Table of Contents

• apt
• Audio
• Between two computers
• Docker
• General
• git
• ROS 2
• Search
• Vim
• YouTube

apt

• List installed packages in chronological order
• Split apt-get install to download stage and install stage

Audio

• Extract audio from video

Between two computers

• Bandwidth Measurement
• Bridge Networks
• Discover others in subnet
• Exchange files (netcat)
• Exchange files (python)
• Exchange files (copyparty)

Docker

• Cleanup unnecessary space
• Kill running containers
• Reboot Docker
• View names of running containers
• View occupied space

General

• Generate Passwords
• Run something once on boot
• Suppress lines of output on command line

git

• Configuration of keys for different repos
• Copy commit from <branch-b> to <branch-a>
• List files modified or yet untracked
• Remove changes introduced by commit
• Revert multiple commits in one new commit
• View file modifications
• View ignored files
• diff
  • Find files changed between commits filtered by regex
• add
  • Add everything except untracked files
  • Forgot to add file(s) to latest commit and realised before pushing?
  • Unstage everything after add
• fetch
  • Fetch by specifying key location
• push
  • Push by specifying key location
  • Squash commits before pushing
• rebase
  • Rebase and automatically accept changes from branch
  • Squash commits during rebase
• merge
  • Merge branch but don't commit changes yet
  • Squash commits during merge
• lfs
  • Installation
  • Add stuff to
  • Migrate existing files to LFS (e.g. large files already committed)
  • Remove commit-unreferenced stuff from

ROS 2

• colcon
• Migrate signing key
• Publish static transform on the fly
• Release Package via Apt
• Save map published at custom topic
• topic echo
  • Echo specific field of message
  • Throttle frequency

Search

• grep for string in subset of all files
• grep for string and get unique matching words
• grep for string and show preceding/succeeding lines
• grep for string in files and open each one in separate window
• grep for string and exclude lines containing specific words

Vim

• Enable backup, undo, swap

YouTube

• Download video
• Download video but extract only audio