Chapter     11

Foundation Framework System Services

In this chapter, you will learn about Foundation Framework classes that provide system services. These classes implement a variety of operating system services for networking, file management, interprocess communication, system information retrieval, text processing, threading, and concurrency.

Network Services

The Foundation Framework includes various APIs to support network services. In the next few chapters, you’ll learn about APIs used to access network host information, and explore how to utilize the Bonjour network protocol to publish and discover network services.


The NSHost class contains methods to access information for a network host, which is a collection of network names ...

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