iOS: Save which is the preferred EKCalendar some how?

iOS: Save which is the preferred EKCalendar some how?

References

Reference NO 1

http://stackoverflow.com/questions/15188751/ios-save-which-is-the-preferred-ekcalendar-some-how

Reference NO 2

http://stackoverflow.com/questions/15638708/ekcalendar-allowscontentmodifications

Reference NO 3

http://stackoverflow.com/questions/12911487/how-to-get-all-events-from-an-ekcalendar-in-ios

Reference NO 4

http://stackoverflow.com/questions/6352689/ekcalendar-error

Reference NO 5

http://stackoverflow.com/questions/12246995/create-a-subscribed-ekcalendar-on-icloud

Reference NO 6

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Reference NO 7

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Reference NO 8

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