Steps to run a JAR file on Windows, Mac or Linux To run a JAR file on Windows, Mac or Ubuntu machines, follow these steps: Verify that Java is installed on your computer Confirm the computer’s PATH ...

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 ...

Want to know how to set up a Minecraft server with your friends? Here's all you need to know with step-by-step instructions.

The "open" program is specific to OS X and lets you basically drag and drop a file with the -a command onto an application. This way it overrides the per-user OBJ open-with settings.