By contrast, JavaScript and Java appeared in 4.8 and 2.6 percent of all discussions on distributed ledger development. Here is the top 10 breakdown of mentions by percentage: ...

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

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.

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#.