Explain xkcd: It's 'cause you're dumb.
Note that it is more effective to write "sudo !!" to redo the last command but with sudo added to it. -- Agge.se (talk) (please sign your comments with ~~~~)
- Using
sudo !!
outputs the previous command with sudo into your bash (other shells as well) history, so to bash what you said was "sudo make me a sandwich" not "sudo !!". lcarsos (talk) 16:46, 29 October 2012 (UTC)