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.

We show you how to create and run PowerShell script file in Windows. You can create it using virtually any text editor or the ISE console.

On Windows 10 (or 11), you can use these to create and successfully run your first PowerShell script file.

Alternatively, the Java Runtime Environment (JRE), when installed on an OS like Microsoft Windows, associates jar files with the JVM so you can double-click on them to run the application.