Neo4J with Scala Play! 2.0 on Heroku In this new posts series I’ll try to gather all steps of a spike I did building a prototype using scala and a graph database. Chosen Technologies Play! Framework as the web framework, in its 2.0 version built from sources. Neo4J as the back end service for storing graph data. Scala for telling the computer what it should do... Here is an overview of what will b