<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[geniusbluesky的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/geniusbluesky</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; geniusbluesky]]></copyright><item><title><![CDATA[docker可以用的镜像地址]]></title><link>https://blog.youkuaiyun.com/geniusbluesky/article/details/159244044</link><guid>https://blog.youkuaiyun.com/geniusbluesky/article/details/159244044</guid><author>geniusbluesky</author><pubDate>Thu, 19 Mar 2026 13:32:39 +0800</pubDate><description><![CDATA[【代码】docker可以用的镜像地址。]]></description><category></category></item><item><title><![CDATA[mysql 用逗号隔开的字符串更新]]></title><link>https://blog.youkuaiyun.com/geniusbluesky/article/details/148964042</link><guid>https://blog.youkuaiyun.com/geniusbluesky/article/details/148964042</guid><author>geniusbluesky</author><pubDate>Sat, 28 Jun 2025 01:58:44 +0800</pubDate><description><![CDATA[【代码】mysql 用逗号隔开的字符串更新。]]></description><category></category></item><item><title><![CDATA[查询 js list 中某一个元素是否一致]]></title><link>https://blog.youkuaiyun.com/geniusbluesky/article/details/148846473</link><guid>https://blog.youkuaiyun.com/geniusbluesky/article/details/148846473</guid><author>geniusbluesky</author><pubDate>Mon, 23 Jun 2025 14:39:22 +0800</pubDate><description><![CDATA[【代码】查询 js list 中某一个元素是否一致。]]></description><category></category></item><item><title><![CDATA[【无标题】]]></title><link>https://blog.youkuaiyun.com/geniusbluesky/article/details/147727458</link><guid>https://blog.youkuaiyun.com/geniusbluesky/article/details/147727458</guid><author>geniusbluesky</author><pubDate>Tue, 06 May 2025 09:24:07 +0800</pubDate><description><![CDATA[电子发票信息识别]]></description><category></category></item><item><title><![CDATA[jeecg-boot/jmreport 积木报表基于SSTI的任意代码执行漏洞、PostgresQL JDBC Drive 任意代码执行漏洞(CVE-2022-21724)]]></title><link>https://blog.youkuaiyun.com/geniusbluesky/article/details/134963122</link><guid>https://blog.youkuaiyun.com/geniusbluesky/article/details/134963122</guid><author>geniusbluesky</author><pubDate>Wed, 13 Dec 2023 09:12:57 +0800</pubDate><description><![CDATA[在 PostgreSQL 数据库的 jdbc 驱动程序中发现一个安全漏洞。当攻击者控制 jdbc url 或者属性时，使用 PostgreSQL 数据库的系统将受到攻击。pgjdbc 根据通过 authenticationPluginClassName、sslhostnameverifier、socketFactory 、sslfactory、sslpasswordcallback 连接属性提供类名实例化插件实例。但是，驱动程序在实例化类之前没有验证类是否实现了预期的接口。]]></description><category></category></item><item><title><![CDATA[nvm动态管理node.js]]></title><link>https://blog.youkuaiyun.com/geniusbluesky/article/details/134924914</link><guid>https://blog.youkuaiyun.com/geniusbluesky/article/details/134924914</guid><author>geniusbluesky</author><pubDate>Mon, 11 Dec 2023 13:39:48 +0800</pubDate><description><![CDATA[（1）nvm(Node.js version manager) 是一个命令行应用，可以协助您快速地 更新、安装、使用、卸载 本机的全局 node.js 版本。（2）有时候，我们可能同时在进行多个项目开发，而多个项目所使用的node版本又是不一样的，或者是要用最新的node版本进行试验和学习。这种情况下，对于维护多个版本的node将会是一件非常麻烦的事情，而nvm就是为解决这个问题而产生的，他可以在同一台电脑上进行多个node版本之间的切换，而这正是nvm的价值所在。]]></description><category></category></item><item><title><![CDATA[Java检测字符串有没有特殊字符]]></title><link>https://blog.youkuaiyun.com/geniusbluesky/article/details/134811834</link><guid>https://blog.youkuaiyun.com/geniusbluesky/article/details/134811834</guid><author>geniusbluesky</author><pubDate>Tue, 05 Dec 2023 16:56:03 +0800</pubDate><description><![CDATA[【代码】Java检测字符串有没有特殊字符。]]></description><category></category></item><item><title><![CDATA[OpenSSH(CVE-2023-38408)OpenSsh9.5一键升级]]></title><link>https://blog.youkuaiyun.com/geniusbluesky/article/details/134643377</link><guid>https://blog.youkuaiyun.com/geniusbluesky/article/details/134643377</guid><author>geniusbluesky</author><pubDate>Mon, 27 Nov 2023 13:46:29 +0800</pubDate><description><![CDATA[【代码】OpenSSH(CVE-2023-38408)OpenSsh9.5一键升级修复手册(Rhel6-8)]]></description><category></category></item><item><title><![CDATA[linux CPU、类型 、版本、内存、磁盘 查询命令]]></title><link>https://blog.youkuaiyun.com/geniusbluesky/article/details/129578907</link><guid>https://blog.youkuaiyun.com/geniusbluesky/article/details/129578907</guid><author>geniusbluesky</author><pubDate>Thu, 16 Mar 2023 09:13:03 +0800</pubDate><description><![CDATA[【3】查看逻辑cpu的个数：逻辑cpu个数是32个。【1】查看CPU型号：cpu型号是E7-4820。【2】查看物理cpu个数：物理核心数是2核。【4】查看cpu是几核：cpu是8核。]]></description><category></category></item><item><title><![CDATA[Ruoyi分离版本 路由菜单默认为第一个菜单时，路由参数失效]]></title><link>https://blog.youkuaiyun.com/geniusbluesky/article/details/128446553</link><guid>https://blog.youkuaiyun.com/geniusbluesky/article/details/128446553</guid><author>geniusbluesky</author><pubDate>Mon, 26 Dec 2022 16:58:14 +0800</pubDate><description><![CDATA[Ruoyi 分离版 路由菜单默认第一个菜单 路由参数失效]]></description><category></category></item><item><title><![CDATA[mysql 常用语句]]></title><link>https://blog.youkuaiyun.com/geniusbluesky/article/details/127227399</link><guid>https://blog.youkuaiyun.com/geniusbluesky/article/details/127227399</guid><author>geniusbluesky</author><pubDate>Sun, 09 Oct 2022 15:36:58 +0800</pubDate><description><![CDATA[mysql常用语句]]></description><category></category></item><item><title><![CDATA[Excel 身份号码校验 电话号码校验]]></title><link>https://blog.youkuaiyun.com/geniusbluesky/article/details/126680397</link><guid>https://blog.youkuaiyun.com/geniusbluesky/article/details/126680397</guid><author>geniusbluesky</author><pubDate>Sat, 03 Sep 2022 17:46:51 +0800</pubDate><description><![CDATA[Excel 身份号码校验 电话号码校验]]></description><category></category></item><item><title><![CDATA[mysql应对高并发，主从数据库配置]]></title><link>https://blog.youkuaiyun.com/geniusbluesky/article/details/125037525</link><guid>https://blog.youkuaiyun.com/geniusbluesky/article/details/125037525</guid><author>geniusbluesky</author><pubDate>Sun, 29 May 2022 22:49:30 +0800</pubDate><description><![CDATA[mysql 主从数据库配置]]></description><category></category></item><item><title><![CDATA[linux 使用crontab 定时备份mysql]]></title><link>https://blog.youkuaiyun.com/geniusbluesky/article/details/124714103</link><guid>https://blog.youkuaiyun.com/geniusbluesky/article/details/124714103</guid><author>geniusbluesky</author><pubDate>Wed, 11 May 2022 17:50:27 +0800</pubDate><description><![CDATA[crontab
查看任务： crontab -l

编辑任务： crontab -e

键入 a 进入编辑模式

进行编辑后

Ctrl+c 退出编辑模式

Shift + w + q 退出编辑

wq 保存并退出

43 21 * * *   #21:43 执行
15 05 * * *   #05:15 执行
0 17 * * *    #17:00 执行
0 17 * * 1    #每周一的17:00 执行
0,10 17 * * 0,2,3    #每周日,周二,周三的17:00和17:10 执行
]]></description><category></category></item><item><title><![CDATA[The GPG keys listed for the “MySQL 5.7 Community Server“ repository are already installed but they a]]></title><link>https://blog.youkuaiyun.com/geniusbluesky/article/details/124711850</link><guid>https://blog.youkuaiyun.com/geniusbluesky/article/details/124711850</guid><author>geniusbluesky</author><pubDate>Wed, 11 May 2022 15:49:33 +0800</pubDate><description><![CDATA[The GPG keys listed for the “MySQL 5.7 Community Server” repository are already installed but they are not correct for this package.
错误信息
Downloading packages:
warning: /var/cache/yum/x86_64/7/mysql57-community/packages/mysql-community-client-5.7.38-1.el7.]]></description><category></category></item><item><title><![CDATA[uniapp IOS页面返回之后白屏 onShow重新刷新页面，jeecg uniapp 页面刷新参数丢失问题解决]]></title><link>https://blog.youkuaiyun.com/geniusbluesky/article/details/124648421</link><guid>https://blog.youkuaiyun.com/geniusbluesky/article/details/124648421</guid><author>geniusbluesky</author><pubDate>Sun, 08 May 2022 15:13:20 +0800</pubDate><description><![CDATA[uniapp 返回页面之后白屏]]></description><category></category></item><item><title><![CDATA[处理idcard中的特殊字符]]></title><link>https://blog.youkuaiyun.com/geniusbluesky/article/details/124327383</link><guid>https://blog.youkuaiyun.com/geniusbluesky/article/details/124327383</guid><author>geniusbluesky</author><pubDate>Thu, 21 Apr 2022 17:33:03 +0800</pubDate><description><![CDATA[处理mysql字段中的特殊字符]]></description><category></category></item><item><title><![CDATA[MySQL查询 重复数据 删除重复数据]]></title><link>https://blog.youkuaiyun.com/geniusbluesky/article/details/124049365</link><guid>https://blog.youkuaiyun.com/geniusbluesky/article/details/124049365</guid><author>geniusbluesky</author><pubDate>Fri, 08 Apr 2022 19:40:06 +0800</pubDate><description><![CDATA[1.查询重复数据查询重复数据删除重复数据
查询重复数据
 SELECT * FROM  yt_outside_person WHERE id_card_no IN
 (
 SELECT id_card_no FROM yt_outside_person GROUP BY id_card_no HAVING COUNT(id_card_no) &gt; 1
 );

2.删除重复数据查询重复数据删除重复数据
删除重复数据

delete from yt_outside_person where id not ]]></description><category></category></item><item><title><![CDATA[uniapp 循环背景 background-image]]></title><link>https://blog.youkuaiyun.com/geniusbluesky/article/details/123613214</link><guid>https://blog.youkuaiyun.com/geniusbluesky/article/details/123613214</guid><author>geniusbluesky</author><pubDate>Sun, 20 Mar 2022 14:57:27 +0800</pubDate><description><![CDATA[uniapp vue 循环加background-image]]></description><category></category></item><item><title><![CDATA[Android Studio 打包H5网址页面，封装APK]]></title><link>https://blog.youkuaiyun.com/geniusbluesky/article/details/121822351</link><guid>https://blog.youkuaiyun.com/geniusbluesky/article/details/121822351</guid><author>geniusbluesky</author><pubDate>Thu, 09 Dec 2021 14:53:39 +0800</pubDate><description><![CDATA[AndroidStudio 打包H5网址页面，封装APK]]></description><category></category></item></channel></rss>