My Arch linux config

AUR manager rua

Desktop i3wd

bar i3status-rust

menu rofi

Package info

pacman -Qo <package>

Delete package (R) including unused dependencies (n) and package configurations (c)

pacman -Rnc <package>

Clear pacman cache

sudo paccache -rk 1

Remove all cached versions of uninstalled packages, re-run paccache with u flag

sudo paccache -ruk0

Remove all uninstalled packages

sudo pacman -Sc

Invalid or corrupt package (PGP signature)

pacman -Syy
pacman -S archlinux-keyring

Encrypt file with a password, if --output is left out the output file wil become input-file.pgp

gpg -c [input-file] --output [filename]

Or a secret string

echo "secret" | gpg -c --output [filename]

Decrypt

gpgp -d [filename]

Convert mov to mp4

ffmpeg -i my-video.mov -vcodec h264 -acodec mp2 my-video.mp4