<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[丹丘的博客]]></title><description><![CDATA[认真是一种态度]]></description><link>https://blog.youkuaiyun.com/danqiu2017</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; danqiu2017]]></copyright><item><title><![CDATA[sql之行转列和列转行]]></title><link>https://blog.youkuaiyun.com/danqiu2017/article/details/135681001</link><guid>https://blog.youkuaiyun.com/danqiu2017/article/details/135681001</guid><author>danqiu2017</author><pubDate>Thu, 18 Jan 2024 18:18:25 +0800</pubDate><description><![CDATA[数据准备行转列结果图：**]]></description><category></category></item><item><title><![CDATA[git常用命令]]></title><link>https://blog.youkuaiyun.com/danqiu2017/article/details/126487661</link><guid>https://blog.youkuaiyun.com/danqiu2017/article/details/126487661</guid><author>danqiu2017</author><pubDate>Tue, 23 Aug 2022 16:36:21 +0800</pubDate><description><![CDATA[git常用命令]]></description><category></category></item><item><title><![CDATA[本地项目使用git上传到gitlab]]></title><link>https://blog.youkuaiyun.com/danqiu2017/article/details/126487447</link><guid>https://blog.youkuaiyun.com/danqiu2017/article/details/126487447</guid><author>danqiu2017</author><pubDate>Tue, 23 Aug 2022 16:22:46 +0800</pubDate><description><![CDATA[本地项目使用git上传到gitlab]]></description><category></category></item><item><title><![CDATA[jqGrid笔记]]></title><link>https://blog.youkuaiyun.com/danqiu2017/article/details/100079353</link><guid>https://blog.youkuaiyun.com/danqiu2017/article/details/100079353</guid><author>danqiu2017</author><pubDate>Mon, 26 Aug 2019 15:41:15 +0800</pubDate><description><![CDATA[jqGrid笔记
api网站链接：https://blog.mn886.net/jqGrid/
1. get
1.1 获取所有数据
$("#jqGrid").getRowData();

1.2 获取所有id
var ids = $('#jqGrid').getDataIDs();

1.3 获取第一行
var rowData = $("#jqGrid").getRowData(ids[0]);
...]]></description><category></category></item><item><title><![CDATA[renren-fast-vue-master前端启动失败]]></title><link>https://blog.youkuaiyun.com/danqiu2017/article/details/91516831</link><guid>https://blog.youkuaiyun.com/danqiu2017/article/details/91516831</guid><author>danqiu2017</author><pubDate>Wed, 12 Jun 2019 14:12:37 +0800</pubDate><description><![CDATA[当启动服务后，页面出现下面问题时，是由【未能正常安装依赖】引起！

解决方法：请查阅 https://github.com/daxiongYang/renren-fast-vue 开发阶段描述。


]]></description><category></category></item><item><title><![CDATA[存储过程Case]]></title><link>https://blog.youkuaiyun.com/danqiu2017/article/details/82745245</link><guid>https://blog.youkuaiyun.com/danqiu2017/article/details/82745245</guid><author>danqiu2017</author><pubDate>Mon, 17 Sep 2018 16:52:52 +0800</pubDate><description><![CDATA[Begin
    Declare len Int;
    Declare J Int DEFAULT 1;
    Declare v_sql Varchar(500) default '';

    Select Max(LENGTH(idpath)-LENGTH(Replace(idpath,'-','')))+1 into len From b_km_info;
    drop ta...]]></description><category></category></item><item><title><![CDATA[group_concat()拼接当前id的所有父id]]></title><link>https://blog.youkuaiyun.com/danqiu2017/article/details/80267863</link><guid>https://blog.youkuaiyun.com/danqiu2017/article/details/80267863</guid><author>danqiu2017</author><pubDate>Thu, 10 May 2018 14:56:39 +0800</pubDate><description><![CDATA[group_concat()]]></description><category></category></item><item><title><![CDATA[ztree学习]]></title><link>https://blog.youkuaiyun.com/danqiu2017/article/details/80080648</link><guid>https://blog.youkuaiyun.com/danqiu2017/article/details/80080648</guid><author>danqiu2017</author><pubDate>Wed, 25 Apr 2018 15:46:19 +0800</pubDate><description><![CDATA[一、导入 
api官网：http://www.treejs.cn/v3/api.php

&amp;lt;link rel=&quot;stylesheet&quot; type=&quot;text/css&quot;
    href=&quot;${ctx}/static/ztree/css/zTreeStyle/zTreeStyle.css&quot;&amp;gt;
&amp;lt;script type=&quot;text/javascript&quot; src=&quot;${ctx}/s]]></description><category></category></item><item><title><![CDATA[将date转为指定格式的字符串]]></title><link>https://blog.youkuaiyun.com/danqiu2017/article/details/80067224</link><guid>https://blog.youkuaiyun.com/danqiu2017/article/details/80067224</guid><author>danqiu2017</author><pubDate>Tue, 24 Apr 2018 17:00:56 +0800</pubDate><description><![CDATA[/**
 * 将date转为指定格式的字符串
 * var time = new Date().format(&quot;yyyy-MM-dd&quot;);
 */
Date.prototype.format = function(fmt) { 
    var o = {
        &quot;M+&quot; : this.getMonth() + 1, //月份 
        &quot;d+&quot; : this.getDate()...]]></description><category></category></item><item><title><![CDATA[JDBC 操作数据库的步骤]]></title><link>https://blog.youkuaiyun.com/danqiu2017/article/details/79304898</link><guid>https://blog.youkuaiyun.com/danqiu2017/article/details/79304898</guid><author>danqiu2017</author><pubDate>Sat, 10 Feb 2018 15:09:30 +0800</pubDate><description><![CDATA[1、加载驱动

Class.forName()

2、获取数据库连接

Connection connection = DriverManager.getConnection(url,username,password);

3、获取Statement对象，执行sql语句

Statement st = connection.createStatement();
ResultSet rs = st...]]></description><category></category></item><item><title><![CDATA[计算机知识]]></title><link>https://blog.youkuaiyun.com/danqiu2017/article/details/79304669</link><guid>https://blog.youkuaiyun.com/danqiu2017/article/details/79304669</guid><author>danqiu2017</author><pubDate>Sat, 10 Feb 2018 14:33:34 +0800</pubDate><description><![CDATA[一、如果计算机启动不起来了，怎么办？ 
使用系统引导盘，在DOS命令下修复。 
DOS：使用命令行窗口，接收用户的指令。

常见DOS命令： 
1、cd  改变当前目录 
cd [盘符:][路径名][子目录名] 
cd..  退回到上一级目录 
cd\   退回根目录

2、dir  显示一个目录下的文件和子目录 
dir [盘符:][目录路径][/p][/s] 
/p：分页显示目录内容，按任意键...]]></description><category></category></item><item><title><![CDATA[java试题]]></title><link>https://blog.youkuaiyun.com/danqiu2017/article/details/78924469</link><guid>https://blog.youkuaiyun.com/danqiu2017/article/details/78924469</guid><author>danqiu2017</author><pubDate>Fri, 09 Feb 2018 17:20:53 +0800</pubDate><description><![CDATA[1、Integer a=new Integer(3);Integer b=new Integer(3);System.out.println(a==b);输出结果是? 
答：false

2、String比较 
/** 
 *  多个String引用指向同一个字面量时，在堆内存当中只有一个Java对象 
 *  如果调用String的构造函数给String类型的引用赋值，那么每调用一次构造函数，在...]]></description><category></category></item><item><title><![CDATA[快捷键大全]]></title><link>https://blog.youkuaiyun.com/danqiu2017/article/details/79300436</link><guid>https://blog.youkuaiyun.com/danqiu2017/article/details/79300436</guid><author>danqiu2017</author><pubDate>Fri, 09 Feb 2018 17:19:59 +0800</pubDate><description><![CDATA[=======HBuilder   快捷键 
ctrl+shift+R   复制当前行到下一行 
shift+enter   查找上一个

=======chrome快捷键 
Ctrl+Shift+Del  清除Google浏览器缓存的快捷键  
Ctrl+Shift+R  重新加载当前网页而不使用缓存内容

=======windows快捷键 
Delete键  删除 
Crtl+D  删除 
...]]></description><category></category></item><item><title><![CDATA[IDEA 快捷键]]></title><link>https://blog.youkuaiyun.com/danqiu2017/article/details/79300372</link><guid>https://blog.youkuaiyun.com/danqiu2017/article/details/79300372</guid><author>danqiu2017</author><pubDate>Fri, 09 Feb 2018 17:13:57 +0800</pubDate><description><![CDATA[ctrl + C    复制 
ctrl + V    粘贴 
ctrl + X    剪切 
ctrl + D    复制当前行到下一行 
ctrl + F    搜索 
ctrl + R    替换 
double  shift      双击shift - - 全局搜索 
ctrl + alt + F    格式化 
ctrl + alt + B  找到实现方法 
ctrl + “-”   ...]]></description><category></category></item><item><title><![CDATA[随手记]]></title><link>https://blog.youkuaiyun.com/danqiu2017/article/details/79278570</link><guid>https://blog.youkuaiyun.com/danqiu2017/article/details/79278570</guid><author>danqiu2017</author><pubDate>Wed, 07 Feb 2018 12:02:11 +0800</pubDate><description><![CDATA[1、overflow-x:hidden 
横向滚动条消失 
2、解决乱码 
后台 
@RequestMapping(value=”/info”,produces=”application/json;charset=utf-8“) 
注：produces  生产json格式的数据 
前台ajax 
contentType:”application/json;charset=utf-8” 
3、jso]]></description><category></category></item><item><title><![CDATA[微信调试]]></title><link>https://blog.youkuaiyun.com/danqiu2017/article/details/79248108</link><guid>https://blog.youkuaiyun.com/danqiu2017/article/details/79248108</guid><author>danqiu2017</author><pubDate>Sat, 03 Feb 2018 17:00:33 +0800</pubDate><description><![CDATA[工具：QQ浏览器 
步骤： 
1、开放平台→ 资源中心→ 网站应用→ 微信登录功能→ 网站应用微信登录开发指南→ 请求code

2、绑定服务 
打开QQ浏览器 → 右上角“微信调试工具” → 服务器端调试 
→ “开启服务器端调试服务”：绑定服务，输入端口号（如：8080），点击启动。

3、保存授权回调域 
打开微信公众平台管理页面 
复制 外部域名：百度 “URLEncode编码”，粘贴域名]]></description><category></category></item><item><title><![CDATA[idea 设置]]></title><link>https://blog.youkuaiyun.com/danqiu2017/article/details/79247668</link><guid>https://blog.youkuaiyun.com/danqiu2017/article/details/79247668</guid><author>danqiu2017</author><pubDate>Sat, 03 Feb 2018 16:09:28 +0800</pubDate><description><![CDATA[一、设置Spring叶子图标，点击叶子可以跳转到相应页面 
  1、点击Project Structure 
  

2、点击Facets–> “+” –> Spring 
  

3、Choose Module 
  

4、设置成功，出现 叶子 图标，如图 
  

二、checkout 项目 
1、登录 svnspot 网站 
2、复制项目的url 
3、打开idea]]></description><category></category></item><item><title><![CDATA[实时显示时间]]></title><link>https://blog.youkuaiyun.com/danqiu2017/article/details/79229283</link><guid>https://blog.youkuaiyun.com/danqiu2017/article/details/79229283</guid><author>danqiu2017</author><pubDate>Thu, 01 Feb 2018 15:36:52 +0800</pubDate><description><![CDATA[<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
        "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
    <meta http-equiv]]></description><category></category></item><item><title><![CDATA[js打印倒三角形笑脸]]></title><link>https://blog.youkuaiyun.com/danqiu2017/article/details/79228022</link><guid>https://blog.youkuaiyun.com/danqiu2017/article/details/79228022</guid><author>danqiu2017</author><pubDate>Thu, 01 Feb 2018 14:23:03 +0800</pubDate><description><![CDATA[<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
        "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
    <meta http-equiv]]></description><category></category></item><item><title><![CDATA[js打印正方形]]></title><link>https://blog.youkuaiyun.com/danqiu2017/article/details/79227874</link><guid>https://blog.youkuaiyun.com/danqiu2017/article/details/79227874</guid><author>danqiu2017</author><pubDate>Thu, 01 Feb 2018 14:15:54 +0800</pubDate><description><![CDATA[<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Ty]]></description><category></category></item></channel></rss>