Stub about handy Java design patterns

Just found a great little intro to Singletons in Java. Didn’t want to loose it. So here it is: http://www.javacoffeebreak.com/articles/designpatterns/index.html

For coordinating interactions between GUI output, GUI controls, and a background model, try the MVC design pattern. See here for example. Here is something on the Sun site. But the best I’ve found so far is this.