Not credited to me, but they are funny:
1) A picture may be worth a thousand words but it uses up a thousand times more memory!
2) A life… cool.. where can I download one of those?
3) ASCII stupid question, get a stupid ANSI. (

)
4) UNIX: when you can't afford the very best
5) Bad command or filename. Go stand in the corner.
6) Programmer: An ingenious device that converts caffeine into code.
7) The nice thing about Windows - it does not just crash; it actually displays a dialogue box and lets you press OK first.
8) WARNING: Keyboard Not Attached. Press F10 to Continue.
9) Bad Command or File Name. Good try, though.
10) Hit any user to continue.
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Technology for the computer ones, and
One-Liners for other one liners.