Alex Heusingfeld, Martin Eigenbrodt discuss some of the challenges creating microservices on JVM stacks with examples using Dropwizard, Spring Cloud and Play2 Scala.
Sadek Drobi introduces the Play Framework for developers interested in doing web programming in a functional language.
David Dawson, Russell Miles, Justin Holmes debate on which is the best server-side web framework for the JVM: Play or Grails?
Kevin Scaldeferri reports on using Scala for an SBT plug-in, for unit and functional testing, type-safe shared configuration using Zookeeper, and live inventory with WebSocket and Akka Actors.
Nilanjan Raychaudhuri presents some of the asynchronous techniques (Comet, HTTP Streaming, WebSockets, Server events) and frameworks (Asyn servlets, vert.x, Play) for building large web applications.
Guillaume Bort and Sadek Drobi introduce Play, a Java and Scala web development framework, insisting on its asynchronous reactive capabilities built on Iteratee IO.