一些非常重要的iOS苹果官方文档地址列表

UI控件及事件类:

UIKit Framework Reference

View Programming Guide for iOS

View Controllers

Scroll View Programming Guide for iOS

Text, Web, and Editing Programming Guide for iOS

Table View Programming Guide for iOS   用法示例: UITableView_Practice

Event Kit Programming Guide

Event Handling Guide for iOS

UIMenuController

Quartz2D:

Quartz 2D Programming Guide

OpenGLES:

OpenGL ES Programming Guide for iOS

运行时:

Objective-C Runtime Programming Guide

Objective-C Runtime Reference

The Objective-C Programming Language

线程类:

Threading Programming Guide

NSThread Class Reference

NSObject Class Reference

NSRunLoop Class Reference

Concurrency Programming Guide

哪些系统框架类是线程安全的

音/视频:

Multimedia Programming Guide

Audio Queue Services Programming Guide

AV Foundation Programming Guide

iPod Library Access Programming Guide

Audio Session Programming Guide

Audio Unit Hosting Guide for iOS

Core Audio Overview

内存:

Advanced Memory Management Programming Guide

core Animation:

Core Animation Programming Guide

game kit:

Game Kit Programming Guide

core Image:

Core Image Programming Guide

File System:

File System Programming Guide

KVC/KVO/KVB:

Key-Value Coding Programming Guide

NSKeyValueCoding

中文版KVC 键－值编码编程指南

Key-Value Observing Programming Guide

中文版KVO 键-值观察编程指南

Cocoa Bindings Programming Topics
Cocoa Bindings Reference

Cocoa绑定编程指南

NSKeyValueBindingCreation Protocol Reference

Blocks:

Blocks Programming Topics

WWDC 2012上介绍 Block & GCD  & XPC 已经支持ARC !

Grand Central Dispatch (GCD) Reference

Block-ABI-Apple [important!]

网络:

CFNetwork Programming Guide

NSNetServices and CFNetServices Programming Guide

URL Loading System Programming Guide  ***

流文件:

Stream Programming Guide

Timed Metadata for HTTP Live Streaming

HTTP Live Streaming Overview

序列化与反序列化:

Archives and Serializations Programming Guide

字符串:

String Programming Guide

String Programming Guide for Core Foundation

通知:

Notification Programming Topics

Local and Push Notification Programming Guide

NSData:

Binary Data Programming Guide

Timer:

Timer Programming Topics

UIApplication Class Reference

Core Foundation Framework Reference

WWDC 2012新内容

Daemons and Services Programming Guide

Apple开源代码库

http://opensource.apple.com/source/

Address Book Programming Guide for iOS

zz:

http://willonboy.tk/?page_id=988