iPhone memory management, a newbie question

Question

I\'ve seen in (Apple) sample code two types of ways of allocation memory, and am not sure I understand the difference and resulting behavior.

// FAILS
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Answer 1

In the first instance you are getting an autoreleased object, which you don't need to release

The second instance is where you are manually allocating the memory yourself, so you a responsible for releasing it.

Read this documentation for help:-

http://developer.apple.com/mac/library/documentation/cocoa/Conceptual/MemoryMgmt/MemoryMgmt.html