<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[congcong7267的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/congcong7267</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; congcong7267]]></copyright><item><title><![CDATA[ubuntu安装docker-compose]]></title><link>https://blog.youkuaiyun.com/congcong7267/article/details/143488308</link><guid>https://blog.youkuaiyun.com/congcong7267/article/details/143488308</guid><author>congcong7267</author><pubDate>Mon, 04 Nov 2024 16:51:32 +0800</pubDate><description><![CDATA[curl命令下载安装docker-compose总是失败，直接下载可执行文件完成安装]]></description><category></category></item><item><title><![CDATA[idea ssm框架搭建]]></title><link>https://blog.youkuaiyun.com/congcong7267/article/details/131127028</link><guid>https://blog.youkuaiyun.com/congcong7267/article/details/131127028</guid><author>congcong7267</author><pubDate>Fri, 09 Jun 2023 15:45:46 +0800</pubDate><description><![CDATA[ssm框架搭建]]></description><category></category></item><item><title><![CDATA[mybatis cursor游标查询]]></title><link>https://blog.youkuaiyun.com/congcong7267/article/details/130946828</link><guid>https://blog.youkuaiyun.com/congcong7267/article/details/130946828</guid><author>congcong7267</author><pubDate>Tue, 30 May 2023 14:00:47 +0800</pubDate><description><![CDATA[mybatis cursor游标查询]]></description><category></category></item><item><title><![CDATA[windows下springboot集成ELK]]></title><link>https://blog.youkuaiyun.com/congcong7267/article/details/130350010</link><guid>https://blog.youkuaiyun.com/congcong7267/article/details/130350010</guid><author>congcong7267</author><pubDate>Mon, 24 Apr 2023 20:00:21 +0800</pubDate><description><![CDATA[elk集成]]></description><category></category></item><item><title><![CDATA[java项目集成SkyWalking(windows系统)]]></title><link>https://blog.youkuaiyun.com/congcong7267/article/details/130274504</link><guid>https://blog.youkuaiyun.com/congcong7267/article/details/130274504</guid><author>congcong7267</author><pubDate>Thu, 20 Apr 2023 20:18:35 +0800</pubDate><description><![CDATA[skywalking集成]]></description><category></category></item><item><title><![CDATA[window10安装jdk17]]></title><link>https://blog.youkuaiyun.com/congcong7267/article/details/128042866</link><guid>https://blog.youkuaiyun.com/congcong7267/article/details/128042866</guid><author>congcong7267</author><pubDate>Fri, 25 Nov 2022 19:02:11 +0800</pubDate><description><![CDATA[win安装jdk17]]></description><category></category></item><item><title><![CDATA[接口方法较少时，优雅写法]]></title><link>https://blog.youkuaiyun.com/congcong7267/article/details/127855600</link><guid>https://blog.youkuaiyun.com/congcong7267/article/details/127855600</guid><author>congcong7267</author><pubDate>Mon, 14 Nov 2022 21:09:04 +0800</pubDate><description><![CDATA[接口方法较少时，优雅写法]]></description><category></category></item><item><title><![CDATA[springboot配置i18n国际化]]></title><link>https://blog.youkuaiyun.com/congcong7267/article/details/127586823</link><guid>https://blog.youkuaiyun.com/congcong7267/article/details/127586823</guid><author>congcong7267</author><pubDate>Sat, 29 Oct 2022 14:53:41 +0800</pubDate><description><![CDATA[springboot　i18n国际化]]></description><category></category></item><item><title><![CDATA[springcloud整合Hystrix，实现接口服务降级]]></title><link>https://blog.youkuaiyun.com/congcong7267/article/details/127433058</link><guid>https://blog.youkuaiyun.com/congcong7267/article/details/127433058</guid><author>congcong7267</author><pubDate>Thu, 20 Oct 2022 19:05:50 +0800</pubDate><description><![CDATA[利用Hystrix对接口control层进行服务降级]]></description><category></category></item><item><title><![CDATA[springcloud＋consul＋grpc搭建]]></title><link>https://blog.youkuaiyun.com/congcong7267/article/details/127426793</link><guid>https://blog.youkuaiyun.com/congcong7267/article/details/127426793</guid><author>congcong7267</author><pubDate>Thu, 20 Oct 2022 18:23:48 +0800</pubDate><description><![CDATA[springcloud利用consul作为注册中心，并整合grpc完成远程服务调用。]]></description><category></category></item><item><title><![CDATA[动态sql if条件拼接时去掉多余逗号避免报错]]></title><link>https://blog.youkuaiyun.com/congcong7267/article/details/115375470</link><guid>https://blog.youkuaiyun.com/congcong7267/article/details/115375470</guid><author>congcong7267</author><pubDate>Thu, 01 Apr 2021 15:32:52 +0800</pubDate><description><![CDATA[&lt;update id="updateStock" parameterType="java.util.Map"&gt;
        update `t_goods_stock`
        set
        &lt;trim suffixOverrides=","&gt;
        &lt;if test="stockNum !=null and stockNum.size()&gt;0"&gt;
            stock_num = #{stockNum},
     .]]></description><category></category></item><item><title><![CDATA[双重for循环优化]]></title><link>https://blog.youkuaiyun.com/congcong7267/article/details/111831580</link><guid>https://blog.youkuaiyun.com/congcong7267/article/details/111831580</guid><author>congcong7267</author><pubDate>Mon, 28 Dec 2020 10:18:30 +0800</pubDate><description><![CDATA[双重for循环优化

双重for循环优化思想：主要是将某一层的数据转成map类型，用比较字段去map里面get，若拿到数据则匹配上了

由于是在云上开发，代码拿不下来（公司限制了），就只能截图了，希望读者将就着看。




...]]></description><category></category></item><item><title><![CDATA[java多线程Callable接口+ThreadPoolExecutor]]></title><link>https://blog.youkuaiyun.com/congcong7267/article/details/111362121</link><guid>https://blog.youkuaiyun.com/congcong7267/article/details/111362121</guid><author>congcong7267</author><pubDate>Fri, 18 Dec 2020 14:35:20 +0800</pubDate><description><![CDATA[最近开发过程中遇到了请求接口耗时较长且需多次请求，故使用多线程处理。

多线程采用的是实现Callable接口+线程池ThreadPoolExecutor，下面是部分处理过后的代码，避免忘记故记录下来。


import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.Map;
import java.util.concurrent.*;

/**
* @Author xxx
* @dat]]></description><category></category></item><item><title><![CDATA[2020春招中软融鑫软件开发工程师面经]]></title><link>https://blog.youkuaiyun.com/congcong7267/article/details/106063581</link><guid>https://blog.youkuaiyun.com/congcong7267/article/details/106063581</guid><author>congcong7267</author><pubDate>Fri, 31 Jul 2020 09:08:33 +0800</pubDate><description><![CDATA[本人双非普通一本，今年毕业，4月27号在智联招聘上投递的简历，上午投的下午hr就打电话联系。

一共两面，一面人事面，二面人事+技术面，目前已经拿到了offer.

1面：hr简单联系一下你问下简历上的东西，确定二面时间等

2面：hr面+技术面，下面详细说下过程

人事面和技术面都是一个人，就是hr，这点感觉有点意思，可能技术大佬太忙。hr说是把整个过程录屏，然后发给技术面试官，如果技术面试官觉得有必要再面一下技术，那么会再联系技术二面三面。

下面是面试过程

1.首先自我介绍2分钟

2.根据建立问你]]></description><category></category></item><item><title><![CDATA[购物管理系统]]></title><link>https://blog.youkuaiyun.com/congcong7267/article/details/82770965</link><guid>https://blog.youkuaiyun.com/congcong7267/article/details/82770965</guid><author>congcong7267</author><pubDate>Mon, 25 May 2020 21:01:13 +0800</pubDate><description><![CDATA[开发工具：Eclipse Mysql 8.0.1

开发语言：java

功能：

功能一：本系统功能有用户的注册登录，未注册用户不能使用本系统。

功能二：本系统在登录时会根据用户名自动判断是否已经添加个人详细身份信息，没有就会提示添加，每次登陆都会提示，直到添加。已经添加的用户可以在主功能界面选择编辑个人信息进行编辑修改。

功能三：本系统可以对购物记录进行增删改查操作，切在输入上做了处理，...]]></description><category></category></item><item><title><![CDATA[ElasticSearch安装教程]]></title><link>https://blog.youkuaiyun.com/congcong7267/article/details/106181151</link><guid>https://blog.youkuaiyun.com/congcong7267/article/details/106181151</guid><author>congcong7267</author><pubDate>Sun, 17 May 2020 22:01:02 +0800</pubDate><description><![CDATA[1.准备软件 ElasticSearch软件、ElasticSearch-head插件、node环境、java环境（java环境程序员都有，此处省略）

安装过程

1.安装ElasticSearch

直接在去官网下载ElasticSearch安装包，解压即可。 官网地址：https://www.elastic.co/downloads/elasticsearch



进入 elasticsearch文件夹下的bin目录，双击elasticsearch.bat 即可启动elasticsearch

浏.]]></description><category></category></item><item><title><![CDATA[RabbitMq安装教程]]></title><link>https://blog.youkuaiyun.com/congcong7267/article/details/105982497</link><guid>https://blog.youkuaiyun.com/congcong7267/article/details/105982497</guid><author>congcong7267</author><pubDate>Thu, 07 May 2020 22:10:18 +0800</pubDate><description><![CDATA[最近在学习springboot整合RabbitMq时，需要安装这个RabbitMq,记录一下安装过程

先分享一下RabbitMq安装需要的软件（erlang+rabbitmq）吧，官网不太好下载，网速太慢，我将软件共享到网盘里了，读者需要自取

网盘链接：

  链接：https://pan.baidu.com/s/16Ppr1-27Y-HOU2-FG3DcBg
  提取码：l7x...]]></description><category></category></item><item><title><![CDATA[Cannot serialize; nested exception is org.springframework.core.serializer.]]></title><link>https://blog.youkuaiyun.com/congcong7267/article/details/105720443</link><guid>https://blog.youkuaiyun.com/congcong7267/article/details/105720443</guid><author>congcong7267</author><pubDate>Thu, 23 Apr 2020 23:29:56 +0800</pubDate><description><![CDATA[Cannot serialize; nested exception is org.springframework.core.serializer.support.SerializationFailedException: Failed to serialize object using DefaultSerializer; nested exception is java.lang.Illega...]]></description><category></category></item><item><title><![CDATA[No serializer found for class org.hibernate.proxy.pojo.bytebuddy.ByteBuddyInterceptor]]></title><link>https://blog.youkuaiyun.com/congcong7267/article/details/105647101</link><guid>https://blog.youkuaiyun.com/congcong7267/article/details/105647101</guid><author>congcong7267</author><pubDate>Mon, 20 Apr 2020 22:57:45 +0800</pubDate><description><![CDATA[springboot2整合JPA时报错

No serializer found for class org.hibernate.proxy.pojo.bytebuddy.ByteBuddyInterceptor



解决办法：

在实体类上加上注解：


@JsonIgnoreProperties(value = { "hibernateLazyInitializer"})

原因：在转化成...]]></description><category></category></item><item><title><![CDATA[2020春招面经汇总带答案]]></title><link>https://blog.youkuaiyun.com/congcong7267/article/details/105256691</link><guid>https://blog.youkuaiyun.com/congcong7267/article/details/105256691</guid><author>congcong7267</author><pubDate>Wed, 01 Apr 2020 21:56:32 +0800</pubDate><description><![CDATA[2020春招java开发面经汇总，面试了4家（阿里，中国移动，湖南长城金融，上海数慧）总结的java开发岗面经，不太全。



1.java 类装载过程
 答：装载--》链接（验证，准备，解析）--》初始化--》使用--》卸载

2.servlet是线程安全的吗

答：Servlet的生命周期分为4个阶段：加载、初始化（init）、服务（service）、销毁（destroy）。Servlet...]]></description><category></category></item></channel></rss>