<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[azjnf1847的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/azjnf1847</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; azjnf1847]]></copyright><item><title><![CDATA[斜杆和反斜杠在不同系统的区别]]></title><link>https://blog.youkuaiyun.com/azjnf1847/article/details/101360507</link><guid>https://blog.youkuaiyun.com/azjnf1847/article/details/101360507</guid><author>azjnf1847</author><pubDate>Tue, 21 Aug 2018 18:55:00 +0800</pubDate><description><![CDATA[在linux系统中:
/：代表文件路径
\：代表转义字符

Window系统中：
\：代表路径以及转义字符
/：代表网络请求

转载于:https://www.cnblogs.com/thyHome/p/9513260.html...]]></description><category></category></item><item><title><![CDATA[springboot-自定义起步依赖]]></title><link>https://blog.youkuaiyun.com/azjnf1847/article/details/101360504</link><guid>https://blog.youkuaiyun.com/azjnf1847/article/details/101360504</guid><author>azjnf1847</author><pubDate>Fri, 29 Jun 2018 23:42:00 +0800</pubDate><description><![CDATA[自定义起步依赖步骤：

1、 添加configuration注解文件

- 指定什么情况下加载配置
- 使用enableconfigurationProperties注解指定参数配置文件
- 通过构造器注入configurationProperties注解文件（其他方法也可）
- 使用con...]]></description><category></category></item><item><title><![CDATA[springboot-redis缓存]]></title><link>https://blog.youkuaiyun.com/azjnf1847/article/details/101360505</link><guid>https://blog.youkuaiyun.com/azjnf1847/article/details/101360505</guid><author>azjnf1847</author><pubDate>Wed, 27 Jun 2018 12:56:00 +0800</pubDate><description><![CDATA[Redis缓存使用

1、 引入依赖（可能已经引入了）：spring-boot-starter-cache
2、 在application.yml配置文件中配置spring:redis:host/port/password，连接redis库
3、 在主启动程序中加入注解：@EnableChaching
4、在需要使用缓存的方法上加入注解：@Cacheable(ca...]]></description><category></category></item><item><title><![CDATA[判断FreeMarker是否为空]]></title><link>https://blog.youkuaiyun.com/azjnf1847/article/details/101360501</link><guid>https://blog.youkuaiyun.com/azjnf1847/article/details/101360501</guid><author>azjnf1847</author><pubDate>Mon, 25 Jun 2018 01:28:00 +0800</pubDate><description><![CDATA[转自：https://blog.youkuaiyun.com/lwt976647637/article/details/73135933

（1）判断Map数据是否为空


1&lt;#ifmaster??&amp;&amp;(master?size&gt;0)&gt;
2 
3    &lt;#list master?keys askey&gt;
4 
5　　　　 &l...]]></description><category></category></item><item><title><![CDATA[Spring Boot 微信-验证服务器有效性【转】]]></title><link>https://blog.youkuaiyun.com/azjnf1847/article/details/101360499</link><guid>https://blog.youkuaiyun.com/azjnf1847/article/details/101360499</guid><author>azjnf1847</author><pubDate>Fri, 22 Jun 2018 18:56:00 +0800</pubDate><description><![CDATA[转：https://blog.youkuaiyun.com/jeikerxiao/article/details/68064145

概述

接入微信公众平台开发，开发者需要按照如下步骤完成：

在自己服务器上，开发验证微信验证服务器地址的有效性逻辑
在微信平台上，填写自己服务器地址信息
在自己服务器上，依据微信接口文档实现业务逻辑


第一步：实现验证服务器地址的有效性逻...]]></description><category></category></item><item><title><![CDATA[分布式网上商城项目- BeanDefinitionStoreException]]></title><link>https://blog.youkuaiyun.com/azjnf1847/article/details/101360503</link><guid>https://blog.youkuaiyun.com/azjnf1847/article/details/101360503</guid><author>azjnf1847</author><pubDate>Sat, 16 Jun 2018 00:57:00 +0800</pubDate><description><![CDATA[BeanDefinitionStoreException:


 1 严重: StandardWrapper.Throwable
 2 
 3 org.springframework.beans.factory.BeanDefinitionStoreException: Unexpected exception parsing XML document from cla...]]></description><category></category></item><item><title><![CDATA[postman中 form-data、x-www-form-urlencoded、raw、binary的区别【转】]]></title><link>https://blog.youkuaiyun.com/azjnf1847/article/details/101360497</link><guid>https://blog.youkuaiyun.com/azjnf1847/article/details/101360497</guid><author>azjnf1847</author><pubDate>Thu, 14 Jun 2018 22:45:00 +0800</pubDate><description><![CDATA[链接：https://blog.youkuaiyun.com/wangjun5159/article/details/47781443

1、form-data:

         就是http请求中的multipart/form-data,它会将表单的数据处理为一条消息，以标签为单元，用分隔符分开。既可以上传键值对，也可以上传文件。当上传的字段是文件时，会有Co...]]></description><category></category></item><item><title><![CDATA[分布式网上商城项目-消息队列使用错误]]></title><link>https://blog.youkuaiyun.com/azjnf1847/article/details/101360500</link><guid>https://blog.youkuaiyun.com/azjnf1847/article/details/101360500</guid><author>azjnf1847</author><pubDate>Tue, 12 Jun 2018 01:56:00 +0800</pubDate><description><![CDATA[NoSuchMethodError错误


 1 2018-06-11 22:41:04,387 [localhost-startStop-1] [org.springframework.web.context.support.XmlWebApplicationContext]-[WARN] Exception encountered during context init...]]></description><category></category></item><item><title><![CDATA[app后端api设计【转】]]></title><link>https://blog.youkuaiyun.com/azjnf1847/article/details/101360496</link><guid>https://blog.youkuaiyun.com/azjnf1847/article/details/101360496</guid><author>azjnf1847</author><pubDate>Fri, 08 Jun 2018 22:10:00 +0800</pubDate><description><![CDATA[博客：https://blog.youkuaiyun.com/newjueqi/article/details/44037011

app和后端的交互，一般都是通过后端提供的api实现。api的设计，估计很多刚进入app后端的小伙伴会一无头绪，不知道怎么入门。下面根据自己3年的app后端经验，总结出下几个api设计原则，给小伙伴参考。
1. 什么是api？

　　这个问题在以前发表的文章...]]></description><category></category></item><item><title><![CDATA[分布式网上商城项目-solr搜索功能错误]]></title><link>https://blog.youkuaiyun.com/azjnf1847/article/details/101360498</link><guid>https://blog.youkuaiyun.com/azjnf1847/article/details/101360498</guid><author>azjnf1847</author><pubDate>Fri, 08 Jun 2018 04:09:00 +0800</pubDate><description><![CDATA[1、RuntimeException错误


  1 java.lang.RuntimeException: org.apache.ibatis.binding.BindingException: Invalid bound statement (not found): cn.thyonline.taotao.search.mapper.SearchItemMapper.S...]]></description><category></category></item><item><title><![CDATA[分布式网上商城项目-实现首页广告加载功能时错误]]></title><link>https://blog.youkuaiyun.com/azjnf1847/article/details/101360493</link><guid>https://blog.youkuaiyun.com/azjnf1847/article/details/101360493</guid><author>azjnf1847</author><pubDate>Thu, 07 Jun 2018 02:20:00 +0800</pubDate><description><![CDATA[添加首页轮播图之后，测试发生错误：

  1 严重: Exception sending context initialized event to listener instance of class org.springframework.web.context.ContextLoaderListener
  2 
  3 java.lang.RuntimeException:...]]></description><category></category></item><item><title><![CDATA[分布式网上商城项目-内容管理功能错误]]></title><link>https://blog.youkuaiyun.com/azjnf1847/article/details/101360495</link><guid>https://blog.youkuaiyun.com/azjnf1847/article/details/101360495</guid><author>azjnf1847</author><pubDate>Wed, 06 Jun 2018 02:28:00 +0800</pubDate><description><![CDATA[1 严重: Servlet.service() for servlet [taotao-manager-web] in context with path [] threw exception [Request processing failed; nested exception is java.lang.NullPointerException] with root cause...]]></description><category></category></item><item><title><![CDATA[分布式网上商城项目-图片上传及删除功能错误]]></title><link>https://blog.youkuaiyun.com/azjnf1847/article/details/101360491</link><guid>https://blog.youkuaiyun.com/azjnf1847/article/details/101360491</guid><author>azjnf1847</author><pubDate>Mon, 04 Jun 2018 04:02:00 +0800</pubDate><description><![CDATA[1、自己创建的jar包导入本地仓库引用后出现错误


 1 [ERROR] [ERROR] Some problems were encountered while processing the POMs:
 2 
 3 [WARNING] 'dependencies.dependency.(groupId:artifactId:type:classifier)' mu...]]></description><category></category></item><item><title><![CDATA[分布式网上商城项目-项目查询功能错误]]></title><link>https://blog.youkuaiyun.com/azjnf1847/article/details/101360492</link><guid>https://blog.youkuaiyun.com/azjnf1847/article/details/101360492</guid><author>azjnf1847</author><pubDate>Sun, 03 Jun 2018 03:04:00 +0800</pubDate><description><![CDATA[1、Jdbc内存泄露问题


 1 严重: The web application [] registered the JDBC driver [com.alibaba.druid.proxy.DruidDriver] but failed to unregister it when the web application was stopped. To prevent a...]]></description><category></category></item><item><title><![CDATA[分布式网上商城项目-dubbo搭建与初次使用错误]]></title><link>https://blog.youkuaiyun.com/azjnf1847/article/details/101360489</link><guid>https://blog.youkuaiyun.com/azjnf1847/article/details/101360489</guid><author>azjnf1847</author><pubDate>Sat, 02 Jun 2018 01:25:00 +0800</pubDate><description><![CDATA[1、Spring-service启动失败


 1 严重: Exception sending context initialized event to listener instance of class org.springframework.web.context.ContextLoaderListener
 2 
 3 org.springframework.b...]]></description><category></category></item><item><title><![CDATA[使用Linux命名将代码上传到GitHub]]></title><link>https://blog.youkuaiyun.com/azjnf1847/article/details/101360490</link><guid>https://blog.youkuaiyun.com/azjnf1847/article/details/101360490</guid><author>azjnf1847</author><pubDate>Thu, 31 May 2018 23:21:00 +0800</pubDate><description><![CDATA[GitHub代码上传教程

https://my.oschina.net/baishi/blog/520791
这篇文章讲得挺清楚的，但是在上传的时候出现了问题

1  ! [rejected]        master -&gt; master (fetch first)
2 error: failed to push some refs to 'https://...]]></description><category></category></item><item><title><![CDATA[如何处理端口已被占用问题]]></title><link>https://blog.youkuaiyun.com/azjnf1847/article/details/101360487</link><guid>https://blog.youkuaiyun.com/azjnf1847/article/details/101360487</guid><author>azjnf1847</author><pubDate>Thu, 31 May 2018 10:34:00 +0800</pubDate><description><![CDATA[在使用各种软件时有时会发生端口被占用的问题

这时候我们就得知道是什么软件占用了端口，
打开cmd，输入

netstat -aon|findstr "1080"-------被占用端口

得到结果


然后查询占用端口软件名称

tasklist|findstr "2552"---------得到PID

得到结果


得到占用端口软件，现在...]]></description><category></category></item><item><title><![CDATA[springMVC-RESTful约束下dispatcher拦截对象优化]]></title><link>https://blog.youkuaiyun.com/azjnf1847/article/details/101360488</link><guid>https://blog.youkuaiyun.com/azjnf1847/article/details/101360488</guid><author>azjnf1847</author><pubDate>Mon, 28 May 2018 19:09:00 +0800</pubDate><description><![CDATA[1 警告: No mapping found for HTTP request with URI [/management/fonts/glyphicons-halflings-regular.woff] in DispatcherServlet with name 'dispatcherServlet'


因为核心控制器dispatcherServlet在放行...]]></description><category></category></item><item><title><![CDATA[关系完整性约束]]></title><link>https://blog.youkuaiyun.com/azjnf1847/article/details/101360485</link><guid>https://blog.youkuaiyun.com/azjnf1847/article/details/101360485</guid><author>azjnf1847</author><pubDate>Mon, 28 May 2018 01:59:00 +0800</pubDate><description><![CDATA[关系的两个不变性：实体完整性、参照完整性，是必须满足的条件

实体完整性（entity integrity）

主属性不能取空值（不知道，不存在，无意义）------通过主码区分

参照完整性

关系与关系之间的联系，可以引用外码，也可以是一个关系
外码（foreign key）：可以为空
如果F与S的主码Ks对应，F是R的外码，则R为参照关系或者目标关...]]></description><category></category></item><item><title><![CDATA[ssm整合-错误4]]></title><link>https://blog.youkuaiyun.com/azjnf1847/article/details/101360486</link><guid>https://blog.youkuaiyun.com/azjnf1847/article/details/101360486</guid><author>azjnf1847</author><pubDate>Mon, 28 May 2018 01:56:00 +0800</pubDate><description><![CDATA[1 严重: Servlet.service() for servlet [dispatcher] in context with path [/management] threw exception [Request processing failed; nested exception is java.lang.StringIndexOutOfBoundsExcept...]]></description><category></category></item></channel></rss>