autocomplete commands with sudo

How to enable autocomplete when using sudo command?

Edit  the ".bashrc" hidden file from your home folder.

sudo vim ~/.bashrc

Then paste this at the bottom of the file:

if [ "$PS1" ]; then
complete -cf sudo
fi

Then type this in a terminal to reload:

bash

Now try the example in the beginning of the file "sudo ser" and press TAB.
It should now work.


found at: http://www.webupd8.org/2010/03/how-to-autocomplete-commands-preceded.html