The following command enables you to run any Java JAR file on the command line: java -jar jarfilename.jar To use the JAR file opener that comes when you install Java with the JDK, just issue the ...

Learn how a Java JAR file (Java Archive) allows you to package compiled code and other resources in a single file that is easily deployed and executed resources.

A Java 9 extension to the JAR file format makes it easier for third-party libraries and frameworks to use language and API features from newer Java releases ...

An Android APK file contains all the open-source Java files used to set up and run the Google Android app.

Open your Java software development kit and start a new project. Depending upon which software development kit you use, the exact steps will be different. Generally, locate "New" in the File menu.

I’ve written a Java-based variation on the demo as an introductory exercise. Listing 2 shows the contents of my Server.java file, which is very similar to the one found on the Vert.x homepage.

Alfresco open sources JLAN, a Java-based embedded virtual file system Alfresco just open sourced its intelligent file drive system.