摘要：
程序开发中根据要使用各种各样的数据，如配制、文件系统、数据库等，iOS对这个有很好的支持PreferencesIf you’re going to create a program that has built-in preferences, you should do so using the Utility Application template. To create the special cartouched list used by preferences, you must create a table view controller with the special UITab 阅读全文
