The JavaScript programming language, developed by Netscape, Inc., is not part of the Java platform. JavaScript, does not create applets or stand-alone applications.

Java SE 6 makes it simple to use JavaScript within Java code. Other scripting engines can also be associated with Java, but it is handy to have one provided out-of-the-box with Mozilla Rhino.

First of all, JavaScript is not Java. It has nothing to do with Java (The language and its associated technologies from Sun Microsystems). To be honest, I'm not even sure why it's called JavaScript.

To call Nashorn JavaScript from a Java 8 program, you basically need to make a new ScriptEngineManager instance and use that ScriptEngineManager to load the Nashorn script engine by name.

Python also ranked highly in Stack Overflow's 2017 developer survey, which found it was the fifth most popular language behind JavaScript, SQL, Java, and C#.

JetBrains asked developers to pick up to three languages they consider their primary programming language. In this context, JavaScript comes out on top (39%), followed Java (37%), and Python (31%).

Javet, a fusion of Java and V8 (JAVa + V + EighT), has recently released its version 3.0.2, marking a significant advancement in embedding Node.js and V8 in Java. This version includes Node.js v20.10.

What can I do with Java and C++ that I can't do with JavaScript? This question was originally answered on Quora by Mattias Petter Johansson.

To call Nashorn JavaScript from a Java 8 program, you basically need to make a new ScriptEngineManager instance and use that ScriptEngineManager to load the Nashorn script engine by name.