How to generate unique identifier which should work in all iOS versions?
I was updating my application that was working based only on Unique Identifier which supported iOS 4.3 and above. So, 1) I was unable to use [UIDevice currentDevice].uniqueIdentifier; as it was no longer available 2) I could not use [UIDevice currentDevice].identifierForVendor.UUIDString because it was Available in iOS 6.0 and later only and was unable to … Read more