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Nexus
Last updated on 10 Apr 2022
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Portworx cheatsheet
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Harbor
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Helm
Kubernetes
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kubectl error: You must be logged in to the server (Unauthorized) – how to fix
nodeSelector and nodeAffinity
PodAffinity
Taint and Tolerations
Backup and Restore Kubernetes ETCD database
Clean up old containers and images in your kubernetes cluster
Kubernetes: Evenly Distribution of Pods Across Cluster Nodes
Kubernetes CheatSheet
Kubernetes Pod Security Policies explained
Kubernetes copy data between pvc
Kubernetes pvc deleting stuck in Terminating state
Kubernetes namespace deleting stuck in Terminating state
Easy way to change namespace in Kubernetes
Pull an Image from a Private Registry
Mounting a ConfigMap to an Existing Volume in Kubernetes
Updating a ConfigMap
Kubernetes NodePort vs LoadBalancer vs Ingress
Authorization
externalTrafficPolicy
Quota's, Limits and Resources
Upgrade Kubernetes
Volumes
Generate TLS Secret for kubernetes
Update cluster DRAFT - NOT TESTED
Kubernetes
Docker
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GoLang: Using multi-stage builds to create clean Docker images
Docker
Docker Swarm
Docker run in background
Docker: determining container responsible for largest overlay directories
Docker exec into container
Docker logging
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Syncthing
Algolia
Nexus
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Nexus database restore
Python
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Virtual environment
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Take Your VS Code Configuration Anywhere Easily with Settings Sync
Demo
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Running Docker on WSL2 without Docker Desktop
Go
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Siege
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Source
Level up your shell history with Loki and fzf
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Redis
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Redis
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mmcli
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Apache
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Splunk
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Terraform
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Quemu
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Jenkins
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Jenkins dump credentials
Jenkins DSL seed job
Send messages via mail and Slack
Jenkins Environment variables
Jenkins
Jenkins docs
Jenkins pipeline DSL
JenkinsX
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Script to automaticaly install plugins in Jenkins.
Jenkins create git webhook
Jenkins use git submodule with declarative pipeline
Jenkins create git pipeline
Jenkins sources
Monitoring
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Alertmanager
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Test
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Chapter 1
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Chapter 1-1
Chapter 1-2
Chapter 1-3
Chapter 1-4
Chapter 2 (weighted)
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Chapter 2-3 (weight: 10)
Chapter 2-4 (weight: 20)
Chapter 2-2 (weight: 30)
Chapter 2-1 (weight: 40)
Chapter 3 (hierarchized)
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Chapter 3-1
Chapter 3-2
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Chapter 3-2-1
Chapter 3-2-2
Chapter 3-2-3
Chapter 3-2-4
Chapter 3-3
Chapter 3-4
Sample Document
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Build-in Shortcodes
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Table of Contents
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Performance Test
Blaataap
test
Ansible
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Running Ansible through SSH Jump / Bastion Host
Ansible add block to file
Ansible copy file
Ansible course notes
Ansible remove file
Ansible remove line from file
Ansible roles
Ansible service handlers
Ansible set permissions of file
add iptable rule
Ansible cfg hierarchy
Ansible check if port is listening
Ansible execute a role with condition
Ansible fail if condition fails
Ansible force ansible version
Ansible idempotently change file attributes
Ansible patch single package
Ansible patching or using forked version ansible galaxy role
Ansible pipelining
Ansible register shell output
Ansible run playbook
Ansible with items key and value
Better CLI experience
Cheatsheet
Cloning private GitHub repositories with Ansible on a remote server through SSH
Certificates
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Certificates Kubernetes
SAN Certificates
Show Certificate info
Certificates
Git
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Unfork a repo on GitHub
Clean up old git branches
Compare encrypted git files
Git errors and how to solve them
How to compare two git branches
Show current git branch with colors in Bash prompt
Git tips
GitHub SSH auth
Linux
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How to convert JPG to PDF in Linux
Create Password Protected ZIP in Linux
awk
sed
Find
Memory
Base64 encode/decode
Network NMCLI
Cron
Killall
SELinux
Systemctl
wget
Boot CentOS/RHEL in single user mode
Auditd
DBUS
Debian
Debugging
FFMPEG
Filesystem
GPG
IPMI
JQ
Kernel Tracing
Mail
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Packaging
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Perf
Raid
RSYNC
Screen vs TMUX
SSH
Systemd
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vi
vi2
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dd
Empty mailq
Empty mailq
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Grub
Install quemu agent
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Mount
NTP
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Sar issue
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Screen
Swap
Puppet
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Hiera
Mcollective
Puppet
Parameters
Puppet Duplicate Resources with PuppetDB
Ubuntu
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Always connect VPN Ubuntu 19.10
Pulse Audio Bluetooth codecs
Varnish
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Varnish Cheat sheet
Varnish Purge
varnishlog
Markdown
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