What's the difference between a blonde and a computer?
You only have to put information into a computer once.
How can you tell if a blonde has been using your computer?
There's whiteout on the screen.
Why is a man different from a computer?
You only have to tell the computer once.
Computers are like air conditioners, they stop working properly if you open Windows.
Old software engineers never die. They just log out.More jokes