<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[ITxiaojunjun的博客]]></title><description><![CDATA[]]></description><link>https://blog.csdn.net/ITxiaojunjun</link><language>zh-cn</language><generator>https://blog.csdn.net/</generator><copyright><![CDATA[Copyright &copy; ITxiaojunjun]]></copyright><item><title><![CDATA[mqtt 如何知道对方有没有收到消息]]></title><link>https://blog.csdn.net/ITxiaojunjun/article/details/151250140</link><guid>https://blog.csdn.net/ITxiaojunjun/article/details/151250140</guid><author>ITxiaojunjun</author><pubDate>Sat, 06 Sep 2025 10:40:40 +0800</pubDate><description><![CDATA[java、mqtt]]></description><category></category></item><item><title><![CDATA[seata 基本知识]]></title><link>https://blog.csdn.net/ITxiaojunjun/article/details/128197297</link><guid>https://blog.csdn.net/ITxiaojunjun/article/details/128197297</guid><author>ITxiaojunjun</author><pubDate>Tue, 06 Dec 2022 10:08:02 +0800</pubDate><description><![CDATA[seata 基本知识]]></description><category></category></item><item><title><![CDATA[hystrix 学习记录]]></title><link>https://blog.csdn.net/ITxiaojunjun/article/details/128143453</link><guid>https://blog.csdn.net/ITxiaojunjun/article/details/128143453</guid><author>ITxiaojunjun</author><pubDate>Fri, 02 Dec 2022 17:16:11 +0800</pubDate><description><![CDATA[hystrix 学习记录]]></description><category></category></item><item><title><![CDATA[注册中心 使用]]></title><link>https://blog.csdn.net/ITxiaojunjun/article/details/128109046</link><guid>https://blog.csdn.net/ITxiaojunjun/article/details/128109046</guid><author>ITxiaojunjun</author><pubDate>Wed, 30 Nov 2022 09:16:31 +0800</pubDate><description><![CDATA[注册中心 使用]]></description><category></category></item><item><title><![CDATA[redis 使用技巧]]></title><link>https://blog.csdn.net/ITxiaojunjun/article/details/127955445</link><guid>https://blog.csdn.net/ITxiaojunjun/article/details/127955445</guid><author>ITxiaojunjun</author><pubDate>Sun, 20 Nov 2022 23:43:47 +0800</pubDate><description><![CDATA[redis 使用技巧]]></description><category></category></item><item><title><![CDATA[csrf攻击和防御，xss攻击和防御]]></title><link>https://blog.csdn.net/ITxiaojunjun/article/details/127737274</link><guid>https://blog.csdn.net/ITxiaojunjun/article/details/127737274</guid><author>ITxiaojunjun</author><pubDate>Mon, 07 Nov 2022 21:59:57 +0800</pubDate><description><![CDATA[csrf攻击和防御，xss攻击和防御]]></description><category></category></item><item><title><![CDATA[七大软件设计原则]]></title><link>https://blog.csdn.net/ITxiaojunjun/article/details/127721047</link><guid>https://blog.csdn.net/ITxiaojunjun/article/details/127721047</guid><author>ITxiaojunjun</author><pubDate>Sun, 06 Nov 2022 20:56:34 +0800</pubDate><description><![CDATA[七大软件设计原则]]></description><category></category></item><item><title><![CDATA[linux 安装docker]]></title><link>https://blog.csdn.net/ITxiaojunjun/article/details/126690268</link><guid>https://blog.csdn.net/ITxiaojunjun/article/details/126690268</guid><author>ITxiaojunjun</author><pubDate>Sun, 04 Sep 2022 15:44:44 +0800</pubDate><description><![CDATA[linux 安装docker]]></description><category></category></item><item><title><![CDATA[docker 常用一些命令]]></title><link>https://blog.csdn.net/ITxiaojunjun/article/details/126690002</link><guid>https://blog.csdn.net/ITxiaojunjun/article/details/126690002</guid><author>ITxiaojunjun</author><pubDate>Sun, 04 Sep 2022 15:29:47 +0800</pubDate><description><![CDATA[docker 常用一些命令]]></description><category></category></item><item><title><![CDATA[try catch finally，try里有return，finally还执行么？]]></title><link>https://blog.csdn.net/ITxiaojunjun/article/details/125769360</link><guid>https://blog.csdn.net/ITxiaojunjun/article/details/125769360</guid><author>ITxiaojunjun</author><pubDate>Wed, 13 Jul 2022 17:53:52 +0800</pubDate><description><![CDATA[try catch finally，try里有return，finally还执行么？]]></description><category></category></item><item><title><![CDATA[JAVA的基本数据类型和引用数据类型的区别]]></title><link>https://blog.csdn.net/ITxiaojunjun/article/details/125726740</link><guid>https://blog.csdn.net/ITxiaojunjun/article/details/125726740</guid><author>ITxiaojunjun</author><pubDate>Mon, 11 Jul 2022 17:49:37 +0800</pubDate><description><![CDATA[JAVA的基本数据类型和引用数据类型的区别]]></description><category></category></item><item><title><![CDATA[nginx 启动命令]]></title><link>https://blog.csdn.net/ITxiaojunjun/article/details/125501663</link><guid>https://blog.csdn.net/ITxiaojunjun/article/details/125501663</guid><author>ITxiaojunjun</author><pubDate>Tue, 28 Jun 2022 14:25:12 +0800</pubDate><description><![CDATA[systemctl start nginxsystemctl restart nginxsystemctl stop nginx]]></description><category></category></item><item><title><![CDATA[根据端口查看程序的进程]]></title><link>https://blog.csdn.net/ITxiaojunjun/article/details/125501625</link><guid>https://blog.csdn.net/ITxiaojunjun/article/details/125501625</guid><author>ITxiaojunjun</author><pubDate>Tue, 28 Jun 2022 14:23:28 +0800</pubDate><description><![CDATA[netstat -lntp|grep 8080]]></description><category></category></item><item><title><![CDATA[java 启动jar包，并打印日志]]></title><link>https://blog.csdn.net/ITxiaojunjun/article/details/125020121</link><guid>https://blog.csdn.net/ITxiaojunjun/article/details/125020121</guid><author>ITxiaojunjun</author><pubDate>Sat, 28 May 2022 16:50:26 +0800</pubDate><description><![CDATA[nohup java -jar /home/tcp-server.jar &gt;/home/log.log 2&gt;/home/err.log &amp;
]]></description><category></category></item><item><title><![CDATA[linux jdk 安装]]></title><link>https://blog.csdn.net/ITxiaojunjun/article/details/125016710</link><guid>https://blog.csdn.net/ITxiaojunjun/article/details/125016710</guid><author>ITxiaojunjun</author><pubDate>Sat, 28 May 2022 12:05:07 +0800</pubDate><description><![CDATA[=============安装jdk:==============
tar -zxvf
tar -zxvf 包名 -C 指定路径
配置环境变量
vim /etc/profile

环境变量配置： java_home（自己路径）
export JAVA_HOME=/opt/jdk1.8.0_221
export CLASSPATH=.:${JAVA_HOME}/jre/lib/rt.jar:${JAVA_HOME}/lib/dt.jar:${JAVA_HOME}/lib/tools.jar
export P.]]></description><category></category></item><item><title><![CDATA[ThreadLocal 切换数据源的使用]]></title><link>https://blog.csdn.net/ITxiaojunjun/article/details/124653172</link><guid>https://blog.csdn.net/ITxiaojunjun/article/details/124653172</guid><author>ITxiaojunjun</author><pubDate>Sun, 08 May 2022 19:41:58 +0800</pubDate><description><![CDATA[百度安全验证https://baijiahao.baidu.com/s?id=1651506162577833204&amp;wfr=spider&amp;for=pc

前言：首先说下什么是多数据源？无论是在学时中还是实际开发中，很多项目都是单数据源，比如连接mysql。但是还是有一些项目需要多数据源的。

①、项目中存储的数据量很大，一个服务器扛不住，需要将一部分数据存储在另外一个服务器里，然而我们还要每天去访问这些存储的数据。

②、项目与其他项目对接，需要连接另外一个项目的数据库（这里可能有人会提议]]></description><category></category></item><item><title><![CDATA[2020-11-10]]></title><link>https://blog.csdn.net/ITxiaojunjun/article/details/109595214</link><guid>https://blog.csdn.net/ITxiaojunjun/article/details/109595214</guid><author>ITxiaojunjun</author><pubDate>Tue, 10 Nov 2020 11:17:45 +0800</pubDate><description><![CDATA[sp_configure 'show advanced options', 1;
GO
RECONFIGURE;
GO
sp_configure 'Ole Automation Procedures', 1;
GO
RECONFIGURE;
GO
EXEC sp_configure 'Ole Automation Procedures';
GO


declare @ServiceUrl as varchar(1000)
set @ServiceUrl = 'http://127.0.0.1:8080/w.]]></description><category></category></item><item><title><![CDATA[2020-08-12]]></title><link>https://blog.csdn.net/ITxiaojunjun/article/details/107962205</link><guid>https://blog.csdn.net/ITxiaojunjun/article/details/107962205</guid><author>ITxiaojunjun</author><pubDate>Wed, 12 Aug 2020 17:15:14 +0800</pubDate><description><![CDATA[nacos下 启动单机模式 windows版本startup.cmd -m standalone
]]></description><category></category></item><item><title><![CDATA[主从复制配置]]></title><link>https://blog.csdn.net/ITxiaojunjun/article/details/85223736</link><guid>https://blog.csdn.net/ITxiaojunjun/article/details/85223736</guid><author>ITxiaojunjun</author><pubDate>Sun, 23 Dec 2018 16:26:20 +0800</pubDate><description><![CDATA[主从复制配置

stop slave;

change master to
master_host='127.0.0.1',
master_user='root1',
master_password='123456',
master_port=3306,
master_log_file='mysql-bin.000004',
master_log_pos=154;


start slave;

...]]></description><category></category></item><item><title><![CDATA[安装第二个mysql的一些命令]]></title><link>https://blog.csdn.net/ITxiaojunjun/article/details/85174641</link><guid>https://blog.csdn.net/ITxiaojunjun/article/details/85174641</guid><author>ITxiaojunjun</author><pubDate>Fri, 21 Dec 2018 21:29:12 +0800</pubDate><description><![CDATA[
安装第二个mysql的一些命令。
mysqld --initialize-insecure --user=mysql2     命名第二个数据库名？
mysqld --install mysql --defaults-file=C:\Program Files\MySQL\mysql2\my.ini        指定配置文件

mysqld --defaults-file=&quot;C:\Progra...]]></description><category></category></item></channel></rss>