Frequently forgotten shell commands

• Scheduling a shutdown
  • At a specific time
  • After n minutes
• Spring cleaning
  • Cleaning the Yay package cache
  • Cleaning up the pip package cache
  • Removing unused Python virtualenvs

Scheduling a shutdown

At a specific time

shutdown hh:mm

After n minutes

shutdown +n

Spring cleaning

Cleaning the Yay package cache

yay -Scc

Cleaning up the pip package cache

pip cache purge

Removing unused Python virtualenvs

1. list all virtualenvs:

   locate -b '\activate' | grep "/home" | sed -e 's/bin.*//g' | uniq
   

2. …remove the unused ones manually. I tried to add | xargs rm -ir for interactively removing them one by one, but that doesn’t work. I understand the reason, but not the alternative solution(s)