The biggest computer joke of them all... The INTERCAL Programming language.

Related to that, its functional cousin Unlambda.

An aged page on the Usenet Oracle

Quotes file. Everyone has one of these; this is mine. The '|' denote line breaks to make it look nice on a 80-column terminal. One way to get a random quote is:   nawk -v file=quotes.txt -f quote.awk < quotes.txt | tr '|' '\n'
Or just go over here and "Reload" until bored.

Some sendmail configuration file hacks I've collected.

• Towers of Hanoi by Jonathan Chin. Invoke as   echo "49 HANOI:@@@@@" | sendmail -bt -d21 -Chanoi
• 99 Bottles of Beer on the Wall by Felix von Leitner
• Five function calculator (untested) by Matthew Slattery

Why you should always wear shoes.