<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[qq_45076007的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/qq_45076007</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; qq_45076007]]></copyright><item><title><![CDATA[java笔试填空题]]></title><link>https://blog.youkuaiyun.com/qq_45076007/article/details/111471460</link><guid>https://blog.youkuaiyun.com/qq_45076007/article/details/111471460</guid><author>qq_45076007</author><pubDate>Mon, 21 Dec 2020 12:07:35 +0800</pubDate><description><![CDATA[java笔试填空题

]]></description><category></category></item><item><title><![CDATA[mybatis和jdbc的区别]]></title><link>https://blog.youkuaiyun.com/qq_45076007/article/details/111468312</link><guid>https://blog.youkuaiyun.com/qq_45076007/article/details/111468312</guid><author>qq_45076007</author><pubDate>Mon, 21 Dec 2020 10:19:15 +0800</pubDate><description><![CDATA[mybatis和jdbc的区别

]]></description><category></category></item><item><title><![CDATA[jquery操作css]]></title><link>https://blog.youkuaiyun.com/qq_45076007/article/details/110821892</link><guid>https://blog.youkuaiyun.com/qq_45076007/article/details/110821892</guid><author>qq_45076007</author><pubDate>Mon, 07 Dec 2020 16:40:20 +0800</pubDate><description><![CDATA[jquery操作css

]]></description><category></category></item><item><title><![CDATA[Cookie实现1周免登录免登陆]]></title><link>https://blog.youkuaiyun.com/qq_45076007/article/details/110733752</link><guid>https://blog.youkuaiyun.com/qq_45076007/article/details/110733752</guid><author>qq_45076007</author><pubDate>Sun, 06 Dec 2020 13:34:33 +0800</pubDate><description><![CDATA[Cookie实现免登陆

]]></description><category></category></item><item><title><![CDATA[jquery操作dom元素和实例]]></title><link>https://blog.youkuaiyun.com/qq_45076007/article/details/110732882</link><guid>https://blog.youkuaiyun.com/qq_45076007/article/details/110732882</guid><author>qq_45076007</author><pubDate>Sun, 06 Dec 2020 12:00:01 +0800</pubDate><description><![CDATA[jquery操作dom元素和实例

]]></description><category></category></item><item><title><![CDATA[编程小技巧（动态ip）]]></title><link>https://blog.youkuaiyun.com/qq_45076007/article/details/110732757</link><guid>https://blog.youkuaiyun.com/qq_45076007/article/details/110732757</guid><author>qq_45076007</author><pubDate>Sun, 06 Dec 2020 11:50:39 +0800</pubDate><description><![CDATA[定义一个Base.jsp的jsp页面 使用标签定义获取ip
可以在其他页面有用到ip:8080时使用path 代替
&lt;%@ page contentType="text/html;charset=UTF-8" language="java" isELIgnored="false" %&gt;
&lt;%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %&gt;
&lt;%@ taglib uri="http://java.sun.]]></description><category></category></item><item><title><![CDATA[java基础面试题]]></title><link>https://blog.youkuaiyun.com/qq_45076007/article/details/110452444</link><guid>https://blog.youkuaiyun.com/qq_45076007/article/details/110452444</guid><author>qq_45076007</author><pubDate>Tue, 01 Dec 2020 21:23:24 +0800</pubDate><description><![CDATA[● 请说明重载（Overload）和重写（Override）的区别。重载的方法能否根据返回类型进行区分？

方法的重载和重写都是实现多态的方式，区别在于前者实现的是编译时的多态性，而后者实现的是运行时的多态性。重载发生在一个类中，同名的方法如果有不同的参数列表（参数类型不同、参数个数不同或者二者都不同）则视为重载；重写发生在子类与父类之间，重写要求子类被重写方法与父类被重写方法有相同的返回类型，比父类被重写方法更好访问，不能比父类被重写方法声明更多的异常（里氏代换原则）。重载对返回类型没有特殊的要求。

●]]></description><category></category></item><item><title><![CDATA[常用的sql语句]]></title><link>https://blog.youkuaiyun.com/qq_45076007/article/details/110404218</link><guid>https://blog.youkuaiyun.com/qq_45076007/article/details/110404218</guid><author>qq_45076007</author><pubDate>Mon, 30 Nov 2020 21:58:07 +0800</pubDate><description><![CDATA[常用SQL语句

新建数据库


create database mybatabase——————           语法： create database  数据库名字


删除数据库


drop database mybatabase  ——————      语法： drop database  数据名字

3.数据库建表
 CREATE table my_table(

sno VARCHAR(20) NOT NULL primary KEY AUTO_INCREMENT,
sname  VAR]]></description><category></category></item><item><title><![CDATA[String,StringBuffer与StringBuilder的区别]]></title><link>https://blog.youkuaiyun.com/qq_45076007/article/details/110406185</link><guid>https://blog.youkuaiyun.com/qq_45076007/article/details/110406185</guid><author>qq_45076007</author><pubDate>Mon, 30 Nov 2020 21:02:45 +0800</pubDate><description><![CDATA[String,StringBuffer与StringBuilder的区别

]]></description><category></category></item><item><title><![CDATA[注解@controller@service@component@repository区别]]></title><link>https://blog.youkuaiyun.com/qq_45076007/article/details/110406103</link><guid>https://blog.youkuaiyun.com/qq_45076007/article/details/110406103</guid><author>qq_45076007</author><pubDate>Mon, 30 Nov 2020 21:00:53 +0800</pubDate><description><![CDATA[注解@controller@service@component@repository区别
查了一些网上的其他博客，发现几个注解本质上没有什么区别，至少在spring2.5版本里，这几个注解本质是一样的（当然，新的版本有什么变化目前还没细查），命名不一样主要是为了区分类的作用和所属层级：
@Repository：持久层，用于标注数据访问组件，即DAO组件。
@Service：业务层，用于标注业务逻辑层主键。
@Controller：控制层，用于标注控制层组件。
@Component：当你不确定是属于哪一层的时]]></description><category></category></item><item><title><![CDATA[jquery中的ajax的请求方式]]></title><link>https://blog.youkuaiyun.com/qq_45076007/article/details/110405986</link><guid>https://blog.youkuaiyun.com/qq_45076007/article/details/110405986</guid><author>qq_45076007</author><pubDate>Mon, 30 Nov 2020 20:58:17 +0800</pubDate><description><![CDATA[jquery中的ajax的请求方式

]]></description><category></category></item><item><title><![CDATA[mybatis中的#的$的区别]]></title><link>https://blog.youkuaiyun.com/qq_45076007/article/details/110405830</link><guid>https://blog.youkuaiyun.com/qq_45076007/article/details/110405830</guid><author>qq_45076007</author><pubDate>Mon, 30 Nov 2020 20:54:17 +0800</pubDate><description><![CDATA[mybatis中的#的$的区别

]]></description><category></category></item><item><title><![CDATA[JSON]]></title><link>https://blog.youkuaiyun.com/qq_45076007/article/details/110401798</link><guid>https://blog.youkuaiyun.com/qq_45076007/article/details/110401798</guid><author>qq_45076007</author><pubDate>Mon, 30 Nov 2020 19:44:51 +0800</pubDate><description><![CDATA[JSON格式书写

]]></description><category></category></item><item><title><![CDATA[WebMvcConfigurer 的一些配置]]></title><link>https://blog.youkuaiyun.com/qq_45076007/article/details/110370072</link><guid>https://blog.youkuaiyun.com/qq_45076007/article/details/110370072</guid><author>qq_45076007</author><pubDate>Mon, 30 Nov 2020 10:10:29 +0800</pubDate><description><![CDATA[WebMvcConfigurer 的一些配置

]]></description><category></category></item><item><title><![CDATA[thymelaf的模板使用]]></title><link>https://blog.youkuaiyun.com/qq_45076007/article/details/110366728</link><guid>https://blog.youkuaiyun.com/qq_45076007/article/details/110366728</guid><author>qq_45076007</author><pubDate>Mon, 30 Nov 2020 09:01:28 +0800</pubDate><description><![CDATA[thymelaf的模板使用

]]></description><category></category></item><item><title><![CDATA[JSTL表达式使用]]></title><link>https://blog.youkuaiyun.com/qq_45076007/article/details/110366096</link><guid>https://blog.youkuaiyun.com/qq_45076007/article/details/110366096</guid><author>qq_45076007</author><pubDate>Mon, 30 Nov 2020 08:36:22 +0800</pubDate><description><![CDATA[JSTL的简单使用

]]></description><category></category></item><item><title><![CDATA[SQL常用语句]]></title><link>https://blog.youkuaiyun.com/qq_45076007/article/details/110258256</link><guid>https://blog.youkuaiyun.com/qq_45076007/article/details/110258256</guid><author>qq_45076007</author><pubDate>Sat, 28 Nov 2020 08:26:32 +0800</pubDate><description><![CDATA[sql常用语句

]]></description><category></category></item><item><title><![CDATA[设计模式]]></title><link>https://blog.youkuaiyun.com/qq_45076007/article/details/110159312</link><guid>https://blog.youkuaiyun.com/qq_45076007/article/details/110159312</guid><author>qq_45076007</author><pubDate>Thu, 26 Nov 2020 07:58:45 +0800</pubDate><description><![CDATA[设计模式

]]></description><category></category></item><item><title><![CDATA[2020-11-25]]></title><link>https://blog.youkuaiyun.com/qq_45076007/article/details/110110869</link><guid>https://blog.youkuaiyun.com/qq_45076007/article/details/110110869</guid><author>qq_45076007</author><pubDate>Wed, 25 Nov 2020 09:39:47 +0800</pubDate><description><![CDATA[ajax同步与异步的区别

]]></description><category></category></item><item><title><![CDATA[springcloud负载均衡]]></title><link>https://blog.youkuaiyun.com/qq_45076007/article/details/110038355</link><guid>https://blog.youkuaiyun.com/qq_45076007/article/details/110038355</guid><author>qq_45076007</author><pubDate>Tue, 24 Nov 2020 09:02:26 +0800</pubDate><description><![CDATA[在 cloud-consumer-order80
写一个配置包名config  创建ApplicationContextConfig类

@LoadBalanced 使用负载均衡默认是轮询方式

 @Configuration
public class ApplicationContextConfig {
    @Bean
    //@LoadBalanced   //使用负载均衡 使得rest template负载均衡的能力  才可以通过微服务名字调用微服务  默认轮训访问机制
           ]]></description><category></category></item></channel></rss>