The Java JAR file in review The JAR file is an important artifact in the world of Agile software development in Java. Really, though, the JAR file is just a ZIP file with a different file extension.

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.

Microsoft’s Java Engineering Group has open-sourced the Microsoft GCToolkit, a set of libraries for analyzing Java garbage collection (GC) log files.