How do you run a JAR file on Windows, Mac or Linux? Double click the JAR? Run the JAR at the command line? Several approaches will work if you have Java or the JDK installed.

It's not that hard to perform Java file uploads. The new Servlet and JSP API, along with HTML5 input form enhancements, make Java file uploads, both synchronously and asynchronously with Ajax, ...

How to Configure Chrome to Open JNLP Files. Java Network Launching Protocol, or JNLP files, are used for launching Java programs and Web applets over the Internet or company intranet. While some ...

In this return to the Open source Java projects series, author Steven Haines introduces TomEE, explains how it differs from Tomcat, and helps you set it up in your development environment.

A day after Sun chief Scott McNealy says "open source is our friend," a prominent advocate of the collaborative programming philosophy calls on the company to open Java code.

Project Harmony aims to create version of Java desktop software with an open-source license--something Sun has resisted in the past.