Arsgeek seems to love Ubuntu – their articles about it continues with “Ubuntu Tricks – 4 ways to run Root privileged processes without a password.”
Read it here
First, a note from your author. While some of these processes may be a bit time saving and knowledge is good for its own sake, I DO NOT recommend using these techniques often, if at all. Ive had some requests for an article of this type and Im happy to provide the information – its all available out in the great wide Internet anyway. However, running things as root means that there are no safety nets involved and should someone else gain access to your computer, they can do anything they want.