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.

Java is an OOP programming language, while JavaScript is an OOP scripting language. Java creates applications that run in a virtual machine or browser, while JavaScript code runs only on a browser.

This includes direct mapping to JavaBeans. Nashorn will define a new command-line tool, jjs, for evaluating JavaScript code in “shebang” scripts, here documents, and edit strings.

It took two node.js engineers a few months to build the necessary software, almost half the time it took the five-man Java team, with the node.js app written in 33 percent fewer lines of code and ...

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%).