SUDO without password

The obvious thing to say first of all is SUDOing without a password is dangerous!

sudo visudo

At the bottom of the file add a line similar to:

The simply save the file.

What this says is:
Allow user 'peter' on ALL machines to run, with no password (NOPASSWD) ALL commands

Check out my new prototype; lighting that responds to music automatically!
6 Lighting :)