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 ...

Don't let the occurrence of a RuntimeException in Java bring your code to a standstill. Here are 10 examples of how to avoid runtime exceptions in Java.

An HTTP Object Channel between a Web server and an applet (or any kind of Java Web client) would be very useful. Dynamic data could be delivered to the Web client directly (in a serialized form ...

This tutorial explains how a Java HashMap works internally and explores the challenges of implementing it, including buckets, collisions and hash codes.