Core Data Tutorial for IOS: Getting Started
http://www.raywenderlich.com/934/core-data-tutorial-for-ios-getting-started
+V why_null 请备注:from博客园
http://www.raywenderlich.com/934/core-data-tutorial-for-ios-getting-started
+V atob('d2h5X251bGw=')
请备注:from博客园