You can watch this episode by subscribing to Cocoacasts Plus.

From Zero to App Store

Populating the Feed: Conforming to the MVVM Pattern

Before we continue populating the user interface of the feed view controller, we need to resolve an issue we introduced in the previous episode. The feed view controller asks its view model for an Episode object every time it needs to configure an episode collection view cell. The project adopts the Model-View-ViewModel pattern, which means that the view controller should not have direct access to model objects. In this episode, I show you a simple solution to hide the Episode object from the feed view controller.

Instant and Unlimited Access
to 500+ Cocoacasts Tutorials


$19 / month

Pay Once a Month
30 Day Money Back Guarantee


$8.25 / month (billed annually)

Pay Once a Year and Save $129
30 Day Money Back Guarantee