<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[XILONUG的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/XILONUG</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; XILONUG]]></copyright><item><title><![CDATA[Navicat连接mysql数据库报错Can‘t connect to MySQL server on ‘localhost‘(10061“Unknown error“)~~mysql服务如何打开~]]></title><link>https://blog.youkuaiyun.com/XILONUG/article/details/126362314</link><guid>https://blog.youkuaiyun.com/XILONUG/article/details/126362314</guid><author>XILONUG</author><pubDate>Tue, 16 Aug 2022 11:32:01 +0800</pubDate><description><![CDATA[Navicat连接mysql数据库报错Can't connect to MySQL server on 'localhost'(10061"Unknown error")~~mysql服务如何打开~]]></description><category></category></item><item><title><![CDATA[Redis常见面试题及答案~~~Redis最新常问内容~~~]]></title><link>https://blog.youkuaiyun.com/XILONUG/article/details/126355346</link><guid>https://blog.youkuaiyun.com/XILONUG/article/details/126355346</guid><author>XILONUG</author><pubDate>Tue, 16 Aug 2022 11:13:02 +0800</pubDate><description><![CDATA[redis常见面试题及答案~~~redis面试常问内容~~~]]></description><category></category></item><item><title><![CDATA[Java基础面试题（常见面试题及答案汇总）持续更新中~~]]></title><link>https://blog.youkuaiyun.com/XILONUG/article/details/120320016</link><guid>https://blog.youkuaiyun.com/XILONUG/article/details/120320016</guid><author>XILONUG</author><pubDate>Fri, 17 Sep 2021 00:38:53 +0800</pubDate><description><![CDATA[1、Java支持的数据类型有哪些？什么是自动拆（装）箱？

Java语言支持的八种基本数据类型是：

① 整数型：byte short int long

② 浮点型：float double

③ 布尔型：boolean

④ 字符型：char

自动装箱是java编译器在接班数据类型和对应的对象包装类型之间做的一个转化；例如：把int转化为Integer，double转化成Double等；反之就是自动拆箱。

2、重写和重载的区别

重写多态性起作用，对调用被重载过的方法可以大大减小代码的...]]></description><category></category></item></channel></rss>