2015年5月6日
Objective -C Object initialization 对象初始化
摘要： Objective -C Object initialization对象初始化 1.1 Allocating Objects分配对象 Allocation is the process by which a new object is born. allocation是新对象诞生的过程。 Sending the alloc message to a class ca... 阅读全文
posted @ 2015-05-06 18:05 巴山夜雨1989 阅读(375) 评论(0) 推荐(0)
Objective-C Memory Management Being Exceptional 异常处理与内存
摘要： Objective-C Memory Management Being Exceptional 异常处理与内存 3.1Cocoa requires that all exceptions must be of type NSException cocoa需要所有的异常是NSException类型的。 so even though you can throw an exc... 阅读全文
posted @ 2015-05-06 16:07 巴山夜雨1989 阅读(301) 评论(0) 推荐(0)
Objective-C Memory Management 内存管理 2
摘要： Objective-C Memory Management内存管理 2 2.1 The Rules of Cocoa Memory Management 内存管理规则 （1）When you create an object using new, alloc, or copy, the object has aretain count of 1. You are respon... 阅读全文
posted @ 2015-05-06 13:51 巴山夜雨1989 阅读(905) 评论(0) 推荐(0)
Objective -C Memory Management 内存管理 第一部分
摘要： Objective -C Memory Management内存管理第一部分 Memory management is part of a more general problem in programming called resource management. 内存管理是资源管理的一部分。 Every computer system has finite resources for ... 阅读全文
posted @ 2015-05-06 00:29 巴山夜雨1989 阅读(290) 评论(0) 推荐(0)