Saving NSUserDefaults under iOS 4

July 17, 2010

iOS4 introduced ‘multitasking’ wherein rather than being terminated your application is put into a suspended state where it’ll wait either until the user opens it again, the OS terminates it as it needs the resources or the user taps the ‘stop’ button in the task tray. (Oliver Drobnik has an excellent in-depth explanation of this.) […]

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