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

With JDK 8 Java adds full JavaScript support plus some awesome extensions with Project Nashorn. In this article JavaScript expert Oliver Zeigermann explains the hows and the why's.

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.

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.

PayPal has decided to use JavaScript from browser all the way to the back-end server for web applications, giving up legacy code written in JSP/Java.

That said, with programming languages it's not about what you can do, it's about what is the suitable tool for the job. You can hammer in nails with a screwdriver, or use WordPress to build an ...