The difference between abstract classes and interfaces has long vexed Java developers. Find out how Java 8's default methods introduce both new complexity and new options to that familiar ...

What does abstract class actually mean? Find out inside PCMag's comprehensive tech and computer-related encyclopedia.

What is an abstract class? An abstract class is a template definition of methods and variables in a specific class, or category of objects. In programming, objects are units of code, and each object ...