Can you detect when a UIViewController has been dismissed or popped?

I have some cleanup that needs to be performed in a shared resource any time one of my view controllers is dismissed/popped/unloaded? This could either be when the user hits the back button on that individual screen or if a call to popToRootViewController is made (in which case, I would ideally be able to clear […]

By cain
Categorised as Uncategorised Tagged , ,

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