To run a command-line program with superuser(root) priviledges, you normally will preceed the command with “sudo”, as shown in this example:
Ubuntu provides a graphical alternative to the sudo command that you have probably seen if you try to run any administrative tool:
You can easily and quickly run any program as root by preceeding the command with the “gksu” command. For instance, let’s launch xterm as root by hitting Alt+F2 to bring up the quick run dialog:
We’ll first see the password dialog shown above, enter your password… and there we go – we now have a terminal running as root:
Easy stuff!