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iOS Application Programming Guide
General

2010-11-15

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Contents
Introduction

About iOS Application Design 9
Understanding the iOS Runtime Environment 10 Designing the Core of Your Application 10 Supporting Common Application Behaviors 10 Executing Code in the Background 10 Meeting the App Store and SystemRequirements 11 Tuning Performance for the Underlying Device 11 See Also 11

Chapter 1

The Application Runtime Environment 13
Fast Launch, Short Use 13 Specialized System Behaviors 13 The Virtual Memory System 13 The Automatic Sleep Timer 14 Multitasking Support 14 Security 14 The Application Sandbox 14 File Protection 15 Keychain Data 16 The File System 16 A Few Important Application...