These slides, hosted at https://github.com/DerDackel/WTHITSA are from a short Scala talk I gave at a meeting of the Koblenz JUG.
Unless noted otherwise, everything is licensed unter Creative Commons CC-BY-SA 3.0 according to http://creativecommons.org/licenses/by-sa/3.0/ .

Some examples are taken from Dean Wampler's excellent "Seductions of Scala" presentation, available under https://github.com/deanwampler/Presentations/tree/master/SeductionsOfScala .