<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[chmashin的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/chmashin</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; chmashin]]></copyright><item><title><![CDATA[AFN]]></title><link>https://blog.youkuaiyun.com/chmashin/article/details/50936080</link><guid>https://blog.youkuaiyun.com/chmashin/article/details/50936080</guid><author>chmashin</author><pubDate>Sun, 20 Mar 2016 12:49:36 +0800</pubDate><description><![CDATA[AFNetworking是一个轻量级的iOS网络通信类库。它建立在NSURLConnection和NSOperation等类库的基础上，让很多网络通信功能的实现变得十分简单。它支持HTTP请求和基于REST的网络服务（包括GET、POST、
 PUT、DELETE等）。支持ARC。

Github地址：https://github.com/AFNetworking/AFNetworking]]></description><category></category></item><item><title><![CDATA[swift 里的  ！与 ？  的区别]]></title><link>https://blog.youkuaiyun.com/chmashin/article/details/50785984</link><guid>https://blog.youkuaiyun.com/chmashin/article/details/50785984</guid><author>chmashin</author><pubDate>Thu, 03 Mar 2016 09:25:55 +0800</pubDate><description><![CDATA[Swift语法之 ---- ?和!区别
(2014-07-07 23:23:58)
转载▼





标签：
佛学

分类：Swfit






Swift语言使用var定义变量，但和别的语言不同，Swift里不会自动给变量赋初始值，也就是说变量不会有默认值，所以要求使用变量之前必须要对其初始化。如果在使用变量之前不进行初始化就会报错：

var stri]]></description><category></category></item><item><title><![CDATA[swift 里的class和static]]></title><link>https://blog.youkuaiyun.com/chmashin/article/details/50781826</link><guid>https://blog.youkuaiyun.com/chmashin/article/details/50781826</guid><author>chmashin</author><pubDate>Wed, 02 Mar 2016 17:48:38 +0800</pubDate><description><![CDATA[啊]]></description><category></category></item><item><title><![CDATA[ios中必须了解的尺寸]]></title><link>https://blog.youkuaiyun.com/chmashin/article/details/50186333</link><guid>https://blog.youkuaiyun.com/chmashin/article/details/50186333</guid><author>chmashin</author><pubDate>Sat, 05 Dec 2015 15:22:14 +0800</pubDate><description><![CDATA[无]]></description><category></category></item><item><title><![CDATA[AFnetworking]]></title><link>https://blog.youkuaiyun.com/chmashin/article/details/49932905</link><guid>https://blog.youkuaiyun.com/chmashin/article/details/49932905</guid><author>chmashin</author><pubDate>Thu, 19 Nov 2015 19:56:02 +0800</pubDate><description><![CDATA[afnetworking]]></description><category></category></item><item><title><![CDATA[iOS中的核心框架]]></title><link>https://blog.youkuaiyun.com/chmashin/article/details/49929285</link><guid>https://blog.youkuaiyun.com/chmashin/article/details/49929285</guid><author>chmashin</author><pubDate>Thu, 19 Nov 2015 16:12:41 +0800</pubDate><description><![CDATA[核心框架]]></description><category></category></item><item><title><![CDATA[iOS软件工程师必须会的面试题]]></title><link>https://blog.youkuaiyun.com/chmashin/article/details/49928033</link><guid>https://blog.youkuaiyun.com/chmashin/article/details/49928033</guid><author>chmashin</author><pubDate>Thu, 19 Nov 2015 15:08:33 +0800</pubDate><description><![CDATA[iOS软件开发必须背的面试题]]></description><category></category></item><item><title><![CDATA[GCD]]></title><link>https://blog.youkuaiyun.com/chmashin/article/details/49908069</link><guid>https://blog.youkuaiyun.com/chmashin/article/details/49908069</guid><author>chmashin</author><pubDate>Wed, 18 Nov 2015 15:42:40 +0800</pubDate><description><![CDATA[GCD]]></description><category></category></item><item><title><![CDATA[NSRunLoop事件回路及多线程]]></title><link>https://blog.youkuaiyun.com/chmashin/article/details/49890729</link><guid>https://blog.youkuaiyun.com/chmashin/article/details/49890729</guid><author>chmashin</author><pubDate>Tue, 17 Nov 2015 17:36:27 +0800</pubDate><description><![CDATA[RunLoop的使用]]></description><category></category></item><item><title><![CDATA[什么是多线程 和GCD 的认识]]></title><link>https://blog.youkuaiyun.com/chmashin/article/details/49890555</link><guid>https://blog.youkuaiyun.com/chmashin/article/details/49890555</guid><author>chmashin</author><pubDate>Tue, 17 Nov 2015 17:27:34 +0800</pubDate><description><![CDATA[多线程在iOS 的开发过程中是常常用到的,这里整理了一些基本的概念]]></description><category></category></item><item><title><![CDATA[常用网站]]></title><link>https://blog.youkuaiyun.com/chmashin/article/details/49864881</link><guid>https://blog.youkuaiyun.com/chmashin/article/details/49864881</guid><author>chmashin</author><pubDate>Mon, 16 Nov 2015 13:42:19 +0800</pubDate><description><![CDATA[常用网站收录]]></description><category></category></item><item><title><![CDATA[简述类目的优缺点,如果覆盖了本类或者父类的方法 ,会出现什么问题]]></title><link>https://blog.youkuaiyun.com/chmashin/article/details/49862493</link><guid>https://blog.youkuaiyun.com/chmashin/article/details/49862493</guid><author>chmashin</author><pubDate>Mon, 16 Nov 2015 10:37:51 +0800</pubDate><description><![CDATA[Category]]></description><category></category></item><item><title><![CDATA[选择器实现排序方法]]></title><link>https://blog.youkuaiyun.com/chmashin/article/details/49862387</link><guid>https://blog.youkuaiyun.com/chmashin/article/details/49862387</guid><author>chmashin</author><pubDate>Mon, 16 Nov 2015 10:28:10 +0800</pubDate><description><![CDATA[选择器]]></description><category></category></item><item><title><![CDATA[有时候需要啥忽略警告的方法,特别是在.m文件中]]></title><link>https://blog.youkuaiyun.com/chmashin/article/details/49861829</link><guid>https://blog.youkuaiyun.com/chmashin/article/details/49861829</guid><author>chmashin</author><pubDate>Mon, 16 Nov 2015 09:42:16 +0800</pubDate><description><![CDATA[这是.m文件中的忽略常用的方法]]></description><category></category></item><item><title><![CDATA[支付宝异步通知原理]]></title><link>https://blog.youkuaiyun.com/chmashin/article/details/49823607</link><guid>https://blog.youkuaiyun.com/chmashin/article/details/49823607</guid><author>chmashin</author><pubDate>Fri, 13 Nov 2015 21:31:50 +0800</pubDate><description><![CDATA[支付宝异步通知原理]]></description><category></category></item><item><title><![CDATA[runtime 运行时]]></title><link>https://blog.youkuaiyun.com/chmashin/article/details/49820313</link><guid>https://blog.youkuaiyun.com/chmashin/article/details/49820313</guid><author>chmashin</author><pubDate>Fri, 13 Nov 2015 16:59:20 +0800</pubDate><description><![CDATA[这是关于runtime的个人理解 , 更多深入的东西希望大家自己摸索]]></description><category></category></item><item><title><![CDATA[深浅拷贝iOS中的]]></title><link>https://blog.youkuaiyun.com/chmashin/article/details/49815995</link><guid>https://blog.youkuaiyun.com/chmashin/article/details/49815995</guid><author>chmashin</author><pubDate>Fri, 13 Nov 2015 12:12:50 +0800</pubDate><description><![CDATA[这是转载一个很好的文章,这里对深浅拷贝有很深的理解]]></description><category></category></item></channel></rss>