Simon Mardle and Sean Pascoe - University of Portsmouth - Genetic algorithms (GA) are an evolutionary optimisation approach which are an alternative to traditional optimisation methods.
Kim Gräsman, January 2004 - how to flow context properties from client to server, and why it works the way it does. Unfortunately, it also unveils a couple of serious limitations.
by Mark Larson. "The most important thing to remember is to TIME your code. Trying different tricks might or might not speed up your code. So it is very important to time your code to see if you do get a speedup as you try each trick."
the Future of the Theory, And The Generation of a Living World by Christopher Alexander presentation recorded live in San Jose, California, October, at The 1996 ACM Conference on Object-Oriented Programs, Systems, Languages and Applications (OOPSLA).