Command Prompt holds almost endless possibilities, and it's doubtful many people know the full extent of what a few lines of code can accomplish. The next time you're bored at your PC, try these fun ...

Dennis O'Reilly began writing about workplace technology as an editor for Ziff-Davis' Computer Select, back when CDs were new-fangled, and IBM's PC XT was wowing the crowds at Comdex. He spent more ...