This week's book giveaway is in the General Computing forum. We're giving away four copies of Arduino in Action and have Martin Evans, Joshua Noble, and Jordan Hochenbaum on-line! See this thread for details.
Short Answer: Variables are named memory locations.
Long Answer : This is a really big topic... why not post what exactly is giving you problems with variables, or get a good Java book? There are plenty listed in theBunkhouse...
-Nate
-Nate
Write once, run anywhere, because there's nowhere to hide! - /. A.C.