Groovy is a dynamic language for the JVM that is fully source-code-compatible with Java, while at the same time introducing new and advanced program language concepts. Learn about some of these new concepts and see how easy and simple it is to apply them in the daily work to reach much higher productivity without losing the compatibility with Java.
Video producer: http://codingserbia.com/
Nice introduction of Groovy. One may read related post –
Why Java developer should learn another programming language called Groovy?