<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[本人学习java的笔记]]></title><description><![CDATA[只是java学习笔记，如有侵权请联系删除]]></description><link>https://blog.youkuaiyun.com/abzdasfad</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; abzdasfad]]></copyright><item><title><![CDATA[ImportError: libGL.so.1: cannot open shared object file: No such file or directory缺少共享库]]></title><link>https://blog.youkuaiyun.com/abzdasfad/article/details/123477444</link><guid>https://blog.youkuaiyun.com/abzdasfad/article/details/123477444</guid><author>abzdasfad</author><pubDate>Mon, 14 Mar 2022 14:14:15 +0800</pubDate><description><![CDATA[**
centos7 import cv2 报错
ImportError: libGL.so.1: cannot open shared object file: No such file or directory
解决方式
yum install mesa-libGL.x86_64


]]></description><category></category></item><item><title><![CDATA[C# winform重新加载app.config文件中的内容]]></title><link>https://blog.youkuaiyun.com/abzdasfad/article/details/113176275</link><guid>https://blog.youkuaiyun.com/abzdasfad/article/details/113176275</guid><author>abzdasfad</author><pubDate>Tue, 26 Jan 2021 11:23:20 +0800</pubDate><description><![CDATA[C# winform重新加载app.config文件中的内容
app.config文件中  中的内容修改后,我想在不重启程序的情况下就能过获得修改后的内容
app.config文件如下
&lt;?xml version="1.0" encoding="utf-8" ?&gt;
&lt;configuration&gt;
    &lt;startup&gt; 
        &lt;supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.]]></description><category></category></item><item><title><![CDATA[pyinstaller打包后，配置文件无法正常读取]]></title><link>https://blog.youkuaiyun.com/abzdasfad/article/details/106942892</link><guid>https://blog.youkuaiyun.com/abzdasfad/article/details/106942892</guid><author>abzdasfad</author><pubDate>Wed, 24 Jun 2020 14:12:27 +0800</pubDate><description><![CDATA[import os
file = os.path.dirname(os.path.abspath(__file__))

cf = configparser.ConfigParser()
print(file)
cf.read('data.ini')

先获取绝对路径在读取

]]></description><category></category></item><item><title><![CDATA[基础ssm配合注解的配置]]></title><link>https://blog.youkuaiyun.com/abzdasfad/article/details/101557706</link><guid>https://blog.youkuaiyun.com/abzdasfad/article/details/101557706</guid><author>abzdasfad</author><pubDate>Fri, 27 Sep 2019 20:07:25 +0800</pubDate><description><![CDATA[初级 ssm 框架 配置   。需要配合注解使用
spring + mybatis
	&lt;!--加载资源文件--&gt;
    &lt;context:property-placeholder location="classpath:com/tjx/config/commons/*.properties"/&gt;
    &lt;!--配置数据源--&gt;
    &lt;bean id...]]></description><category></category></item><item><title><![CDATA[标题提交前 验证 单选框是否有被选中]]></title><link>https://blog.youkuaiyun.com/abzdasfad/article/details/101557536</link><guid>https://blog.youkuaiyun.com/abzdasfad/article/details/101557536</guid><author>abzdasfad</author><pubDate>Fri, 27 Sep 2019 20:04:53 +0800</pubDate><description><![CDATA[标题提交前 验证 单选框是否有被选中
  function checkradio(){
            var item = $(":radio:checked");
            var len=item.length;
            if(len&lt;=0){
                alert("请选择在投票");
                ret...]]></description><category></category></item><item><title><![CDATA[ServletContextListener和ServletContextAttributeListener]]></title><link>https://blog.youkuaiyun.com/abzdasfad/article/details/100899993</link><guid>https://blog.youkuaiyun.com/abzdasfad/article/details/100899993</guid><author>abzdasfad</author><pubDate>Mon, 16 Sep 2019 20:11:42 +0800</pubDate><description><![CDATA[**

ServletContextListener

**
用来在程序启动时 初始化 属性
@WebListener
public class ServiceListener implements ServletContextListener{

    @Override
    public void contextInitialized(ServletContextEvent servle...]]></description><category></category></item><item><title><![CDATA[java.lang.AbstractMethodError: Method com/mysql/jdbc/ResultSet.isClosed()Z is abstract]]></title><link>https://blog.youkuaiyun.com/abzdasfad/article/details/100663644</link><guid>https://blog.youkuaiyun.com/abzdasfad/article/details/100663644</guid><author>abzdasfad</author><pubDate>Mon, 09 Sep 2019 15:31:27 +0800</pubDate><description><![CDATA[java.lang.AbstractMethodError: Method com/mysql/jdbc/ResultSet.isClosed()Z is abstract
错误原因是数据库驱动不正确，mysql驱动版本太低，所以只要升级一下mysql驱动的版本就行了
本来  mysql 5.0.x
换成mysql 5.1.x 就可以了

...]]></description><category></category></item><item><title><![CDATA[基准路径]]></title><link>https://blog.youkuaiyun.com/abzdasfad/article/details/100022591</link><guid>https://blog.youkuaiyun.com/abzdasfad/article/details/100022591</guid><author>abzdasfad</author><pubDate>Thu, 22 Aug 2019 19:23:24 +0800</pubDate><description><![CDATA[基准路径
 &lt;%
        String context=request.getContextPath();
        String scheme=request.getScheme();
        String name=request.getServerName();
        int prot=request.getServerPort();
        
...]]></description><category></category></item><item><title><![CDATA[简单的购物车]]></title><link>https://blog.youkuaiyun.com/abzdasfad/article/details/99702740</link><guid>https://blog.youkuaiyun.com/abzdasfad/article/details/99702740</guid><author>abzdasfad</author><pubDate>Sun, 18 Aug 2019 11:28:07 +0800</pubDate><description><![CDATA[超简单的购物车，JQuery 版本为jquery-1.9.1.js
框架为老师给的，购物车的商品总数和总价  根据是否选中而变化
jq和html代码
&lt;!DOCTYPE html&gt;
&lt;html&gt;
	&lt;head&gt;
		&lt;meta charset="utf-8" /&gt;
		&lt;title&gt;我的购物车-京东商城&lt;/title&gt;
		&...]]></description><category></category></item><item><title><![CDATA[简单的JDBCUtil]]></title><link>https://blog.youkuaiyun.com/abzdasfad/article/details/98471948</link><guid>https://blog.youkuaiyun.com/abzdasfad/article/details/98471948</guid><author>abzdasfad</author><pubDate>Sun, 04 Aug 2019 17:39:15 +0800</pubDate><description><![CDATA[学了JDBC ，传一下自己封装的JDBCUtil
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.sql.*;
import java.util.Properties;

/**
 * @Auth...]]></description><category></category></item><item><title><![CDATA[开发与运维]]></title><link>https://blog.youkuaiyun.com/abzdasfad/article/details/88077184</link><guid>https://blog.youkuaiyun.com/abzdasfad/article/details/88077184</guid><author>abzdasfad</author><pubDate>Sat, 02 Mar 2019 16:03:40 +0800</pubDate><description><![CDATA[是不是开发要比运维轻松一点，听说运维7*24小时待命
]]></description><category></category></item></channel></rss>