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 ...

I also present the results of a DAP benchmark run on leading Java 2 Runtime Environment (J2RE) implementations. Every developer knows performance degrades when higher levels of data abstraction are ...

Java is an object-oriented programming language, but there’s more to Java than programming with objects. This tutorial is the first of several introducing non-object-oriented features and syntax ...