<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[qq_26599003的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/qq_26599003</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; qq_26599003]]></copyright><item><title><![CDATA[AFHTTPSessionManager进行download]]></title><link>https://blog.youkuaiyun.com/qq_26599003/article/details/52643561</link><guid>https://blog.youkuaiyun.com/qq_26599003/article/details/52643561</guid><author>qq_26599003</author><pubDate>Fri, 23 Sep 2016 21:30:49 +0800</pubDate><description><![CDATA[- (IBAction)startBut:(id)sender {

    

    AFHTTPSessionManager *manager = [AFHTTPSessionManager
manager];

    //1.拿到url

    NSURL *url = [NSURL
URLWithString:@"http://wma.5282.cc/2008-1]]></description><category></category></item><item><title><![CDATA[NSURLSESSION学习笔记（一）简介]]></title><link>https://blog.youkuaiyun.com/qq_26599003/article/details/52619793</link><guid>https://blog.youkuaiyun.com/qq_26599003/article/details/52619793</guid><author>qq_26599003</author><pubDate>Thu, 22 Sep 2016 10:39:39 +0800</pubDate><description><![CDATA[一、URL Session的基本概念

1.三种工作模式：

默认会话模式（default）：工作模式类似于原来的NSURLConnection，使用的是基于磁盘缓存的持久化策略，使用用户keychain中保存的证书进行认证授权。

瞬时会话模式（ephemeral）：该模式不使用磁盘保存任何数据。所有和会话相关的caches，证书，cookies等都被保存在RAM中，因此当程序使会话]]></description><category></category></item></channel></rss>