All Java programs are compiled into class files that contain bytecodes, the machine language of the Java virtual machine. In this JavaWorld classic, Bill Venners goes under the hood of the JVM to ...

Following a number of reports of new zero-day vulnerabilities in the Java browser plug-in, Oracle has today released an emergency update to Java 7 as Apple updates Java SE 6 to version 1.6.0_43. Today ...

Learn how to do basic CRUD operations on JAR, WAR, and EAR files using the command line. Although Java IDEs and numerous graphical tools make it easier than ever to view and manipulate the contents of ...

Right from day one, the standard format for packaging Java programs was the Java ARchive, or JAR file for short. There's nothing particularly interesting about a JAR file. At its heart, it's simply a ...

In the world of IDE-based development, programmers can easily become detached from JDK and the underlying technology that makes their applications work. Here is a list of the five most useful Java ...