<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[一日编程，永远编程]]></title><description><![CDATA[coding change life]]></description><link>https://blog.youkuaiyun.com/Abeyondsl</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; Abeyondsl]]></copyright><item><title><![CDATA[线程安全>JVM内存模型>JAVA类加载]]></title><link>https://blog.youkuaiyun.com/Abeyondsl/article/details/63410548</link><guid>https://blog.youkuaiyun.com/Abeyondsl/article/details/63410548</guid><author>Abeyondsl</author><pubDate>Sun, 19 Mar 2017 00:32:53 +0800</pubDate><description><![CDATA[1.servlet为什么不是线程安全的？
例子：
.......
public   int count = 0 ;
doPost(){}
doGet(){}
......
相信面试的时候除了问servlet的生命周期外，肯定会问到servlet是不是线程安全的？
不是线程安全，servlet本身设计是单实例多线程的。既然是多线程肯定会涉及到线程安全！
如上实例变量count为实例]]></description><category></category></item><item><title><![CDATA[从set,get方法到设计模式在到Spring]]></title><link>https://blog.youkuaiyun.com/Abeyondsl/article/details/63384318</link><guid>https://blog.youkuaiyun.com/Abeyondsl/article/details/63384318</guid><author>Abeyondsl</author><pubDate>Sun, 19 Mar 2017 00:00:59 +0800</pubDate><description><![CDATA[从set,get方法到设计模式在到Spring]]></description><category></category></item></channel></rss>