<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[JIAgo_on的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/JIAgo_on</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; JIAgo_on]]></copyright><item><title><![CDATA[阿里云搭建简易服务器 （MongoDB4.4+NodeJS10.24+Nginx）]]></title><link>https://blog.youkuaiyun.com/JIAgo_on/article/details/123507098</link><guid>https://blog.youkuaiyun.com/JIAgo_on/article/details/123507098</guid><author>JIAgo_on</author><pubDate>Tue, 15 Mar 2022 17:12:24 +0800</pubDate><description><![CDATA[阿里云使用ssh登录安装mongodb、nodejs以及nginx]]></description><category></category></item><item><title><![CDATA[koa mysql创建项目]]></title><link>https://blog.youkuaiyun.com/JIAgo_on/article/details/104485556</link><guid>https://blog.youkuaiyun.com/JIAgo_on/article/details/104485556</guid><author>JIAgo_on</author><pubDate>Tue, 18 Aug 2020 19:00:31 +0800</pubDate><description><![CDATA[前言
前端工程师开始自己的一个完整项目，从数据库到服务端再到前端，从Node开始应该是比较容易的，本文就以Koa+MySQL，介绍下初学者如何通过NodeJS实现前端开发同学的一个自己的服务端项目。
服务端
全局安装koa-generator(不熟悉的同学可以参考koa-generator文档)
cnpm install koa-generator -g  //全局安装工具
koa mypro  ...]]></description><category></category></item><item><title><![CDATA[mysql 安装 error 1042]]></title><link>https://blog.youkuaiyun.com/JIAgo_on/article/details/104616434</link><guid>https://blog.youkuaiyun.com/JIAgo_on/article/details/104616434</guid><author>JIAgo_on</author><pubDate>Mon, 02 Mar 2020 18:02:57 +0800</pubDate><description><![CDATA[安装mysql在快接近完成的阶段下出现了异常：
error 1042：Unable to connect to any of the specified MySQL hosts
上述异常直接导致mysql无法正常Finish，如图所示：

此时打开服务管理器，找到安装的数据库名称，右键属性，如下选择：

然后重新ececute

...]]></description><category></category></item><item><title><![CDATA[趣味js取整]]></title><link>https://blog.youkuaiyun.com/JIAgo_on/article/details/103417047</link><guid>https://blog.youkuaiyun.com/JIAgo_on/article/details/103417047</guid><author>JIAgo_on</author><pubDate>Fri, 06 Dec 2019 10:01:17 +0800</pubDate><description><![CDATA[一、趣味js取整
1、使用Math函数
Math.floor(4.5) //4
Math.ceil(4.5 //5

2、双位运算符
~~4.5  // 4
~~4.5 === Math.floor(4.5)  //true

注意，对正数来说 ~~ 运算结果与 Math.floor() 运算结果相同，而对于负数来说与 Math.ceil()的运算结果相
3、 |0
1.3 | 0   // 1
...]]></description><category></category></item><item><title><![CDATA[vue使用scss以及错误处理]]></title><link>https://blog.youkuaiyun.com/JIAgo_on/article/details/102463166</link><guid>https://blog.youkuaiyun.com/JIAgo_on/article/details/102463166</guid><author>JIAgo_on</author><pubDate>Wed, 09 Oct 2019 15:59:58 +0800</pubDate><description><![CDATA[vue框架搭建后，相使用scss编译，效果如下：
./src/components/HelloWorld.vue
Module not found: Error: Can't resolve 'sass-loader' in 'D:\pro\admin\src\components'
 @ ./src/components/HelloWorld.vue 4:2-353
 @ ./src/route...]]></description><category></category></item><item><title><![CDATA[nuxt项目运行在ie报错]]></title><link>https://blog.youkuaiyun.com/JIAgo_on/article/details/100098576</link><guid>https://blog.youkuaiyun.com/JIAgo_on/article/details/100098576</guid><author>JIAgo_on</author><pubDate>Tue, 27 Aug 2019 14:18:14 +0800</pubDate><description><![CDATA[最近公司项目使用服务端渲染，使用nuxt，运行在ie11上报错，提示没有from属性或者方法；这是由于ie浏览器不支持Array.from导致的。

需要使用babel-polyfill,直接上代码：
package.json
 "dependencies": {
    "babel-polyfill": "^6.26.0",
    "babel-preset-stage-3": "^6.24...]]></description><category></category></item></channel></rss>