Arch Package Managers

• Upgrade everything: pacman -Syu
• Install package: pacman -S <pkg>
• Remove package
  • pacman -Rsn <pkg>
  • pacman -Rsc <pkg>
• Modified files in package: pacman -Qkk <pkg>
• File list of package: pacman -Ql <pkg>

git clone https://aur.archlinux.org/package-query.git
cd package-query/
makepkg -si
cd ..
rm -rf package-query/

git clone https://aur.archlinux.org/yay.git
cd yay
makepkg -si
rm -rf yay/

Deletes cached versions of installed and uninstalled packages, except for the most recent 2:

paccache -r -k2

Remove package cache and currently unused sync databases:

pacman -Sc

Remove cached AUR package and any untracked Files in the cache (caution: this command removes pacman caches as well):

yay -Sc