Data withUnsafeBytes is deprecated...

dealing with autoreleased objects within dispatch_sync...

Is there way to check a `unowned` (actually `unowned(safe)`) reference has been deinited?...

why delegates should be unsafe_unretained and not weak?...

What's the difference between takeUnretainedValue and takeRetainedValue?...

malloc object lifetime with __unsafe_unretained typecast...

ObjC automatic reference counting(ARC): weak vs assign vs unsafe_unretained for delegate?...

Is it really a good option to use ARC for IOS 4.0 where there is no weak property...

property for ivar that points to two-dimensional array of pointers to NSStrings...

Returning __unsafe_unretained pointer to released object in Objective C causes a crash...

To support iOS 4.3, use "assign" instead of weak, but Interface Builder uses unsafe_unreta...

Delegate pointer issues since upgrading to ARC...

Converting Project To ARC With Double Indirection Pointer Assign...

How to manage unsafe_unretained ivars/properties?...