Becoming popular in the early 1990s and the norm today, object-oriented programming (OOP) languages, such as C++ and Java, provide a formal set of rules for creating and managing objects.

This article shows how to use the Apache Commons JXPath component to easily query complex Java object trees for data using the XPath expression language. It covers both basic and advanced features ...

Using accessors violates the basic object-oriented (OO) principle of encapsulation, so you should avoid them. This article discusses getter/setter cons and offers an alternative design methodology.

When Longhorn ships, it will signal a full-scale move away from the object-oriented world of COM and DCOM, as Microsoft prepares to increase the pressure on Java ...