Here goes my contribution to HelloScript project by Praseed Pai.
GitHub: https://github.com/praseedpai/HelloScript_files/blob/master/Groovy/HelloScript.groovy
Source Code:
[Invalid file] [Code generated by wp-ShowGithubFile plugin]
Pluralsight course on Groovy
Added one more language, Groovy in my polyglot programming catalog. Groovy is simple, but powerful. Knowledge in Java was a great help.