Note: Some of these programs are not built-in, and some are platform-dependent
pacman -Syu - update all packages on Arch
brew bundle - install from a Brewfile
brew bundle dump - generate a Brewfile
. venv/bin/activate.fish - activate a python venv on fish
tmux new -s <name> - create new named tmux session
tmux a -t <name> - attach to named session
tmux ls - list all tmux sessions
vim + <file> - open file with cursor at the bottom of file
ufw allow 5000/tcp - allow connections on a given port
lsof -i :5000 - find which process is running on a given port
uname - get name of operating system (macOS is Darwin)
neofetch - display basic system info and splash screen
convert -size 32x32 xc:white white.png - create a blank image file from command line
tldr <command> - simplified man page with examples
pbcopy/pbpaste - interact with clipboard from terminal