title: Obtaining ActorRef's Name
body: <p>How is it possible to obtain the name of an ActorRef?</p>
  
  <p>Suppose the following actor is declared:</p>
  
  <p><code>val a = system.actorOf(Props(new X(false)), name = "a")</code></p>
  
  <p>How the name("a") can be retrieved from an ActorRef of type<code>X</code>? </p>