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13. Networking Basics

As an Internet-connected device, the iPhone and its other iOS family members are particularly well suited to retrieving remote data and accessing Web-based services. Apple has lavished the platform with a solid grounding in all kinds of network computing and its supporting technologies. This chapter surveys basic techniques for network computing, offering recipes that simplify day-to-day tasks.

Recipe: Checking Your Network Status

Networked applications need a live connection to communicate with the Internet or other nearby devices. Applications should know whether that connection exists before reaching out to send or retrieve data. Checking the network status lets the application communicate with users and explain why certain ...

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