Software development anti-patterns, not good for you

The Gang of Four brought us design patterns which are those familiar, (to some of us, anyway) time-tested building blocks of software applications. However, not all patterns are simply good, in which they are called anti-patterns or, in common language, pitfalls.

I noticed that ever-expanding Wikipedia has a great link list to many project management, design, programming and organizational anti-patterns. Recommended reading.