How to create separate UI for Landscape and Portrait?

Question

Is there any good tutorial that shows how to create a UI like the one on iPhone\'s calculator? It looks to me that it has two different views in the same initial ViewController

Answer 1

As dfd said in comment, you should watch WWDC presentation https://developer.apple.com/videos/play/wwdc2016/222/. After that you can check that topic: https://stackoverflow.com/a/10533561/1189244