Akka stuff

Actors.scala

class MyCounter extends Actor {
  
  var count = 0
  
  def receive = {
    case Add => count + 1
    case GetCount = sender tell count
  }
  
}

val counter = system.actorOf(Props[MyCounter])

counter tell Add
counter tell Add
counter tell Add
(counter ask GetCount) onSuccess { count => println(count) }