• Why floating point arithmetic != real number arithmetic
• Why Javascript can't call PHP/Python/etc. and vice-versa
• Why I hate BBCode (hint: it's evil)
• Why you shouldn't insert serialized values into databases
• Why regex can be used to parse HTML if you really know what you are doing.
• What you should know about password security
• Falsehoods Programmers Believe About Names

"It's not real life. It's only ones and zeroes." - Gene Spafford