Though type is an extremely important object-oriented concept, it is often overlooked in favor of implementation-centric concerns. Java program development is as much about design as about ...

Abstract classes and interfaces in Java serve fundamentally different purposes. Learn the differences between these Java language elements and how to use them in your programs. Abstract classes and ...

I recently returned from JavaOne 2005 in San Francisco. The show was impressive for a number of reasons. The attendance seemed to be about 30% larger than last year's. The same could be said for the ...

I've got a class in java for a swing application that extends JFrame. This class is pretty much reponsible for everything to do with a certain window in the program. Everything works great, but come ...