cmd + d // horizontal split cmd + shift + d // vertical split cmd + w // close window
cat // peek inside files without actually opening them less // screen-full of text at a time, but no more. imgcat // preview image touch // create single or multiple empty files pbcopy < // copy contents to clipboard lsof -i :[port] // view what is using up your current port. && // [npm i && npm start] running mutiple commands in one line open . // open current directory curl // download files tar xvzf or gzip // compress/uncompress chmod // change file permissions diff and patch //