Damme's linux stuff

pacman

pacman -F $filename # Search package including $filename:
pacman -Ss $package # Search $package
pacman -S $package # Install $package
pacman -R $package # Remove $package

Other stuff

smtprelay via gmail with postfix mailutils, s-nail https://www.howtoforge.com/tutorial/configure-postfix-to-use-gmail-as-a-mail-relay/

Nut sending mails: https://freekode.org/nut-sending-emails/