Sun Microsystems Inc. has announced Java VisualVM, an open-source graphical user interface tool for troubleshooting and profiling Java applications.

The Java Servlet API is part of the Java EE stack, providing URL mapping and request handling capabilities for Java web applications ...

Java developers -- so, most software developers -- need to know Java security issues. Make sure your app properly validates, and don't only rely on SecurityManager.

The new 1.4.1 to Apple's Java component in Mac OS X adds several enhancements, including: Improved Java applet support for Safari and other web browsers that support the Java Internet Plug-In.