developerWorks : Java technology : Technical library

Paul Reiners shows how to animate images in unexpected and artistic ways using the Java 2D API and cellular automata. In the process, he demonstrates implementation of an image operator in Java cod...

Javascript Object Notation (JSON) and Asynchronous Javascript + XML (Ajax) are staples of Web 2.0 development. In this installment of the Mastering Grails series, author Scott Davis demonstrates th...

Use the Eclipse Integrated Development Environment (IDE) and Java
Platform, Standard Edition (Java SE) 6 to create a stand-alone Web services
application that can be run from the console. In this...

A disconnect between the stakeholders who define requirements and the developers
who implement them has long plagued software development. In recent years, frameworks
based on dynamic languages a...

Leverage Apache Solr's many new enhancements to add best-in-breed capabilities to your application.

IBM Rational Application Developer Version 7.5 contains tools to create Java EE applications utilizing JPA and EJB technology Version 3.0. Rational Application Developer V7.5 introduces new wizards...

Join Elliotte Rusty Harold for a look into "new" features in the classic
java.lang.Math class in this two-part article. Part 1 focuses on more purely
mathematical functions. Part 2 will explore t...

Domain-specific languages (DSLs) have become a hot topic; much of the buzz
around functional languages is their ability to build such languages. In this latest
installment of The
busy Java develo...

Grails makes it easy to ensure that your Web applications start out bug
free and stay that way. As a bonus, you can leverage your test code to produce a rich
set of executable documentation that ...

In addition to building Web and console applications with Ruby, you can write complex GUI desktop applications that run unmodified on multiple platforms. Thanks to JRuby, a robust alternative to th...