In a previous blog posting , I listed some "everyday problems" Java developers will often face and included some ideas and links related to addressing these issues. One of the focal points of that ...

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 are classes that contain one or more abstracted behaviors or methods. Objects or classes can be abstracted, which means that they're summarized into characteristics relevant to the ...