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摘要： Searching for iCloud DocumentsDocuments created by an app on one device must be discoverable by the same app running on the user’s other devices. An app discovers documents in an iCloud container directory is by using a metadata query object, which is an instance of theNSMetadataQueryclass. A metada 阅读全文

摘要： 开始Getting Started这一章创建一个iOS应用，你需要用4.2及以后版本的Xcode和iOS SDK。Xcode是苹果为iOS和Mac OS X开发集成的开发环境。iOS SDK包括iOS平台的编程接口。To create the iOS app in this tutorial, you need Xcode 4.2 or later and the iOS SDK. Xcode is Apple’s integrated development environment for both iOS and Mac OS X development. The iOS SDK incl 阅读全文