How to run a Java program using Command Prompt First things first, you will have to write the code that you want to run and save that as a Java executable file.

Get a hands-on look at Java preview features, such as the JDK 13 text blocks, with this video tutorial that lays out how to run and compile to proper code in five easy steps.

That has changed somewhat. Among other innovations, Visual Studio Code now has good support for editing, running, and debugging Java code through a set of Java-specific extensions.

Both languages are open-source, which means they’re free and other people can add to the code libraries. Java is platform-independent and is compiled to bytecode with Java Virtual Machine, or JVM.