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• Use of viewDidUnoad

  - by user338111

  What is the use of viewDidUnload and didReceiveMemoryWarning methods? When they actually get called? what are the difference between dealloc, viewDidUnload and didrecievedmemorywarning?

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• Difference b/n release and release then set to nil.

  - by user338111

  what is the difference between two snippets? [myObj release]; and [myObj release]; myObj = nil;

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