I am trying to find the best way to handle state restoration for a UICollectionView whose elements may move around. My goal is to make sure that the last viewed item in the collection view is still...

I have an app that is using UIKit state preservation in iOS 6. I am able to save/restore the state of the view controllers, ie which tab is selected and navigation controller hierarchy, however I c...

When in My iOS app which which is in the detail screen and I press home button which will result it in going to background mode. After inactivity of 7 around minutes, I relaunch it and it doesn't s...

Goal: I'm trying to restore state on a tab controller-based app (with navigation controllers on each tab). Problem: On relaunch, the selected tab seems to be restored as expected, but the navigat...

I'm updating an app to use the new state preservation and restoration functionality in iOS 6. As far as I can tell the best guidance on testing this in apps involves doing it manually (e.g. http://...

I was trying to encode an MKMapView center and span into an NSKeyedArchiver for state preservation. I found a couple of handy new MapKit NSValue additions, valueWithMKCoordinate: and valueWithMKCoo...

Is it possible to preserve the state of the UIWebView (e.g the current webpage, back/front list) in the current app launch? For example, if I dealloc a webview, and at some point in the future, I w...

The docs on viewControllerWithRestorationIdentifierPath:coder: say: Your implementation of this method should create (or find) the corresponding view controller object and return it... It is no...

WWDC 2012 Session 208 is about UIKit state preservation and restoration. Pretty much at the end the debugging tool "Restrospector" is mentioned. It should visualize the persisted state on disk. Th...

I have a view controller in a storyboard that is using a container view. Both have restoration identifiers set. The parent is being saved and restored just fine. The child however is not. Neither -...

I have implemented iOS 6 API for state saving, it works - after I quit the app and launch back in for some milliseconds the restored view controller fly in, but then it's replaced by the main view ...