=== Run command in the background If you want to run a command in the background as a job through terminal, you can add ''&'' at the end of the command including arguments. === Example: {{{ afplay audiofile.mp3 & }}} //afplay// is a Mac command which plays audio file, where the last character ''&'' indicates //afplay// to run in the background as a job. {{{ mpg123 audiofile.mp3 & }}} //mpg123// is a Linux command, you can download it through (on Ubuntu) {{{ sudo apt-get install mpg123 }}}