<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[weixin_52188949的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/weixin_52188949</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; weixin_52188949]]></copyright><item><title><![CDATA[搭建hadoop分布式环境错误配置]]></title><link>https://blog.youkuaiyun.com/weixin_52188949/article/details/120008837</link><guid>https://blog.youkuaiyun.com/weixin_52188949/article/details/120008837</guid><author>weixin_52188949</author><pubDate>Tue, 31 Aug 2021 01:57:40 +0800</pubDate><description><![CDATA[首先是 日志异常 （ 用户权限）


hadoop111:ERROR:Unabletowritein/opt/module/hadoop-3.1.4/logs.Aborting.
Startingdatanodes
hadoop111:ERROR:Unabletowritein/opt/module/hadoop-3.1.4/logs.Aborting.
hadoop112:datanodeisrunningasprocess10105.Stopitfi...]]></description><category></category></item><item><title><![CDATA[java连接数据库 Jdbc]]></title><link>https://blog.youkuaiyun.com/weixin_52188949/article/details/119993090</link><guid>https://blog.youkuaiyun.com/weixin_52188949/article/details/119993090</guid><author>weixin_52188949</author><pubDate>Mon, 30 Aug 2021 11:20:40 +0800</pubDate><description><![CDATA[JDBC


去数据官网下载数据响应的驱动程序

java对每个数据库厂家提供相应接口，驱动程序就是对接口的实现类

导入驱动的jar包

Ecplise版放jar包

俩种方法


	放在WEB-INF/lib下

	
	
	通过build path导入
	
		
		
	


不同版本的数据库导入不同的jar包

连接时的写法也略有区别：

1.使用的jar包版本：mysql-connector-5.1.0+


//1.注册驱动
Class.forName("com.mysql.jdbc.Driver]]></description><category></category></item><item><title><![CDATA[ECharts笔记]]></title><link>https://blog.youkuaiyun.com/weixin_52188949/article/details/119960472</link><guid>https://blog.youkuaiyun.com/weixin_52188949/article/details/119960472</guid><author>weixin_52188949</author><pubDate>Fri, 27 Aug 2021 21:02:15 +0800</pubDate><description><![CDATA[ECharts的基本使用

ECharts官网

使用步骤：


	引入 echarts.js 文件

	
&lt;script src="js/echarts.min.js"&gt;&lt;/script&gt;

	
	
	
	准备一个呈现图表的盒子

	
&lt;div id="main" style="width: 600px;height:400px;"&gt;&lt;/div&gt;   

	
	
	
	初始化 echarts 实例对象

	
var myChart =echarts.init]]></description><category></category></item><item><title><![CDATA[git提交出现fatal: Unable to create ‘D:/docs/.git/indexlock‘: File exists.Another git process seems to]]></title><link>https://blog.youkuaiyun.com/weixin_52188949/article/details/119768453</link><guid>https://blog.youkuaiyun.com/weixin_52188949/article/details/119768453</guid><author>weixin_52188949</author><pubDate>Tue, 17 Aug 2021 23:15:42 +0800</pubDate><description><![CDATA[fatal: Unable to create 'D:/docs/.git/indexlock': File exists.
​
Another git process seems to be running in this repository, e.g.
an editor opened by 'git commit'. Please make sure all processes
are terminated then try again. If it still fails, a git proc.]]></description><category></category></item><item><title><![CDATA[2021-08-17]]></title><link>https://blog.youkuaiyun.com/weixin_52188949/article/details/119768020</link><guid>https://blog.youkuaiyun.com/weixin_52188949/article/details/119768020</guid><author>weixin_52188949</author><pubDate>Tue, 17 Aug 2021 22:50:01 +0800</pubDate><description><![CDATA[vupresss部署后样式丢失

当我们启动部署项目时会发现样式丢失掉了

例：



这时我们打开调试工具





显示资源未找到，很显然是路径出了问题

在vueprss配置路径的参数是 base

base


	类型: string
	
	
	默认值: /
	

部署站点的基础路径，如果你想让你的网站部署到一个子路径下，你将需要设置它。如 GitHub pages，如果你想将你的网站部署到 https://foo.github.io/bar/，那么 base 应该被设置成 "/bar/"，它的值应]]></description><category></category></item></channel></rss>