The Java Programming for Complete Beginners course from Udemy has over 33 hours of on-demand video, plus plenty of puzzles and exercises to help you get familiar with the programming language and ...

The top 5 languages learned: Java, followed by C, Python, C++, and JavaScript. JetBrains also asked which massive open online course platforms are the most popular.

Not listed among the top 10, as it’s more a querying language than a programming language, SQL boasted more job postings than all the other languages on the list in both the U.S. and Europe.