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 ...

For many years, Phil Katz’s archive creation, zip, has been one of the most popular file archiving formats. Sun has adopted the zip format as the basis for the Java Archive (JAR). Sun has extended the ...

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 ...

I'm skeptical about many of the "worst virus ever!!!" warnings that storm across Internet-land from time to time. But the latest advisory, about a potentially very serious vulnerability in the Java ...