Study notes from the second edition of Akka in Action.

Introduction to the concept of an actor as a unit of concurrent programming and Akka framework. The main points of the chapter are:

1. Akka framework simplifies building applications by proving a single abstraction model.
2. The model provided scales well from single cpu machine to many machines distributed among separate data centers forming a cluster.

Chapter also explains the most basic Akka concepts:

1. Actor -
2. ActorSystem -
3. Context -
4. Dispatcher -
5. Mailbox -

You can execute the code in a module by using sbt command:

# Get list of modules
sbt projects

# Run code in 'hello' module
sbt "hello / run"