cloudl/til

Today I Learned

TIL

Today I Learned

A collection of concise write-ups on small things I learn day to day across a variety of technologies. These are things that don't really warrant a full blog post. These are mostly things I learn by pairing with smart people at LinuxServer.io.

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Categories

• arch
• command-line
• docker
• libvirt
• linux
• nmap
• ubiquiti
• ubuntu
• vim

arch

• Fix Virtualbox Modules after kernel update - if all else fails

command-line

• Remove unwanted prefix from multiple files
• Share any directory as a website using Python
• Push to multiple git remotes at once
• Rsync over SSH
• Move a git repo with history
• Git checkout remote branch with tracking
• Kill multiple processes at once

docker

• Official Docker install script for yum and apt
• Change Docker root directory under systemd

libvirt

• List Host CPU capabilities using virsh
• Fix QEMU guest with no internet

linux

• Fix Firefox dark themeing issues

nmap

• Scan IP range for a specific port

openshift

• OCP dynamic storage allocation

synology

• Setup Dynamic DNS on a Synology NAS

ubiquiti

• Move a Ubiquiti AP to a new controller

ubuntu

• Fix a full /boot partition

vim

• sudo a file from within vim