How does one measure the performance penalty imposed by a compiler and execution environment on a program for using the data abstractions? In this article, I present the Data Abstraction Penalty (DAP) ...

One of the easiest ways to understand what is meant by ‘object oriented’, is to define what it is not. Before Object Oriented Programming (OOP) programs were written an imperative way, essentially a ...

The legend of the Tower of Babel depicts the fact that humans lost the ability to speak a common language and began to use different dialects, making communication between them far more difficult.

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 ...