Learn how a Java JAR file (Java Archive) allows you to package compiled code and other resources in a single file that is easily deployed and executed resources.

A JAR file is an archive file but is more than a file compression format. Here's how to open, run, or execute JAR files.

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, ...

Open source licenses Each of the Java projects covered in this series is subject to an open source license, which you should understand before integrating the project with your own projects.

The Eclipse Foundation has announced the release of the Jakarta EE 8, the first truly open-source, vendor-neutral version of Java Enterprise Edition.