File compression is a great way to reduce the overall sizes of files or a batch of files. This helps save space on storage devices and makes transferring files over the Internet easier and faster ...

JEP 238: Multi-Release JAR Files extends the JAR file format to allow multiple, Java-release-specific versions of class/resource files to coexist in the same archive. This upgrade makes it easier for ...

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 ...

I know there's no practical purpose to this it's entirely theoretical. and I know a jar file uses the zip format. But how does one create a jar file without a manifest file. (I don't mean creating a ...

Community driven content discussing all aspects of software development from DevOps to design patterns. Your specific reasons to open a JAR file will determine the ...

We all built EJBs, servlets, and JSPs before J2EE came upon the scene at 1999’s JavaOne. In those days, EJBs were deployed into EJB containers (mostly in application servers such as WebLogic or ...