamentals sample question with answer 34
Reduce golang binary size with build ldflags
PCA (Prometheus Certified Associate) sample exam question with answer 503
PCA (Prometheus Certified Associate) sample exam question with answer 502
PCA (Prometheus Certified Associate) sample exam question with answer 501
GCP (Google Cloud Platform) fundamentals sample question with answer 62
GCP (Google Cloud Platform) fundamentals sample question with answer 61
GCP (Google Cloud Platform) fundamentals sample question with answer 60
GCP (Google Cloud Platform) fundamentals sample question with answer 59
SRE and DevOps fundamentals sample question with answer 33
SRE and DevOps fundamentals sample question with answer 32
SRE and DevOps fundamentals sample question with answer 31
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SRE and DevOps fundamentals sample question with answer 29
SRE and DevOps fundamentals sample question with answer 28
PCA (Prometheus Certified Associate) sample exam question with answer 500
PCA (Prometheus Certified Associate) sample exam question with answer 499
PCA (Prometheus Certified Associate) sample exam question with answer 498
PCA (Prometheus Certified Associate) sample exam question with answer 497
PCA (Prometheus Certified Associate) sample exam question with answer 496
PCA (Prometheus Certified Associate) sample exam question with answer 495
SRE and DevOps fundamentals sample question with answer 27
SRE and DevOps fundamentals sample question with answer 26
SRE and DevOps fundamentals sample question with answer 25
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SRE and DevOps fundamentals sample question with answer 23
SRE and DevOps fundamentals sample question with answer 22
PCA (Prometheus Certified Associate) sample exam question with answer 494
PCA (Prometheus Certified Associate) sample exam question with answer 493
PCA (Prometheus Certified Associate) sample exam question with answer 492
PCA (Prometheus Certified Associate) sample exam question with answer 491
PCA (Prometheus Certified Associate) sample exam question with answer 490
PCA (Prometheus Certified Associate) sample exam question with answer 489
SRE and DevOps fundamentals sample question with answer 21
SRE and DevOps fundamentals sample question with answer 20
SRE and DevOps fundamentals sample question with answer 19
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SRE and DevOps fundamentals sample question with answer 17
SRE and DevOps fundamentals sample question with answer 16
PCA (Prometheus Certified Associate) sample exam question with answer 488
PCA (Prometheus Certified Associate) sample exam question with answer 487
PCA (Prometheus Certified Associate) sample exam question with answer 486
PCA (Prometheus Certified Associate) sample exam question with answer 485
PCA (Prometheus Certified Associate) sample exam question with answer 484
PCA (Prometheus Certified Associate) sample exam question with answer 483
SRE and DevOps fundamentals sample question with answer 15
SRE and DevOps fundamentals sample question with answer 14
SRE and DevOps fundamentals sample question with answer 13
SRE and DevOps fundamentals sample question with answer 12
SRE and DevOps fundamentals sample question with answer 11
SRE and DevOps fundamentals sample question with answer 10
PCA (Prometheus Certified Associate) sample exam question with answer 482
PCA (Prometheus Certified Associate) sample exam question with answer 481
PCA (Prometheus Certified Associate) sample exam question with answer 480
PCA (Prometheus Certified Associate) sample exam question with answer 479
SRE and DevOps fundamentals sample question with answer 9
SRE and DevOps fundamentals sample question with answer 8
SRE and DevOps fundamentals sample question with answer 7
SRE and DevOps fundamentals sample question with answer 6
SRE and DevOps fundamentals sample question with answer 5
SRE and DevOps fundamentals sample question with answer 4
PCA (Prometheus Certified Associate) sample exam question with answer 478
PCA (Prometheus Certified Associate) sample exam question with answer 477
PCA (Prometheus Certified Associate) sample exam question with answer 476
PCA (Prometheus Certified Associate) sample exam question with answer 475
PCA (Prometheus Certified Associate) sample exam question with answer 474
PCA (Prometheus Certified Associate) sample exam question with answer 473
SRE and DevOps fundamentals sample question with answer 3
SRE and DevOps fundamentals sample question with answer 2
SRE and DevOps fundamentals sample question with answer 1
EC2 user data script log location
PCA (Prometheus Certified Associate) sample exam question with answer 472
PCA (Prometheus Certified Associate) sample exam question with answer 471
GCP (Google Cloud Platform) fundamentals sample question with answer 58
GCP (Google Cloud Platform) fundamentals sample question with answer 57
GCP (Google Cloud Platform) fundamentals sample question with answer 56
PCA (Prometheus Certified Associate) sample exam question with answer 470
PCA (Prometheus Certified Associate) sample exam question with answer 469
PCA (Prometheus Certified Associate) sample exam question with answer 468
PCA (Prometheus Certified Associate) sample exam question with answer 467
PCA (Prometheus Certified Associate) sample exam question with answer 466
PCA (Prometheus Certified Associate) sample exam question with answer 465
GCP (Google Cloud Platform) fundamentals sample question with answer 55
GCP (Google Cloud Platform) fundamentals sample question with answer 54
GCP (Google Cloud Platform) fundamentals sample question with answer 53
GCP (Google Cloud Platform) fundamentals sample question with answer 52
Proxy websocket requests with nginx
PCA (Prometheus Certified Associate) sample exam question with answer 464
PCA (Prometheus Certified Associate) sample exam question with answer 463
PCA (Prometheus Certified Associate) sample exam question with answer 462
PCA (Prometheus Certified Associate) sample exam question with answer 461
PCA (Prometheus Certified Associate) sample exam question with answer 460
PCA (Prometheus Certified Associate) sample exam question with answer 459
GCP (Google Cloud Platform) fundamentals sample question with answer 51
GCP (Google Cloud Platform) fundamentals sample question with answer 50
GCP (Google Cloud Platform) fundamentals sample question with answer 49
PCA (Prometheus Certified Associate) sample exam question with answer 458
GCP (Google Cloud Platform) fundamentals sample question with answer 48
GCP (Google Cloud Platform) fundamentals sample question with answer 47
GCP (Google Cloud Platform) fundamentals sample question with answer 46
PCA (Prometheus Certified Associate) sample exam question with answer 457
PCA (Prometheus Certified Associate) sample exam question with answer 456
PCA (Prometheus Certified Associate) sample exam question with answer 455
PCA (Prometheus Certified Associate) sample exam question with answer 454
PCA (Prometheus Certified Associate) sample exam question with answer 453
PCA (Prometheus Certified Associate) sample exam question with answer 452
GCP (Google Cloud Platform) fundamentals sample question with answer 45
GCP (Google Cloud Platform) fundamentals sample question with answer 44
GCP (Google Cloud Platform) fundamentals sample question with answer 43
GCP (Google Cloud Platform) fundamentals sample question with answer 42
GCP (Google Cloud Platform) fundamentals sample question with answer 41
GCP (Google Cloud Platform) fundamentals sample question with answer 40
GCP (Google Cloud Platform) fundamentals sample question with answer 39
PCA (Prometheus Certified Associate) sample exam question with answer 451
PCA (Prometheus Certified Associate) sample exam question with answer 450
PCA (Prometheus Certified Associate) sample exam question with answer 449
PCA (Prometheus Certified Associate) sample exam question with answer 448
PCA (Prometheus Certified Associate) sample exam question with answer 447
PCA (Prometheus Certified Associate) sample exam question with answer 446
GCP (Google Cloud Platform) fundamentals sample question with answer 38
GCP (Google Cloud Platform) fundamentals sample question with answer 37
GCP (Google Cloud Platform) fundamentals sample question with answer 36
GCP (Google Cloud Platform) fundamentals sample question with answer 35
GCP (Google Cloud Platform) fundamentals sample question with answer 34
GCP (Google Cloud Platform) fundamentals sample question with answer 33
Upload Maven libraries bundled in zip to Nexus
PCA (Prometheus Certified Associate) sample exam question with answer 445
GCP (Google Cloud Platform) fundamentals sample question with answer 32
GCP (Google Cloud Platform) fundamentals sample question with answer 31
GCP (Google Cloud Platform) fundamentals sample question with answer 30
GCP (Google Cloud Platform) fundamentals sample question with answer 29
PCA (Prometheus Certified Associate) sample exam question with answer 444
PCA (Prometheus Certified Associate) sample exam question with answer 443
PCA (Prometheus Certified Associate) sample exam question with answer 442
PCA (Prometheus Certified Associate) sample exam question with answer 441
PCA (Prometheus Certified Associate) sample exam question with answer 440
GCP (Google Cloud Platform) fundamentals sample question with answer 28
GCP (Google Cloud Platform) fundamentals sample question with answer 27
PCA (Prometheus Certified Associate) sample exam question with answer 439
PCA (Prometheus Certified Associate) sample exam question with answer 438
PCA (Prometheus Certified Associate) sample exam question with answer 437
PCA (Prometheus Certified Associate) sample exam question with answer 436
PCA (Prometheus Certified Associate) sample exam question with answer 435
PCA (Prometheus Certified Associate) sample exam question with answer 434
PCA (Prometheus Certified Associate) sample exam question with answer 433
GCP (Google Cloud Platform) fundamentals sample question with answer 26
GCP (Google Cloud Platform) fundamentals sample question with answer 25
GCP (Google Cloud Platform) fundamentals sample question with answer 24
PCA (Prometheus Certified Associate) sample exam question with answer 432
PCA (Prometheus Certified Associate) sample exam question with answer 431
PCA (Prometheus Certified Associate) sample exam question with answer 430
GCP (Google Cloud Platform) fundamentals sample question with answer 23
GCP (Google Cloud Platform) fundamentals sample question with answer 22
GCP (Google Cloud Platform) fundamentals sample question with answer 21
GCP (Google Cloud Platform) fundamentals sample question with answer 20
Use confirmation with timeout in Jenkins
Mount software RAID volumes - overcome unknown filesystem type 'linux_raid_member'
PCA (Prometheus Certified Associate) sample exam question with answer 429
PCA (Prometheus Certified Associate) sample exam question with answer 428
GCP (Google Cloud Platform) fundamentals sample question with answer 19
PCA (Prometheus Certified Associate) sample exam question with answer 427
GCP (Google Cloud Platform) fundamentals sample question with answer 18
GCP (Google Cloud Platform) fundamentals sample question with answer 17
PCA (Prometheus Certified Associate) sample exam question with answer 426
PCA (Prometheus Certified Associate) sample exam question with answer 425
PCA (Prometheus Certified Associate) sample exam question with answer 424
PCA (Prometheus Certified Associate) sample exam question with answer 423
PCA (Prometheus Certified Associate) sample exam question with answer 422
GCP (Google Cloud Platform) fundamentals sample question with answer 16
GCP (Google Cloud Platform) fundamentals sample question with answer 15
GCP (Google Cloud Platform) fundamentals sample question with answer 14
GCP (Google Cloud Platform) fundamentals sample question with answer 13
GCP (Google Cloud Platform) fundamentals sample question with answer 12
GCP (Google Cloud Platform) fundamentals sample question with answer 11
GCP (Google Cloud Platform) fundamentals sample question with answer 10
PCA (Prometheus Certified Associate) sample exam question with answer 421
PCA (Prometheus Certified Associate) sample exam question with answer 420
PCA (Prometheus Certified Associate) sample exam question with answer 419
GCP (Google Cloud Platform) fundamentals sample question with answer 9
GCP (Google Cloud Platform) fundamentals sample question with answer 8
GCP (Google Cloud Platform) fundamentals sample question with answer 7
PCA (Prometheus Certified Associate) sample exam question with answer 418
GCP (Google Cloud Platform) fundamentals sample question with answer 6
GCP (Google Cloud Platform) fundamentals sample question with answer 5
GCP (Google Cloud Platform) fundamentals sample question with answer 4
PCA (Prometheus Certified Associate) sample exam question with answer 417
PCA (Prometheus Certified Associate) sample exam question with answer 416
PCA (Prometheus Certified Associate) sample exam question with answer 415
GCP (Google Cloud Platform) fundamentals sample question with answer 3
GCP (Google Cloud Platform) fundamentals sample question with answer 2
GCP (Google Cloud Platform) fundamentals sample question with answer 1
PCA (Prometheus Certified Associate) sample exam question with answer 414
PCA (Prometheus Certified Associate) sample exam question with answer 413
PCA (Prometheus Certified Associate) sample exam question with answer 412
Verify ext4 filesystem for errors
Verify xfs filesystem for errors
PCA (Prometheus Certified Associate) sample exam question with answer 411
More examples on scheduling jobs with at
PCA (Prometheus Certified Associate) sample exam question with answer 410
autopep8 for Python
PCA (Prometheus Certified Associate) sample exam question with answer 409
systemd unit file for a NodeJS aplication
PCA (Prometheus Certified Associate) sample exam question with answer 408
Get list of builtins items in Python
syslog protocol ports details
Test anacron configuration file syntax for errors
PCA (Prometheus Certified Associate) sample exam question with answer 407
PCA (Prometheus Certified Associate) sample exam question with answer 406
PCA (Prometheus Certified Associate) sample exam question with answer 405
Scheduling jobs with anacron
PCA (Prometheus Certified Associate) sample exam question with answer 404
Publish npm tarball to Nexus private registry
PCA (Prometheus Certified Associate) sample exam question with answer 403
Another example of executing SSH commands on remote server in Bitbucket pipeline on commit
Change DNS servers in Ubuntu
PCA (Prometheus Certified Associate) sample exam question with answer 402
Get LDAP users from /etc/passwd in Linux
Get DNS servers in Ubuntu
PCA (Prometheus Certified Associate) sample exam question with answer 401
PCA (Prometheus Certified Associate) sample exam question with answer 400
Search for multiple words with apropos in Linux
Switch back to X in newest Ubuntu instead of using Wayland
PCA (Prometheus Certified Associate) sample exam question with answer 399
PCA (Prometheus Certified Associate) sample exam question with answer 398
PCA (Prometheus Certified Associate) sample exam question with answer 397
Remove crontab
PCA (Prometheus Certified Associate) sample exam question with answer 396
Manage a user specific crontab
PCA (Prometheus Certified Associate) sample exam question with answer 395
PCA (Prometheus Certified Associate) sample exam question with answer 394
Check nginx configuration
PCA (Prometheus Certified Associate) sample exam question with answer 393
systemd-cat in logs for regular messages and errors
ip a with colors
PCA (Prometheus Certified Associate) sample exam question with answer 392
PCA (Prometheus Certified Associate) sample exam question with answer 391
PCA (Prometheus Certified Associate) sample exam question with answer 390
grep processes
Reboot and shutdown in Linux
PCA (Prometheus Certified Associate) sample exam question with answer 389
PCA (Prometheus Certified Associate) sample exam question with answer 388
PCA (Prometheus Certified Associate) sample exam question with answer 387
PCA (Prometheus Certified Associate) sample exam question with answer 386
PCA (Prometheus Certified Associate) sample exam question with answer 385
PCA (Prometheus Certified Associate) sample exam question with answer 384
Lookup logs with priority, date, grep and boot with journalctl
Try gracefully reloading the systemd service
PCA (Prometheus Certified Associate) sample exam question with answer 383
PCA (Prometheus Certified Associate) sample exam question with answer 382
PCA (Prometheus Certified Associate) sample exam question with answer 381
Identify the SELinux roles for SELinux users
Edit and revert edit for systemd service
PCA (Prometheus Certified Associate) sample exam question with answer 380
PCA (Prometheus Certified Associate) sample exam question with answer 379
PCA (Prometheus Certified Associate) sample exam question with answer 378
PCA (Prometheus Certified Associate) sample exam question with answer 377
PCA (Prometheus Certified Associate) sample exam question with answer 376
PCA (Prometheus Certified Associate) sample exam question with answer 375
tar autocompress
apt search in the names only
PCA (Prometheus Certified Associate) sample exam question with answer 374
PCA (Prometheus Certified Associate) sample exam question with answer 373
PCA (Prometheus Certified Associate) sample exam question with answer 372
PCA (Prometheus Certified Associate) sample exam question with answer 371
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Creating a simple alert in Prometheus
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Example of console templates in Prometheus
Authentication between Node Exporter and Prometheus
Using globs in Prometheus rules configuration
random_pet resource example in Terraform
Getting started with Terraform on Debian - simple steps
Reset consumer offset in Kafka
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Python requirements
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vim man lookups
bash command-line completion
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join command example
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Jenkins example pipeline with env vars
Scheduling tasks with at
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Important /proc paths
Jenkinsfile template
Changing top display parameters
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Validate Prometheus configuration
Set timezone in Linux
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Understanding Linux
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Get MySQL table data by a query using mysqldump
How to get yesterday’s date in Linux
Get all MySQL tables from a target database to a bash variable
Get all MySQL databases except the system ones to a bash variable
docker-compose.yaml files for MySQL and MariaDB with shared volumes
Force MySQL client to connect by TCP instead of a unix socket
Check if string is empty in bash
Two methods to measure a bash script execution time
Dump only database structure with mysqldump
Handling quiet grep (grep -q) in bash
Fix mysqldump error “Access denied while using LOCK TABLES“
Install Docker and Docker-compose on Amazon Linux 2
AWS IAM certificates management examples
Query OpenSSH for supported algorithms
sshfs remote mount in Linux
Start Docker containers automatically after reboot
Testing a single logstash config file
Reload updated nginx configurations without restarting the Docker container
curl - change the host for http and https requests
Sign Certificate Signing Request with openssl
Get a list of Apache loaded modules
Enable mod_status on Apache
Generate Certificate Signing Request with openssl for a sample domain
Linux groupmod quick reference
Examining iptables rules for a Kubernetes service
Create a new group with the specific GID in Linux
Delete user and its home directory in Linux
Create a new user with the specified UID in Linux
newgrp - log in to a new group in Linux
List specific user processes in Linux
useradd option -r - add system account
LVM usage examples in Linux
Get SSH RSA key fingerprint
Get PHP loaded modules
Linux LVM - layers of abstractions
Test the logrotate configuration
Generate syslog messages
Caching in syslog
syslog facilities and severities
Label ext filesystems in Linux
Viewing disks labels and UUIDs in Linux
List all files belonging to a deb package
Get file's deb package
Another way to get a list of installed packages in Debian
Check Kubernetes pod CPU and memory
List the rpm package's files in RHEL based distro
List the file's rpm package in RHEL based distro
reverse-i-search shortcuts in bash
! syntax example in bash
sudoers file format
Show the list of coomands that can be run with sudo
List all signals that can be sent to a Linux process
Remove all alias definitions in bash
strings command in Linux
Access Kubernetes API server with curl
Example of column command in Linux
vimdiff usage
Explaining diff output
Named character classes used for globbing in bash
Basic keys for editing with emacs
umask with symbolic mode in Linux
Verify Kubernetes platform binaries
Setup Kubernetes cluster with kubeadm and CRI-O on Debian
Synonim for groups command in Linux
tree
Listing files by type in Linux
Example of useradd in Linux
Get other users homes in Linux by using tilde
Opt out of automounting token for a serviceaccount in Kubernetes
CIS-CAT Benchmarks on Ubuntu
ruid2 - suexec module for Apache 2
Uninstall WSL distribution
Import WSL backup tar file
Backup installed WSL distribution
Cleanup systemd /var/log/journal/
Install multiple PHP versions with Apache on Debian
Create and test permissions of Service Account as kubectl context
Get a full list of the installed WSL distributions
Deploy and access Kubernetes dashboard from kubectl system
Install Windows Subsystem for Linux
Allow all ingress and allow all egress Network Policies for a namespace
Generate TLS keypair for a website in one line with openssl
Run kube-bench as Kubernetes job
Install kube-bench from Docker container
Install and run kube-bench on Ubuntu
Linux capabilities header file location
Kubernetes CIS Benchmarking tools
Show listening ports with lsof in Linux
Ansible comparable solutions
About CIS Benchmarks
Get info, install and uninstall dnf package groups
kube-apiserver flags to enable and disable admission controllers
Ansible - return debugging information
List dnf package groups
View available Admission Controllers in Kubernetes
Load existing AppArmor profile
Set systemd target in grub
Terraform outputs - another example
Run the requested systemd target and make sure nothing else is running
Encrypt Kubernetes secrets in etcd
List information about the systemd targets
Explicit dependencies in Terraform
Set capabilities for systemd service
View systemd unit files contents
Get running process capabilities in Linux - easy way
Get running process capabilities in Linux - hard way
Recreate all secrets after enabling etcd encryption in Kubernetes
Using existing resource attributes from another resource in Terraform
Get capabilities of a binary in Linux
List available systemd unit types
htop
Priority in overriding variables in Terraform
Linux tools for persistent network configuration
Overriding Terraform variables using TF_VAR_variable environment variable
Check AppArmor details
Kubernetes CKA sample exam question 132 with answer
Add basic nginx security headers
Kubernetes CKA sample exam question 131 with answer
Hide version of nginx
Limit only GET method inside a nginx location
Get unencrypted Secret content from etcd in Kubernetes
Redirect target page to another website
Variable types in Terraform
auth can-i with ServiceAccount in Kubernetes
Another usage of variables in Terraform
Create a user for Kubernetes cluster
Terraform random provider
Redirect 404 to homepage in nginx
local_file resource in Terraform
Protect node metadata using Network Policy in Kubernetes
SSL on ingress in Kubernetes
Types of IaC tools
Tune swap settings in Linux
Default DNS allow NetworkPolicy in Kubernetes
Disable listing for a directory without index on nginx
Trace syscalls in Linux
Kubernetes CKA sample exam question 130 with answer
Find users and hosts logged into MySQL
Checking for ^M DOS line endings using vim
Kubernetes CKA sample exam question 129 with answer
Kubernetes CKA sample exam question 128 with answer
Make Docker daemon to listen on the IP and access it remotely
Amount of words per line using awk NF
Kubernetes CKA sample exam question 127 with answer
Default deny ingress and egress Network policies for a namespace in Kubernetes
Exclude certain directories from du in Linux
Update Lenovo laptop BIOS using USB stick
Create swap file on CentOS XFS filesystem
Kubernetes CKA sample exam question 126 with answer
Delete all resources from Kubernetes at once
Kubernetes CKA sample exam question 125 with answer
Kubernetes CKA sample exam question 124 with answer
Show/hide line numbers in Vim temporary and permanently
Move viewport in Vim
Zabbix community templates useful links - ex-Zabbix share
Multiline comment hack in bash
Kubernetes CKA sample exam question 123 with answer
Install Debian testing with XFCE on KVM
Kubernetes CKA sample exam question 122 with answer
Print Python version from Python code
Kubernetes CKA sample exam question 121 with answer
Kubernetes CKA sample exam question 120 with answer
Generate a kubeadm command to join a cluster for new node
View certificates of a remote server with OpenSSL
Kubernetes CKA sample exam question 119 with answer
View journalctl logs
Solve Debian issue "Reinstallation of x is not possible, it cannot be downloaded"
Save Docker image into a file
Config of nginx in front of Kibana with SSL
Kubernetes CKA sample exam question 118 with answer
bash array syntax
Add numbers in a bash script
Kubernetes CKA sample exam question 117 with answer
Install test environment on Ubuntu with Elasticsearch, Logstash, Kibana and Filebeat
MySQL/MariaDB in Docker - allow access from all hosts
Kubernetes CKA sample exam question 116 with answer
Kubernetes CKA sample exam question 115 with answer
Kubernetes CKA sample exam question 114 with answer
Kubernetes CKA sample exam question 113 with answer
Kubernetes CKA sample exam question 112 with answer
Kubernetes CKA sample exam question 111 with answer
Kubernetes CKA sample exam question 110 with answer
Kubernetes CKA sample exam question 109 with answer
Fix JMeter in non-GUI with error "Failed to create UDP port"
Kubernetes CKA sample exam question 108 with answer
Kubernetes CKA sample exam question 107 with answer
Kubernetes CKA sample exam question 106 with answer
Reload Zabbix proxy configuration cache
Kubernetes CKA sample exam question 105 with answer
Kubernetes CKA sample exam question 104 with answer
Kubernetes CKA sample exam question 103 with answer
Kubernetes CKA sample exam question 102 with answer
Kubernetes CKA sample exam question 101 with answer
Kubernetes CKA sample exam question 100 with answer
Kubernetes CKA sample exam question 99 with answer
Kubernetes CKA sample exam question 98 with answer
Kubernetes CKA sample exam question 97 with answer
Kubernetes CKA sample exam question 96 with answer
Kubernetes CKA sample exam question 95 with answer
Enable PSK in Zabbix
Kubernetes CKA sample exam question 94 with answer
Kubernetes CKA sample exam question 93 with answer
Kubernetes CKA sample exam question 92 with answer
Kubernetes CKA sample exam question 91 with answer
Kubernetes CKA sample exam question 90 with answer
Kubernetes CKA sample exam question 89 with answer
Reset Elasticsearch users password
Kubernetes CKA sample exam question 88 with answer
Kubernetes CKA sample exam question 87 with answer
Kubernetes CKA sample exam question 86 with answer
Kubernetes CKA sample exam question 85 with answer
Kubernetes CKA sample exam question 84 with answer
Kubernetes CKA sample exam question 83 with answer
Kubernetes CKA sample exam question 82 with answer
Kubernetes CKA sample exam question 81 with answer
Kubernetes CKA sample exam question 80 with answer
Kubernetes CKA sample exam question 79 with answer
Kubernetes CKA sample exam question 78 with answer
Kubernetes CKA sample exam question 77 with answer
Test Logstash configuration
Password protect website with nginx and openssl
Indent the current line in vim insert mode
Manually start CronJobs in Kubernetes
Kubernetes CKA sample exam question 76 with answer
Kubernetes CKA sample exam question 75 with answer
Kubernetes CKA sample exam question 74 with answer
Kubernetes CKA sample exam question 73 with answer
Kubernetes CKA sample exam question 72 with answer
Kubernetes CKA sample exam question 71 with answer
Kubernetes CKA sample exam question 70 with answer
Kubernetes CKA sample exam question 69 with answer
Kubernetes CKA sample exam question 68 with answer
Kubernetes CKA sample exam question 67 with answer
Kubernetes CKA sample exam question 66 with answer
Kubernetes CKA sample exam question 65 with answer
Kubernetes CKA sample exam question 64 with answer
Kubernetes CKA sample exam question 63 with answer
Kubernetes CKA sample exam question 62 with answer
Kubernetes CKA sample exam question 61 with answer
Kubernetes CKA sample exam question 60 with answer
Kubernetes CKA sample exam question 59 with answer
Kubernetes CKA sample exam question 58 with answer
Kubernetes CKA sample exam question 57 with answer
Kubernetes CKA sample exam question 56 with answer
Get container IP using docker cli
Kubernetes CKA sample exam question 55 with answer
Kubernetes CKA sample exam question 54 with answer
Kubernetes CKA sample exam question 53 with answer
Kubernetes CKA sample exam question 52 with answer
Paste mode in vim
Kubernetes CKA sample exam question 51 with answer
Kubernetes CKA sample exam question 50 with answer
Kubernetes CKA sample exam question 49 with answer
Kubernetes CKA sample exam question 48 with answer
Kubernetes CKA sample exam question 47 with answer
Kubernetes CKA sample exam question 46 with answer
Kubernetes CKA sample exam question 45 with answer
Kubernetes CKA sample exam question 44 with answer
Kubernetes CKA sample exam question 43 with answer
Kubernetes CKA sample exam question 42 with answer
Kubernetes CKA sample exam question 41 with answer
Kubernetes CKA sample exam question 40 with answer
Kubernetes CKA sample exam question 39 with answer
Kubernetes CKA sample exam question 38 with answer
Kubernetes CKA sample exam question 37 with answer
Kubernetes CKA sample exam question 36 with answer
Kubernetes CKA sample exam question 35 with answer
Enable timestamp in bash history
Kubernetes CKA sample exam question 34 with answer
Components in Prometheus architecture
Elasticsearch unnasigned shard explain API
Display top results sorted by memory usage in Linux
Kubernetes CKA sample exam question 33 with answer
Kubernetes CKA sample exam question 32 with answer
let statement in bash
Kubernetes CKA sample exam question 31 with answer
Kubernetes CKA sample exam question 30 with answer
Kubernetes CKA sample exam question 29 with answer
Kubernetes CKA sample exam question 28 with answer
Kubernetes CKA sample exam question 27 with answer
Kubernetes CKA sample exam question 26 with answer
Kubernetes CKA sample exam question 25 with answer
Kubernetes CKA sample exam question 24 with answer
Kubernetes CKA sample exam question 23 with answer
Kubernetes CKA sample exam question 22 with answer
Kubernetes CKA sample exam question 21 with answer
Kubernetes CKA sample exam question 20 with answer
Kubernetes CKA sample exam question 19 with answer
Kubernetes CKA sample exam question 18 with answer
Kubernetes CKA sample exam question 17 with answer
Kubernetes CKA sample exam question 16 with answer
Kubernetes CKA sample exam question 15 with answer
Detect block size for target partition in Linux
Kubernetes CKA sample exam question 14 with answer
Check the size of disk partition with blockdev in Linux
Show blockdev disks report in Linux
Kubernetes CKA sample exam question 13 with answer
Check the size of disk partition with fdisk
GUI calculator program in XFCE
3 ways to add .gitlab-ci.yml to your project
Kubernetes CKA sample exam question 12 with answer
Golang ellipses use case - as wildcards in go commands
Immediately terminate the Kubernetes pod
Oneliner to cleanup spool mails for each user in Linux
Generate a random string in Linux
Create a new partition in Linux with fdisk
Golang ellipses use case - pass slice as the argument to the variadic function
Kubernetes CKA sample exam question 11 with answer
Prometheus terms
Make deploy to production manual in GitLab pipeline
Delete a partition in Linux with fdisk
Golang ellipses use case - variadic function
Make find command stop after the first match with -quit
Kubernetes CKA sample exam question 10 with answer
Reusing configuration in GitLab pipelines
Delete outdated local git branches
Kubernetes CKA sample exam question 9 with answer
Execute a job on a specific branch in GitLab
Stacking defers in Golang
View all fdisk operations
Kubernetes CKA sample exam question 8 with answer
Golang array initialization - set elements at a specific index
fdisk - view partitions on specific disk
Kubernetes CKA sample exam question 7 with answer
Using ellipses for initializing an array in Golang
View all disks and their partitions with fdisk
Kubernetes CKA sample exam question 6 with answer
Declare and initialize a Golang array oneliner
fdisk
Kubernetes CKA sample exam question 5 with answer
defer in Golang
Kubernetes CKA sample exam question 4 with answer
User session management with systemd tool - loginctl
Kubernetes CKA sample exam question 3 with answer
Golang arrays
Change passwords without interactive prompt in Linux
Kubernetes CKA sample exam question 2 with answer
Golang switch optional statement
Show and change password settings for user in Linux
Kubernetes CKA sample exam question 1 with answer
Get an overview of current useradd settings in Linux
Golang switch without expression
Remove an alias in bash
Go switch case with fallthrough
Kill all processes with a given partial name in Linux
Golang switch with multiple cases
Alternative way to get IP of a ClusterIP Service in Kubernetes using jsonpath
Golang basic switch statement
Repeat a specific line from bash history
GitLab pipeline to upload a file to AWS S3
Delete a specific line from bash history
Golang nested if statement
Getting IP address of a Service using another helper busybox pod
Redirect both stdout and stderr to a file in bash
if with init statement in Golang
Cache sudo user password timeout
Get kubernetes cluster status
Golang else if
Configure a new pod or a deployment to use the new scheduler
Golang if else
Additional scheduler in Kubernetes deployed with kubeadm
Simple if in Golang
sed - delete nth line inline from file
Backing up an etcd cluster using etcd built-in snapshot
Make PATH variable human readable
Exit a loop in Golang
Put a dot at the beginning of the name of the GitLab job to disable it
Infinite loop in Golang
Simple GitLab pipeline with variables
Remove blank lines from file with grep
Go while loop
Reading null delimited strings from find output in bash
Golang for loop
Remove first and last characters from string in bash
Additional scheduler as a service options in Kubernetes
Show number of days between two dates in bash using busybox binary
Terraform outputs
Constants in Golang
Python __eq__ method
Change the directory for temporary uploaded files in php-fpm
Conditionals in Terraform
Alternative way to check the type of a variable in Golang
Keep a backup policy with borg
Change password for any user in Zabbix running with PostgreSQL
Find all zero-byte files in a path
Connect to PostgreSQL in DigitalOcean with psql
In Golang variables declared without a corresponding initialization are zero-valued
Upgrade a single package using apt
Purge logs within specified period of time from a directory with find in Linux
Check the type of a variable in Golang
Parse a record for Student class using split method
Another fix for error "Authentication plugin 'caching_sha2_password' cannot be loaded"
Values in Golang
Overriding Terraform variables using -var-file switch
Append to file in Python
Overriding Terraform variables using var switch
Overwrite the file in Python
Colon equals in Golang
terraform.tfvars file - take precedence for defaults
with statement and context manager in Python
Terraform console usage example
sed - print range of lines excluding the starting and ending line of the range
Read file line by line in Python
Simple usage of variables in Terraform
Reading whole file at once in Python
Print lines ending with string within a range of lines
Reading first line from file in Python
Static pods in Kubernetes
How to get current week number and other details with date in Linux
ugit - learn git internals by building your own git in Python
Redeploy a resource in Terraform
Class Student - create dunder or magic methods in Python
sed - print lines between patterns string1 and string2
Using provisioner in Terraform
Extended Student class in Python
Manual scheduling pods in Kubernetes using binding object
How to unzip a multipart (spanned) ZIP on Linux
VirtualBox fix for "Error: Host Only Network- Failed to save host network interface parameter - E_ACCESSDENIED"
SQL - DML and DDL examples
Example how to generate a wordlist with crunch
Manual scheduling pods in Kubernetes
sed - print lines till you encounter a specific pattern
sqlfiddle.com - tool for easy online testing and sharing database problems and their solutions
Provision AWS EC2 instance with userdata using Terraform
Print every 2 lines with sed
Simple Siudent class example in Python
Create the Key Pair resource with Terraform
Print every alternate line from file with sed
Pass a copy of mutable data type to a function in Python
Get the most recent AMI using data source with Terraform
sed - print lines ending with either one char or other char
Return value for functions in Python
Kubernetes scheduler configuration file location
sed - print lines beginning with either one char or other char
Example of Python function with parameters
Kubernetes controller manager configuration file location
Example of Python function without parameters
Print lines which contain a set of characters in sed
Kubernetes API server configuration file location
enumerate() method in Python
List all keys stored by Kubernetes in etcd deployed with kubeadmin
zerotier-cli basic commands
Square brackets with carrot in regex - negated ranges or sets
sed - delete nth line from file
break with while loop Python example
sed - print lines which does not contain string
Parentheses in regex - subexpressions example
Python list comprehension use case - generate 100 random lower case characters
Using sed in bash for loop
Run commands with root privileges inside a container
Python list comprehension use case - generate 100 random integers between 1 and 100
Convert YAML to JSON with yq
Print the last line of the file with sed
Simple example of using for with range() in Python
Find line with string in /etc/passwd and print nth field from it using awk
Get a serial of a certificate with openssl
Underscore in Python interpreter
Print lines with length over n characters using awk
\b metacharacter in regex
Example of a three basic mathematical operations with sets in Python
Print nth field in /etc/passwd using awk and cut
Brackets in basic grep regex
Unpack the tuple in Python
vimtutor - a way to prepare yourself for life with vim
Perform a whole words only search using a regular expression
Get values from a dictionary in Python
Expiring the Linux user account
View the details about certificate using OpenSSL
Get keys from a dictionary in Python
grep - list filenames that contain the pattern without showing matching files
Remove all your local Vagrant boxes
.htaccess - redirect http to https
Two ways to add an item to dictionary in Python
findmnt - shows all mounts
Always put your regex between single quotes
Two ways to get key's value of a dictionary in Python
Set your favorite CLI text editor in Linux
Sets and ranges example in regex
Show non-printable characters in cat
Wipe the entire command line in bash
More detailed system information about regex
Most basic for loop to iterate a list in Python
grep -C5 - a combination between -A5 and -B5
Square brackets in regex - ranges or sets
Two ways to reverse a list in Python
Prompt for confirmation when removing files with rm
A combination between pipe and question mark in regex
Example of using find with printf
nginx with SSL (LetsEncrypt) on Ubuntu
regex pipe - match one thing or the other
See properties and not contents of a directory with ls
regex - this element can exist between n and m times
Colorized grep
Python pop list method - delete element with a given index from the list
regex question mark - make the previous element optional
Hide and unhide cursor with tput in bash
Get IP address in Python
Token flow in Keycloak
Delete bash history for current session only
Python remove list method - delete element from the list
MySQL allow root remote login
Regex plus - match the previous element 1 or more times
List and delete iptables firewall rules
Using extended grep
Regex brackets - previous element can exist "this many" times
Check if a certain user has sudo access
Regex example with dot and asterisk
Python extend list method - add the iterable items to the end of current list
Regex asterisk - match the previous element 0 or more times
Python insert list method - add the item to the list
Regex operators
Python append list method - add the item to the end of the list
Basic vs extended regular expressions in grep
Capturing with tcpdump for viewing with Wireshark
Helm chart size can not be larger than 1MB
Output passwd file into beautiful readable format
Get a list of installed packages in Debian
Python count list method - count an occurences of object or value in the list
dockershim
list indexing in Python - get the latest element
What to do when Helm release stuck with status "pending-upgrade"
Remove all mail from all the queues in Postfix
min/max functions in Python - get the minimum/maximum value of the list
Create wide open Internet AWS Security Group in Terraform
nerdctl
Python len function - get the lenght of the list
Another description of file system hierarchy
regex period - match any one character
Create AWS Route Table and link it with Internet Gateway and Subnet with Terraform
regex - line ends with operator
grep - escaping for special characters
Install containerd (runc) with nerdctl on Debian
Use tldr to get more help in Linux
regex - line begins with operator
Python index list method - find the location of object or value in the list
Disable using cache for the job in GitLab
Python in operator - find the info if the object or value exists in the target list
Listing files with full timestamps using ls in Linux
sort list method in Python
Create Internet Gateway in Terraform
sorted function in Python
Find files with special permissons in Linux
readlink - show the path of the soft link
Match whole words when searching with grep in Linux
Add the permissions for setuid, setgid and sticky bit on directory in Linux
Improving build speed by using global cache in GitLab
Ignore case in searches when using less
diff most used invocations
Linux find not operator
Fix STATUS_ACCESS_VIOLATION in Edge browser
Make vim searches case insensitive
7 Linux commands for beginners
Full CI/CD for Gatsby project in GitLab
Test the ip and port with curl if telnet and netcat are not installed in Linux
Ternary if operator in Python
stat - another way to display useful details about the file in Linux
Uploading static website to surge.sh
Short introduction about pinfo documentation pages in Linux
Simple GitLab CI pipeline for Gatsby project
zip function in Python
Search in specific sections with apropos in Linux
Install and update all your programs at once on WIndows with Ninite
Dictionary comprehension in Python
Invoke Local User and Group Management console in Windows
Open file with less pager - scrolled to the end
set comprehension in Python
Terraform format (fmt) command
Run .js script from MongoDB client
Update NodeJS on Debian
First steps with Gatsby
string interpolation in Python
find string method in Python
Create an AWS VPC subnet in Terraform
strip string method in Python
terraform destroy alternative
split string method in Python
Terraform state operations
Terraform example - create VPC on AWS
Get list of methods for a variable in Python
Auto approve in apply or destroy in Terraform
Solve a challenge to iterate truncated md5 hash in bash
Remote backend on Terraform Cloud
Simple GitLab Ci/CD pipeline
Terraform basic usage sequence
About Portainer
Terraform state file
List of WSL valid distributions
Using Terraform shared credentials file in aws provider
Reverse string in Python
Strings are immutable in Python
Getting started with Terraform and AWS on Debian
Plugins for VS Code to work with Terraform and AWS
Find prime numbers in Python
Some data types in Golang
AWS certifications
nsenter - alternative to docker exec in Linux
Types of Linux namespaces
Python else keyword in loops
Apache Tomcat basics in Linux
List all namespaces in Linux
Reading an Excel file using Python and xlrd library
Jenkins plugin for backup
Build docker image oneliner
Put bash process in new other namespaces
read in bash
Put a process in new UTS namespace
Show your global and per-link DNS settings in Debian/Ubuntu
DHCP
Show current process namespaces
What to backup in Jenkins
Hello world in golang
More Linux commands
Jupyter Notebook
IaC provisioning tools landscape
Kubernetes and Cloud Native Associate (KCNA) certification
golang import packages
Linux shell types
Cloud computing Service Models
KDUMP in RHEL/CentOS installation
Configure Atom text editor for Python development
About Jenkins
Init container in Kubernetes
Get SSH port what Jenkins is listening on
golang sample application for testing
Linux basic commands
Scroll inside vi/vim
What is the Linux shell
What exactly is Java?
Make file immutable in Linux
xargs with -I option
ufw basic usage
Change single and multiple values in JSON using jq
Script to log only defined keywords from /var/log/messages
sed - show specific lines from file
Run Linux processes with different runtime policy
Script to check if home directories are assigned to a user
Container registry
Fix Chef knife ssl check error
sed - make changes inline the file
Overview of Linux signals - man page
sed - replace TABs with spaces
Sticky bit in Linux
SGID in Linux
SUID in Linux
Use ACLs in Linux
sed - remove the first lines from the file
ACLs in Linux
Delete a volume by volumeID in AWS with aws-cli
Horizontal Pod Autoscaler on Kubernetes
Print partitions with use percentage greater than 20 in Linux
for in bash examples
DaemonSets in Kubernetes description
bash if
Rename git branch
continue in Python
Create a EBS volume using aws-cli example
Create a Persistent Volume that associates the AWS EBS to the Kubernetes cluster
Enable volume status in XFCE Debian
break in Python
Simple ingress in Kubernetes example
sed - delete empty lines from file
Iterating over dictionary items in Python
Storage in StatefulSet in Kubernetes
sed - delete the line containing the string
Iterating over dictionary values in Python
Pod with headless service example
To not change the specified line in sed
Iterating over dictionary keys in Python
Headless service in Kubernetes
Replace string in file with sed
Configuring iSCSI storage in Linux
Pod management policy for StatefulSet in Kubernetes
Destructuring in Python
View first bytes on a storage in Linux
Kubernetes StatefulSet example
Python for loop examples
Profiling memory leaks in Linux
Storage Classes in Kubernetes
Python while loop example
Profiling CPU cache in Linux
Example how to use ConfigMap from file in Kubernetes
Search for a whole word with grep in Linux
Viewing and changing default systemd target
Using PVCs in Pods
List sockets in Linux
systemd targets
Reclaiming policy in Persistent Volume in Kubernetes
Managing dirty memory in Linux
JSON path basics
Persistent Volume Claims in Kubernetes
if statements in Python
Pin a process to specific CPU using taskset in Linux
Wordpress Deployment with no volumes in Kubernetes
MongoDB basic steps after installation
Disable a CPU in Linux
Change ports range for a NodePort Service in Kubernetes
Joining a list in Python
Generate public and private keys with OpenSSL
Persistent Volume in Kubernetes
Update library cache in Linux
MongoDB
hostPath volume mount in Kubernetes example
Show Samba shares on Linux
MySQL basics after installation
Mount volumes and directories in Docker - new and old way
Specify how many jobs can run in parrallel in GitLab runner
Types of init systems in Linux
Calculate average of list items using sum and len functions in Python
Avoiding too many redirects in Kubernetes Ingress
Changing the priority by modifying the nice value in top in Linux
while-do examples in bash
Create Kubernetes Ingress object imperatively
Show file descriptors in Linux
Commands to manage SELinux settings
Manifest examples of Kubernetes Ingress
NFS Server/Client configuration on Linux
Change SELinux mode
Ingress in Kubernetes
NFS
SELinux labels on files, processes and sockets
Kubernetes Network Policy more examples
Boot Linux system into the state when the initramfs is loaded
Check SELinux status
Network Policy simple example
List systemd dependencies
initramfs decompression in Linux
Kubernetes Network Policy basic definition
Using systemd sockets
Configure network bonding in CentOS GUI
CronJobs in Kubernetes
Show details about systemd service
Basic work with LVM in Linux
Jobs in Kubernetes
systemd dependencies
script command in bash
Do not restart the Kubernetes Pod once containers exited
Analyze systemd performance
debugfs basic usage in Linux
Deployment strategy in Kubernetes
Tools used to deploy NodeJS applications in production
Silent mode in grep
Get nodes and pods by selector in Kubernetes
Tools used to deploy python Flask applications in production
Deep search with yum (search for files)
Metrics Server in Kubernetes
Script to rename .txt files to .none
Types of systemd unit files
View the logs of a Kubernetes Pod
Deploy sample NodeJS application using PM2
Readiness and liveness probe types in Kubernetes
Order to resolve the domain in Linux (hosts file or DNS)
Deploy Python Flask hello world app using Gunicorn
Pod Conditions in Kubernetes
Get rid of the first header line with tail
Configure SELinux to allow SSHd on port 2022
Pod status in Kubernetes
Drop cache in Linux
Pound and dollar characters use case in bash
Node Affinity types in Kubernetes
Forward log messages from an application in a separate logfile using rsyslog
bash script to ping multiple IPs
Node Affinity feature in Kubernetes
touch a file with specified date in Linux
NAT
Show node labels in Kubernetes
Show processes in parent/child relationship in Linux
case in bash example
Multi-container Pods in Kubernetes
Basic steps with Vagrant and libvirt (KVM)
chage
Node selector in Kubernetes
osboxes.org - offers ready-to-use Linux/Unix guest operating systems
Run the command directly without the alias in bash - suppress alias substitution
Label a Kubernetes node
COPY vs ADD in Docker
How to host static sites with TLS on AWS
Helm application example
Kernel Space and User Space in Linux
Some PS1 escape characters
Microservices
rkt
Agile
KubeVirt
Run Docker container with another user
Default requests and limits for a Pod in Kubernetes
OS Kernel
Helm
Basic work in Redis and Docker with persistent data
pushd, dirs and popd - builtin commands in bash
CRI-O
Taints and tolerations in Kubernetes
What is a Docker image
Working with hardware in Linux
Kubernetes Service Account details
What is Docker
Get command type in bash
Types of accounts in Kubernetes
Find your shell in Linux
git submodules
grep recursively in hidden files and folders
What information stores .viminfo file
Path where apt stores downloaded packages
Database types examples
Memory for limits and requests in Kubernetes
VirtualBox
Getting source code for package in Ubuntu
Kubernetes requests and limits
Docker Compose
Ubuntu apt-cache package lists files location
Kubernetes Security Contexts
OOM killer in Linux
Ubuntu repositories
Viewing Kubernetes Secrets
KVM
Edit multiple lines in VSCode
Create Kubernetes Secret declaratively
Where to find docker registry credentials
Container vs virtual machine
Create Kubernetes Secret object imperatively
git reset hard and soft
sort data in tabular format with sort with -k option
Kubernetes Secrets in Pods
Merge current changes to last commit in git (amend)
find with -ok option - an -exec with prompt alternative
Create Kubernetes ConfigMaps declaratively
Store git credentials
A way to generate a random number in bash
Create Kubernetes ConfigMaps imperatively
Delete local and remote branches in git
find with size
Kubernetes ConfigMap in Pods
Disable SSL/TLS checks in git
Environment variables in bash
How to setup the environment variables in Kubernetes
Getting a result from a bash function
Anchors and aliases in YAML - more complicated example
Limit resources in Kubernetes namespace
for statement using dictionaries in jinja2 templates with Ansible
Remove a user from a group in Linux
Editing running Deployment manifests in Kubernetes
Parameters in bash script
for statement using dictionaries and macros in jinja2 templates with Ansible
Create a Kubernetes Pod in another namespace
adduser vs useradd in Linux
Adding and dropping priviliges (capabilities) when running a Docker container
Editing running Pods manifests in Kubernetes
Anchors and aliases in YAML
Type 1 and Type 2 hypervisor
MicroK8s
Commands and arguments in Kubernetes
Create Kubernetes namespace in imperative way
Get recursive documentation for Pod, Deployment and other Kubernetes objects
Create a new namespace in Kubernetes using declarative way
ENTRYPOINT in Dockerfile
Create a Pod and expose it via Service in the same time in Kubernetes
Get number of namespaces in Kubernetes
CMD in Dockerfile
Kubernetes: create a pod with labels in imperative way
Reference by DNS in namespaces in Kubernetes
Windows: how to run Add/Remove programs tool by typing a single command
Docker Hub
Kubernetes Deployment in declarative way - another example
Scaling Replicaset
Kubernetes ReplicaSet example of manifest file
Secure PHP
Providing username as email in .git/config
kubernetes ReplicationController operations
Kubernetes ReplicationController example of manifest file
for instruction in bash with iterator
sort
Kubernetes Pods operations
Ansible handlers
Password protecting file in Vim
Linux Reader - access to alternative file systems from Windows
Kubernetes set image in a deployment in imperative way
Turning a list of tuples into a dictionary in Python
Get service URL in minikube
Python dictionary
Kubernetes NodePort Service example
Openstack Swift
Python Set operations
Backup essential files and folders with rsync (beff.sh)
Kubernetes Service types
Sets in Python
Limit locate output results
Kubernetes Service
sed example - delete a word from a string
Kubernetes Replication Controller
Obtain information about locate database
REST API
Vim - navigating the file by the lines
Tuples in Python
awk example - add a string at the begginning of the each line
WireGuard VPN client configuration on Ubuntu
Puppet
Rollout and versioning in a Kubernetes Deployment
Lists in Python
Run composer without user interaction
Openstack Horizon
Run temporary pod in Kubernetes which will execute a command
VSCode setup to support Kubernetes manifest files
kubectl basic Kubernetes cluster information
Nova (Compute) in Openstack
Kubernetes cluster components
Keystone in Openstack
Make Skaffold to install/upgrade Helm chart within given timeout
Python basic types
RabbitMQ admin user creation tip
Get Cassandra version from cqlsh
zyxBackup
Vim - reposition the view window
File autocomplete shortcut in Midnight Commander
Interrupt
and/or in Python
Kubernetes Deployment
Vim - navigating the file by words, paragraphs and sentences
for instruction in bash
mandb
Run multiple curls at once in bash to access micro-service
Switch namespace in Kubernetes
Show the first 10 root folders by size
Vim - navigating the file by page
Kubernetes cluster
Stateful applications
Booleans in Python
Stateless application
K3s
Scaling
Red Hat Certified System Administrator (RHCSA) exam
Docker Community Edition
bash aliases
Python script for Nagios to check active primary shards on Elasticsearch cluster
Print initial and maximum Java memory size
Vim - delete n words
AWS - Amazon Web Services
Types of Kubernetes Pod Controllers
xargs
Script to continuously check Cassandra aliveness using cqlsh tool
Azure
Redirect output of a command to another terminal in Linux
Vim - navigating the file by single character
Recursively copy from AWS S3 to local computer
Certified OpenStack Administrator (COA) exam
Kubernetes Pod
tee
Get user input in Python
Object-oriented programming (OOP)
Install a Kubernetes cluster on AWS with kops
Hello world in NodeJS and Express
Import SSL certificate to AWS IAM
Get total size of found files with find and du
SSH tunnel to MongoDB in Python
kops
Kubernetes controller
List methods associated with class in Python
MongoDB replica helper recovery commands
List all running instances in AWS CLI
SSH password entering automation in Jenkins with sshpass
man pages sections structure
kubectl - the Kubernetes command-line tool
f-strings in Python example
Commands to clear the history in Linux bash shell
Strings in Python
Docker Desktop
Shortcuts to Open/Close the terminal in Gnome/XFCE
Troubleshooting MySQL Master/Slave replication
Linux
Escaping in Python
Vagrant get SSH configuration
cloudping.info - measure latency from your browser to each AWS region
Get nameservers with host command
unzip to specific directory in Linux
Division in Python
Chaos engineering
Test Minikube installation
Take a screenshot of a specific area in XFCE
Get IP address from console
Reset MySQL root password in Linux
repl.it - an online IDE
Do not wrap lines in string encoded with base64 command
Minikube
Remove old kernels on RedHat based distributions
Vim
Release models of Linux distributions
SSD information tool for Windows
umask
Set ElasticSearch heap size
Variables in Python
camelCase
Understanding Linux processes, jobs and threads
A testing environment to practice SQL injection attacks
Special symbols with sudo in bash
Kubernetes
until in bash
.screenrc dynamic hardstatus
packstack
Get Windows version and build number
Understanding network device names in Linux
Darkfar skin for Midnight Commander
shuf
Pair programming
vi clones
Flush all iptables rules
Windows: invoke Remote Desktop Wizard from command line
Puppet disable reports
About web-scraping
Format USB drive in MacOS
Elasticsearch delete records from index by query
Send email in Python using sendmail
Send mail with sendmail in bash
Working with journalctl
Python json tool module
Bypass host key checking in Ansible
Run OpenVAS security scanner in Docker container and scan any host for vulnerabilities
What is pom (pom.xml)
Common Linux network tools
Test SMTP server with swaks
Windows Powershell tip to make Internet to work in WSL2 console when connected to Cisco VPN
bash: go to beginning and the end of typed command
Chef Server
Ansible File module
Vim: sessions
OpenStack core services
ps
Kubernetes port forwarding from running Pod to curent machine with kubectl
Ansible colors in output
Vim: external commands
tar with progress
Export GPG public and private keys to a file
Kubernetes Deployment with ConfigMap example
Ansible setup module
Kubernetes ConfigMap example
Convert Ansible YAML inventory to JSON using Python
view
Travis CI brief overview
Unit testing in Chef with ChefSpec example
Ansible inventory in YAML
RabbitMQ export messages from queue without affecting it
Using at to schedule tasks
find with exec
What process is listening on port 14777?
Overriding inventory variables with -e switch in Ansible
AWS S3 bucket policy to access from source IP
Grepping unneded lines from file
Mongo get more results at once by changing the shellBatchSize
Copy Apache config files with Ansible example
Test Driven Development
Check Elasticsearch status
mongodump a collection to a directory
AWS CLI get all instances with tag ENV: DEV for inventory
Check puppet status on all servers using Ansible
Fix merge conflict in git
Docker ecosystem
Using groupvars in the Ansible inventory
Kubernetes rollout deployment
What is time sharing
Vim: tabs
date
Make use of ranges in the Ansible inventory
Vim: undo
Test Kitchen in Chef
Kubernetes get all objects in all namespaces
Priority in hostvars in Ansible inventory
Chef Cookstyle
Infrastructure as a Service (IaaS)
Delete a tag and re-tag in git
rm
Become as superuser setting in Ansible inventory hostvars
Default rollout history limit in Kubernetes
Chef Foodcritic
Vim: working with buffers
mkdir
Delete all Elasticsearch indices from 2020
Specify other port for SSH in the Ansible inventory hostvars
Show pod labels in Kubernetes
ChefSpec in Chef
hostname
Set Ansible user in the inventory via hostvars
MiliCPUs in Kubernetes resources
Print variables associated with ChefDK
Fix 403 error in webserver caused by SELinux
man
Ansible list hosts in specific group
Kubernetes resources
Invoke ruby via Chef
which
Inheriting groups in Ansible inventory
Check syntax of ruby file
Kubernetes - verify what you can do with current credentials
Get Docker statistics
Chef testing
w
Condensed view in Ansible
Kubernetes probes
docker-compose - override default container startup command and volumes example
Notifications and subscriptions in Chef
uptime
Specify in the Ansible inventory that no transport mechanism like SSH is required
Multi-stage Docker build for serving static content using React application
Using wilcard in Ansible inventory
Embedded Ruby (ERB) template file in Chef
Create a deployment for test in Kubernetes in imperative way
Why use Docker
Fix error of cannot login to phpMyAdmin due plugin changes
Basic implementation of user and group resources in Chef
Execute Ansible with ping module with host key checking disabled
uname
Kubernetes example - deployment in declarative way
What is a Docker container
Ansible configuration files priority
Generate a fingerprint for host and IPs to compare values from known_hosts
touch
tmux rename session
Chef guard attributes or conditionals
What is the Docker build context
ReplicaSet in Kubernetes
SSH connectivity overview
Ansible playbook
execute resource with examples and alternatives in Chef
tmux status line
Docker volumes
What is a namespace in Kubernetes
Ansible executable
tmux sessions
bash inline script example in Chef
docker run alternative
The 'pause' container in Kubernetes pod
Ansible inventories
remote_file resource in Chef
tmux
Ansible modules
cookbook_file resource in Chef
Customize bash
Removing stopped containers in Docker
Ansible core components
Chef ERB templates with Ohai example
Install completion in Kubernetes
docker-compose example with NodeJS and Redis
Get information about the shell in Linux
Ansible
clear in Linux
Chef generate a template command
Docker commit example
Start dashboard and enable proxy in minikube
Calling a cookbook with a particular recipe(s) in mind
Implement Postfix header checks
Testing nginx container bash script (docker-entrypoint.sh)
include_recipe syntax in default.rb in a Chef cookbook
Setup minikube running on Docker in Debian
Run sample React application in Debian
Convergence
Mapping a file to a variable in bash
Dockerize a simple NodeJS app
Deploying hello-app deployment and service on minikube
Chef cookbooks
Clean apt cache
What is Alpine in a Docker world for an image
Expose a port from Pod to host in Kubernetes
Copy-on-Write
Kubernetes: copy files from/to container
Get how many layers your Docker image is composed of
Chef recipe
Idempotence
Setup a Kubernetes cluster using kubeadm, Vagrant, Centos 7 and libvirt (KVM)
Container restart policies in docker-compose
What is a kernel system call
Chef Ohai
OpenSSH - generate public key from the private key
Test Docker image for vulnerabilities with Snyk
Hello world using Chef
Running pods in Kubernetes
Take screenshot of a region in Windows
Docker image creation and optimization Example 2
Docker image creation and optimization Example 1
Main keys in Kubernetes API object yaml file
Chef resource
Running an interactive shell in a container
Tagging an image for Docker Hub
Exploring the Kubernetes API
Chef Development Kit
Vagrant with libvirt on Debian testing
Find files modified last 30 days
Install MariaDB with phpmyadmin and secure the access to it with .htaccess
What are Linux capabiities
Linux kernel Control Groups (cgroups)
Linux kernel namespacing
Infrastructure as a Code
Stop Docker containers
lsblk
.vimrc for kubectl
Using bind mount directories in Docker
Fixing issue with black screen after suspending in XFCE
Vim: Text manipulation
Replace string with another string with regexp in Ansible
Docker custom search images examples
Vim: Status
Set CPU limitation to Docker containers
apg - a cli password generator
Setup Apache vhost with LetsEncrypt certificate on Debian
Vim: Recording macros
Set hard and soft memory limitation to Docker container
mail command in Linux - send email in cli
Run MongoDB and Mongo Express in Kubernetes
Vim: Searching and replacing
List resources that are bound or not bound to namespace in Kubernetes
Ansible code to add Grafana users
ohai values interpolation in Chef
Change default namespace in Kubernetes
Install Docker on Debian testing
Java process core dump
Detach from running Docker container
Vim: pasting
Docker compose file for Mongo and Mongo Express
nginx virtual host for reverse proxy
Run Mongo and Mongo Express using Docker
Install minikube with KVM on Debian testing
Show hidden files in Gnome
Tell Ansible to use a list of hosts rather than inventory file
Analyze file metadata with file command
Vim: delete
Formatting strings in Python - more examples
Remove NVIDIA drivers and install open-source Nouveau display drivers in Debian
Passing extra variables to Ansible playbook in a JSON format
Python list comprehension
vsftpd config for default installation
Show memory hardware information
Ansible role which use pinning instead of holding to keep the Ubuntu packages from being upgraded
Snake case
Example of formatting strings in Python
Vim basic modes
Fix MySQL error "Plugin caching_sha2_password could not be loaded"
Vertical format for docker ps
Prevent ssh from disconnecting on client side
Locals in Terraform
exec
Run gvim on a remote host
Get firewalld services on CentOS
Linux file types
Vim - substitute in multiple files
bash until
Temporary fix for black Google Chrome windows after suspend
About vi
Expire user password and force reset at next login in Linux
Create AWS S3 resource with Terraform using interpolation
Prepare an Ansible testing environment
Vim yank
What is continuous deployment
What is continuous delivery
What is continuous integration
What are Ansible variables
Vim visual mode
bash wildcards
Basic printf/scanf in C
Vim insert mode
jinja2 map filter
Delete a file from tar archive
Configure OWASP scan with dependency check plugin in Jenkins pipeline project
Get help in Linux
Scan for writable directories with find
What are Ansible facts
Hello world in C
Create default Ansible role directory structure with Molecule
Setup grafana with Cloudwatch without IAM user
jinja2 default filter
vim help
Legal C digraphs
jinja2 join filter
Go to the shell output in Midnight Commander
C comments
Installing C compiler on Linux
vim save and quit
for statement in Jinja2 templates with Ansible
Ansible load vault password from a file
if statement in Jinja2 templates with Ansible
Jenkins terms
C type casting
Working with lists in Ansible
Find files and directories with nouser and nogroup
Go to beginning and end of the file in nano
Run the OOM adjustments on all php-fpm childs
Uninstall VMWare Workstation in Debian
Grab all urls from saved html file with python and beautifulsoup
Network card firmware install in Debian
Display available versions of a package in Debian/Ubuntu
Set tab spaces to 2 in vim to edit yaml and python files
Ansible tasks plays and playbooks
Copy directory and preserve all permissions in Linux
YAML basics
Allow incoming SYN packets to all listening ports using iptables and Ansible
Uninstall validate_password plugin for MySQL
Lock user password
Enumerate fields for local credentials databases
Most used Desktop Environments
Linux boot process
Virtualbox replacement in Debian
Ansible role directory components
KVM clipboard sharing
Common tests in bash for conditional statements
REST clients
What is piping in bash
What is a Linux distribution
Suspend in older versions of Gnome
Init runlevels
Linux network commands
Enable windows title buttons (minimize, maximize) in Debian Gnome
View kernel messages in Linux
Listing devices in Linux
woeusb - burn Windows ISO to flash from Linux
Linux kernel modules tools
Download manager which monitors clipboard
Pseudo file systems in Linux
Create a temporary files in scripts
passwd shadow group files structure
Get the number of threads for a running process in Linux
Brackets in bash
Simulate a package installation with apt
Convert to lower case with tr
Things to do after creating systemd unit file
How to enable debug in bash script
Single and double quotes in bash
Enable line wrapping in nano
Crontab for MySQL backup
How to kill nginx caching
Create a bash function with parameters
Generate a sequence of numbers in bash
Get a proper list of services which are currently running
Routers, hubs and switches
Rename multiple files by pattern in bash with find
Get instance metadata in AWS
Generate file contents using cat, here-document and environment variables
Over 300GB logs size due to "AER PCIe Bus" errors
Disable automatic sleep in Debian testing
Resizing AWS EC2 partition
Read yaml values from encrypted file with ansible-vault using python
Check if string is present in usernames in multiple AWS accounts using awscli and jq
Quick way to create a dababase and user with password for MySQL/MariaDB
Monitor page load with PhantomJS, Nagios and Ruby
Several methods to write ISO to flash drive
Drop multiple measurements from InfluxDB database using a pattern
Archive all directory logs except today with find and gzip
Format strings in Terraform
Save results of MongoDB query in a JSON file
Check Elasticsearch status from Nagios
Don't log commonly missing files in nginx
Pack and delete only specified log files by template with tar seq and printf
Convert a MongoDB cloned server from replica set to a stand alone server
How to scroll inside screen
How to retrieve entire site via command line using wget
How to reset the password for any RabbitMQ user
Batch change passwords on multiple AWS accounts
Restart Gnome-shell without killing running applications
Executing bash and groovy commands on a Jenkins node
Modify default autogen retention policy in InfluxDB
How to remove "Send to device" in Chrome right click
Delete artifact from Nexus repository using REST API
Take a screenshot of a specific area in Gnome
What is cloud computing
Check password protected certificate expiration date with OpenSSL
Linux add swap space oneliner