iphone count down event
I just want to know how to make a count down for a even or a day? i did some search on google but I got got some few information to make this application ,they told me should be using NSDate and NSCalendar.however I want to stored all information and user can load when reopen  the application ,should I using sqlite or core data? thanks
iphone count down event
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I just want to know how to make a count down for a even or a day? i did some search on google but I got got some few information to make this application ,they told me should be using NSDate and NSCalendar.however I want to stored all information and user can load when reopen  the application ,should I using sqlite or core data? thanks