充满人 发表于 2025-3-25 05:42:10
iPad Considerations,here’s very little that differentiates a 3G iPad from an iPhone, or a Wi-Fi iPad from an iPod touch. But in spite of the fundamental similarities between iPhone and iPad, from the user’s point of view these devices are really quite different. Fortunately, Apple had the good sense to recognize this fExonerate 发表于 2025-3-25 11:22:17
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Hey! You! Get onto iCloud!,ces, as well as for computers running Mac OS X and Microsoft Windows. Most iOS users will probably encounter the iCloud device backup option immediately when setting up a new device or upgrading an old device to a more recent version of iOS and will quickly discover the advantages of automatic backuHeterodoxy 发表于 2025-3-25 20:00:08
Grand Central Dispatch, Background Processing, and You,ead, terror, or worse. Fortunately, technology marches on, and lately Apple has come up with a new approach that makes multithreaded programming much easier. This approach is called ., and we’ll get you started using it in this chapter. We’ll also dig into the multitasking capabilities of iOS, showiMinikin 发表于 2025-3-26 04:08:15
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Taps, Touches, and Gestures,eering. The multitouch screen common to all iOS devices is one of the key factors in the platform’s tremendous usability. Because the screen can detect multiple touches at the same time and track them independently, applications are able to detect a wide range of gestures, giving the user power thatCulpable 发表于 2025-3-26 10:20:00
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