title: can controllers be separate files while sharing data between controllers through a service?
body: <p>I'm doing something like this: 
  <a href="https://stackoverflow.com/questions/20087627/how-to-create-separate-angularjs-controller-files">How to create separate AngularJS controller files?</a></p>
  
  <p>But I'm trying to share data between these separate controllers using a service. I'm unable to do it. Can you tell me if its even possible to share data between controllers(that are in separate files) using one service in the app.js file?</p>