<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[qq_50879110的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/qq_50879110</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; qq_50879110]]></copyright><item><title><![CDATA[py打包exe]]></title><link>https://blog.youkuaiyun.com/qq_50879110/article/details/157296503</link><guid>https://blog.youkuaiyun.com/qq_50879110/article/details/157296503</guid><author>qq_50879110</author><pubDate>Fri, 23 Jan 2026 17:22:34 +0800</pubDate><description><![CDATA[python打包教程一、第一步：安装 pyinstaller 库。]]></description><category></category></item><item><title><![CDATA[mql5_chinese_MQL5中文手册]]></title><link>https://blog.youkuaiyun.com/qq_50879110/article/details/155707572</link><guid>https://blog.youkuaiyun.com/qq_50879110/article/details/155707572</guid><author>qq_50879110</author><pubDate>Mon, 08 Dec 2025 14:52:09 +0800</pubDate><description><![CDATA[网上想要找mql官方文档。mql5_chinese_MQL5中文手册。]]></description><category></category></item><item><title><![CDATA[sql语句中使用临时变量]]></title><link>https://blog.youkuaiyun.com/qq_50879110/article/details/155532528</link><guid>https://blog.youkuaiyun.com/qq_50879110/article/details/155532528</guid><author>qq_50879110</author><pubDate>Wed, 03 Dec 2025 15:02:25 +0800</pubDate><description><![CDATA[需求：多个sql语句用到了同一个值，每次不同数据需要改动脚本。需要在sql的最前面定义一个变量。后面的sql都引用它。高斯数据库使用dbeaver工具。]]></description><category></category></item><item><title><![CDATA[离线插件下载]]></title><link>https://blog.youkuaiyun.com/qq_50879110/article/details/152307735</link><guid>https://blog.youkuaiyun.com/qq_50879110/article/details/152307735</guid><author>qq_50879110</author><pubDate>Tue, 30 Sep 2025 09:11:23 +0800</pubDate><description><![CDATA[去本地目录C:\Users\用户名.vscode\extensions。先用vscode安装插件。vscode插件离线。idea插件离线下载。]]></description><category></category></item><item><title><![CDATA[mysql数据库转高斯数据库]]></title><link>https://blog.youkuaiyun.com/qq_50879110/article/details/151622911</link><guid>https://blog.youkuaiyun.com/qq_50879110/article/details/151622911</guid><author>qq_50879110</author><pubDate>Fri, 12 Sep 2025 17:19:30 +0800</pubDate><description><![CDATA[改高斯数据库语句。使用navicat从mysql导出库表结果和数据。]]></description><category></category></item><item><title><![CDATA[vue3权限树封装成组件]]></title><link>https://blog.youkuaiyun.com/qq_50879110/article/details/150413931</link><guid>https://blog.youkuaiyun.com/qq_50879110/article/details/150413931</guid><author>qq_50879110</author><pubDate>Fri, 15 Aug 2025 09:30:11 +0800</pubDate><description><![CDATA[1、勾选节点、自动把父节点勾选。
2、取消勾选、子节点全部取消勾选。检查父节点，如果只有这个子节点、遍历把父节点取消勾选
3、filter过滤不仅展示父节点、相关子节点同时展示]]></description><category></category></item><item><title><![CDATA[金额高精度计算-BigDecimal]]></title><link>https://blog.youkuaiyun.com/qq_50879110/article/details/148310815</link><guid>https://blog.youkuaiyun.com/qq_50879110/article/details/148310815</guid><author>qq_50879110</author><pubDate>Thu, 29 May 2025 15:14:26 +0800</pubDate><description><![CDATA[银行和保险金额计算不能使用float和double，需要使用BigDecimal]]></description><category></category></item><item><title><![CDATA[加密后的数据如何进行模糊查询]]></title><link>https://blog.youkuaiyun.com/qq_50879110/article/details/148278287</link><guid>https://blog.youkuaiyun.com/qq_50879110/article/details/148278287</guid><author>qq_50879110</author><pubDate>Wed, 28 May 2025 10:09:45 +0800</pubDate><description><![CDATA[也可以用 Elasticsearch 替代 MySQL 进行模糊查询，原理差不多：在 ES 索引里存分词后的加密结果，再用 term query 查就行了。我们可以在数据库里实现跟程序一样的加密/解密算法，比如用 AES。核心思想就是：在原数据加密前，先把它分词，然后把每个分词分别加密，单独存下来，查的时候只查这些加密后的分词。存进扩展字段 phone_index，用英文逗号拼接也行。]]></description><category></category></item><item><title><![CDATA[redis开机自启动]]></title><link>https://blog.youkuaiyun.com/qq_50879110/article/details/148277983</link><guid>https://blog.youkuaiyun.com/qq_50879110/article/details/148277983</guid><author>qq_50879110</author><pubDate>Wed, 28 May 2025 10:01:50 +0800</pubDate><description><![CDATA[重启电脑后，在 Redis 的根目录下双击 redis-cli.exe 文件，测试 Redis 服务是否启动成功。设置 Redis 开机自启的原理就是先将 Redis 进程注册为一个服务，再让 Redis 服务开机自启。如果想关闭 Redis 开机自启，可以在 Redis 的根目录下运行以下指令来卸载 Redis 服务。按下Win + R键，输入services.msc，然后按下 Enter 键打开 服务 窗口。在 Redis 的根目录下打开 cmd 窗口，输入以下指令，将 Redis 进程注册为服务。]]></description><category></category></item><item><title><![CDATA[redis开机自启动]]></title><link>https://blog.youkuaiyun.com/qq_50879110/article/details/147784233</link><guid>https://blog.youkuaiyun.com/qq_50879110/article/details/147784233</guid><author>qq_50879110</author><pubDate>Thu, 08 May 2025 11:26:48 +0800</pubDate><description><![CDATA[重启电脑后，在 Redis 的根目录下双击 redis-cli.exe 文件，测试 Redis 服务是否启动成功。设置 Redis 开机自启的原理就是先将 Redis 进程注册为一个服务，再让 Redis 服务开机自启。如果想关闭 Redis 开机自启，可以在 Redis 的根目录下运行以下指令来卸载 Redis 服务。按下Win + R键，输入services.msc，然后按下 Enter 键打开 服务 窗口。在 Redis 的根目录下打开 cmd 窗口，输入以下指令，将 Redis 进程注册为服务。]]></description><category></category></item><item><title><![CDATA[sql查询自定义编号形如aaa0001中最大值]]></title><link>https://blog.youkuaiyun.com/qq_50879110/article/details/147784168</link><guid>https://blog.youkuaiyun.com/qq_50879110/article/details/147784168</guid><author>qq_50879110</author><pubDate>Thu, 08 May 2025 11:24:37 +0800</pubDate><description><![CDATA[【代码】sql查询自定义编号形如aaa0001中最大值。]]></description><category></category></item><item><title><![CDATA[python打包]]></title><link>https://blog.youkuaiyun.com/qq_50879110/article/details/147784100</link><guid>https://blog.youkuaiyun.com/qq_50879110/article/details/147784100</guid><author>qq_50879110</author><pubDate>Thu, 08 May 2025 11:22:09 +0800</pubDate><description><![CDATA[windowed：若你的脚本是一个 GUI 应用程序，使用此参数可以在运行可执行文件时不显示命令行窗口。pyinstaller --onefile --windowed your_script.py // --name：指定生成的可执行文件的名称。pyinstaller --onefile your_script.py //// your_script.py 要替换成你实际的 Python 脚本文件名。]]></description><category></category></item><item><title><![CDATA[el-table中表格rule规则校验]]></title><link>https://blog.youkuaiyun.com/qq_50879110/article/details/147784039</link><guid>https://blog.youkuaiyun.com/qq_50879110/article/details/147784039</guid><author>qq_50879110</author><pubDate>Thu, 08 May 2025 11:21:47 +0800</pubDate><description><![CDATA[错误提示元素阻挡了点击事件 pointer-events: none;让错误提示元素不响应鼠标事件，这样点击时事件就会穿透该元素，从而让输入框能够正常获取焦点。el-table中表格rule规则校验。]]></description><category></category></item><item><title><![CDATA[使用bean复制list]]></title><link>https://blog.youkuaiyun.com/qq_50879110/article/details/147783792</link><guid>https://blog.youkuaiyun.com/qq_50879110/article/details/147783792</guid><author>qq_50879110</author><pubDate>Thu, 08 May 2025 11:12:53 +0800</pubDate><description><![CDATA[【代码】使用bean复制list。]]></description><category></category></item><item><title><![CDATA[动态计算el-table高度]]></title><link>https://blog.youkuaiyun.com/qq_50879110/article/details/147783713</link><guid>https://blog.youkuaiyun.com/qq_50879110/article/details/147783713</guid><author>qq_50879110</author><pubDate>Thu, 08 May 2025 11:11:35 +0800</pubDate><description><![CDATA[form、搜索框、底部导航栏设置class。mian.js 引入全局。]]></description><category></category></item><item><title><![CDATA[nvm版本控制nodejs]]></title><link>https://blog.youkuaiyun.com/qq_50879110/article/details/147783056</link><guid>https://blog.youkuaiyun.com/qq_50879110/article/details/147783056</guid><author>qq_50879110</author><pubDate>Thu, 08 May 2025 10:55:43 +0800</pubDate><description><![CDATA[【代码】nvm版本控制nodejs。]]></description><category></category></item><item><title><![CDATA[解决报错-发现重复字段，必须设置dbcatalog参数]]></title><link>https://blog.youkuaiyun.com/qq_50879110/article/details/145458406</link><guid>https://blog.youkuaiyun.com/qq_50879110/article/details/145458406</guid><author>qq_50879110</author><pubDate>Wed, 05 Feb 2025 17:18:15 +0800</pubDate><description><![CDATA[17:11:24.278 [main] INFO ins.framework.mybatis.generator.BaseGenerator – 连接MySQL时schema无需设置，采用8.0+版驱动后需要设置catalog，且通常和数据库名一致。17:11:24.277 [main] WARN ins.framework.mybatis.generator.BaseGenerator – 数据库连接成功，数据库产品名为MySQL，版本号为8.0.40。]]></description><category></category></item><item><title><![CDATA[父子组件通信、子组件定义form表单、父组件传入el-form-item、以及父组件传入rules校验]]></title><link>https://blog.youkuaiyun.com/qq_50879110/article/details/140404593</link><guid>https://blog.youkuaiyun.com/qq_50879110/article/details/140404593</guid><author>qq_50879110</author><pubDate>Sat, 13 Jul 2024 19:15:41 +0800</pubDate><description><![CDATA[思想：父组件传入结构以及rules规则、搜索框条件、子组件对结构中的数据校验、不修改数据内容。@toTableHeight:改变table高度。]]></description><category></category></item><item><title><![CDATA[Navicat 数据迁移到新项目]]></title><link>https://blog.youkuaiyun.com/qq_50879110/article/details/139946511</link><guid>https://blog.youkuaiyun.com/qq_50879110/article/details/139946511</guid><author>qq_50879110</author><pubDate>Tue, 25 Jun 2024 09:20:55 +0800</pubDate><description><![CDATA[目前解决方案：单表逐个数据导出为.csv格式文件。因为.xlsx有存储数据上限。.txt文件我个人感觉太乱。没有csv看起来清晰明了。导出后再用自带的导入。：新库的表名发生改变，新的表中字段大部分和旧表相同。但是其中或多或少会增加和减少几个字段。并且字段顺序不一样。使用navicat自带的导出表结构和数据。查看源码后发现是默认的插入顺序，之前插入的数据全部是脏数据。使用的oracle数据库。数据导出时候电脑会黑屏，直接死机。]]></description><category></category></item><item><title><![CDATA[openlayers引入vue项目时候报错Module parse failed: Unexpected token]]></title><link>https://blog.youkuaiyun.com/qq_50879110/article/details/137960041</link><guid>https://blog.youkuaiyun.com/qq_50879110/article/details/137960041</guid><author>qq_50879110</author><pubDate>Fri, 19 Apr 2024 11:58:32 +0800</pubDate><description><![CDATA[在构建工具中配置 transpileDependencies 参数，因为 ol 依赖库基于一个目标环境不支持的 ES 版本撰写，将该依赖添加进 vue.config.js 中的 transpileDependencies 选项中。启动成功](https://img-blog.csdnimg.cn/direct/000e689948ca45deb6981083069ff273.png)JavaScript模块解析失败。]]></description><category></category></item></channel></rss>