<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[Stdio_QU的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/Stdio_QU</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; Stdio_QU]]></copyright><item><title><![CDATA[【Mybatis】]]></title><link>https://blog.youkuaiyun.com/Stdio_QU/article/details/134918258</link><guid>https://blog.youkuaiyun.com/Stdio_QU/article/details/134918258</guid><author>Stdio_QU</author><pubDate>Mon, 11 Dec 2023 09:18:53 +0800</pubDate><description><![CDATA[mybatis与mysql中常用的一些方法]]></description><category></category></item><item><title><![CDATA[【JAVA零散知识点】]]></title><link>https://blog.youkuaiyun.com/Stdio_QU/article/details/134852936</link><guid>https://blog.youkuaiyun.com/Stdio_QU/article/details/134852936</guid><author>Stdio_QU</author><pubDate>Fri, 08 Dec 2023 10:15:28 +0800</pubDate><description><![CDATA[在Java面试中可能会遇到的一些知识点。]]></description><category></category></item><item><title><![CDATA[Java程序中使用Jaspersoft进行PDF打印]]></title><link>https://blog.youkuaiyun.com/Stdio_QU/article/details/134398911</link><guid>https://blog.youkuaiyun.com/Stdio_QU/article/details/134398911</guid><author>Stdio_QU</author><pubDate>Tue, 14 Nov 2023 14:49:30 +0800</pubDate><description><![CDATA[Java程序中使用Jaspersoft进行PDF打印]]></description><category></category></item><item><title><![CDATA[【JVM简介】]]></title><link>https://blog.youkuaiyun.com/Stdio_QU/article/details/132201970</link><guid>https://blog.youkuaiyun.com/Stdio_QU/article/details/132201970</guid><author>Stdio_QU</author><pubDate>Thu, 10 Aug 2023 09:39:34 +0800</pubDate><description><![CDATA[jvm简介]]></description><category></category></item><item><title><![CDATA[【事务隔离级别】]]></title><link>https://blog.youkuaiyun.com/Stdio_QU/article/details/131167442</link><guid>https://blog.youkuaiyun.com/Stdio_QU/article/details/131167442</guid><author>Stdio_QU</author><pubDate>Mon, 12 Jun 2023 14:39:05 +0800</pubDate><description><![CDATA[事物的隔离级别。]]></description><category></category></item><item><title><![CDATA[打开Swagger遇到空指针问题]]></title><link>https://blog.youkuaiyun.com/Stdio_QU/article/details/130598744</link><guid>https://blog.youkuaiyun.com/Stdio_QU/article/details/130598744</guid><author>Stdio_QU</author><pubDate>Wed, 10 May 2023 13:26:13 +0800</pubDate><description><![CDATA[打开swagger报空指针异常]]></description><category></category></item><item><title><![CDATA[个人笔记——开发笔记]]></title><link>https://blog.youkuaiyun.com/Stdio_QU/article/details/124423337</link><guid>https://blog.youkuaiyun.com/Stdio_QU/article/details/124423337</guid><author>Stdio_QU</author><pubDate>Thu, 23 Jun 2022 15:56:42 +0800</pubDate><description><![CDATA[开发笔记]]></description><category></category></item><item><title><![CDATA[IDEA启动My Eclipse项目]]></title><link>https://blog.youkuaiyun.com/Stdio_QU/article/details/123040597</link><guid>https://blog.youkuaiyun.com/Stdio_QU/article/details/123040597</guid><author>Stdio_QU</author><pubDate>Mon, 21 Feb 2022 10:16:01 +0800</pubDate><description><![CDATA[多项目包，IDEA启动Myeclipse项目的方式（从现有资源引用 new）]]></description><category></category></item><item><title><![CDATA[java 与 IDEA - 梳理]]></title><link>https://blog.youkuaiyun.com/Stdio_QU/article/details/122978195</link><guid>https://blog.youkuaiyun.com/Stdio_QU/article/details/122978195</guid><author>Stdio_QU</author><pubDate>Thu, 17 Feb 2022 10:41:58 +0800</pubDate><description><![CDATA[Java与idea]]></description><category></category></item><item><title><![CDATA[orcal—Mybatis—梳理]]></title><link>https://blog.youkuaiyun.com/Stdio_QU/article/details/122978095</link><guid>https://blog.youkuaiyun.com/Stdio_QU/article/details/122978095</guid><author>Stdio_QU</author><pubDate>Thu, 17 Feb 2022 10:38:02 +0800</pubDate><description><![CDATA[orcal
杂项
/**模糊查询**/
and EBOARD_CERTIFICATECODE like '%${certificateCode}%'
and regexp_like(EBOARD_CERTIFICATECODE ,#{certificateCode},'i')
/**截取字符串0-6：（列值）**/
substr(SMP_MATERIALBATCH, 0, 6)
/**系统日期：（列值）**/
SYSDATE
/**聚集函数**/


XML文件：头
&lt;!--xml文件：头--&gt;]]></description><category></category></item><item><title><![CDATA[C#-.Net前端]]></title><link>https://blog.youkuaiyun.com/Stdio_QU/article/details/122106829</link><guid>https://blog.youkuaiyun.com/Stdio_QU/article/details/122106829</guid><author>Stdio_QU</author><pubDate>Thu, 23 Dec 2021 14:35:43 +0800</pubDate><description><![CDATA[C#     .Net 前端   知识点]]></description><category></category></item><item><title><![CDATA[（C++编程题）反转链表]]></title><link>https://blog.youkuaiyun.com/Stdio_QU/article/details/122082334</link><guid>https://blog.youkuaiyun.com/Stdio_QU/article/details/122082334</guid><author>Stdio_QU</author><pubDate>Wed, 22 Dec 2021 12:02:30 +0800</pubDate><description><![CDATA[描述

给定一个单链表的头结点pHead，长度为n，反转该链表后，返回新链表的表头。

数据范围：n\leq1000n≤1000

要求：空间复杂度O(1) ，时间复杂度O(n) 。

如当输入链表{1,2,3}时，

经反转后，原链表变为{3,2,1}，所以对应的输出为{3,2,1}。


方案一：利用 vector 存储 空间复杂度O(n)，不符合题目要求



//ListNode 定义
/*  
struct ListNode {
	int val;
	struct ListNode *nex...]]></description><category></category></item><item><title><![CDATA[C#对List＜＞进行遍历（group by）]]></title><link>https://blog.youkuaiyun.com/Stdio_QU/article/details/121537213</link><guid>https://blog.youkuaiyun.com/Stdio_QU/article/details/121537213</guid><author>Stdio_QU</author><pubDate>Thu, 25 Nov 2021 14:46:17 +0800</pubDate><description><![CDATA[mainlist 、mainListLeft 为已存在 list，此函数为汇总  mainlist  的内容到 mainListLeft  中
void gather()
        {
            mainListLeft.Clear();
            var query = from item in mainList
                        group item by new { 
                			item.productCode]]></description><category></category></item><item><title><![CDATA[C# 委托刷新]]></title><link>https://blog.youkuaiyun.com/Stdio_QU/article/details/120972069</link><guid>https://blog.youkuaiyun.com/Stdio_QU/article/details/120972069</guid><author>Stdio_QU</author><pubDate>Tue, 26 Oct 2021 14:50:36 +0800</pubDate><description><![CDATA[#委托刷新
1、在弹出界面中定义委托类的方法，并调用方法创建委托对象。
public partial class FrmForkLend : Form
{
     //定义委托刷新
	 public delegate void Reload(object sender, EventArgs e);
     public Reload reload;
     ...
     #region 按钮-提交
     private void button1_Click(object sender, Eve]]></description><category></category></item><item><title><![CDATA[前端VUE+后端Springboot 项目搭建]]></title><link>https://blog.youkuaiyun.com/Stdio_QU/article/details/120653329</link><guid>https://blog.youkuaiyun.com/Stdio_QU/article/details/120653329</guid><author>Stdio_QU</author><pubDate>Fri, 08 Oct 2021 15:56:13 +0800</pubDate><description><![CDATA[网址：https://v3.cn.vuejs.org/guide/introduction.html#vue-js-是什么
vue.js
node下载：https://nodejs.org/zh-cn/

C:\Users\GW00240066\Desktop\springboot_vue&gt;npm -v
6.14.14
C:\Users\GW00240066\Desktop\springboot_vue&gt;node -v
v14.17.4
C:\Users\GW00240066\Desktop\s]]></description><category></category></item><item><title><![CDATA[c#项目打开时只显示.cs代码而不显示窗体]]></title><link>https://blog.youkuaiyun.com/Stdio_QU/article/details/120651692</link><guid>https://blog.youkuaiyun.com/Stdio_QU/article/details/120651692</guid><author>Stdio_QU</author><pubDate>Fri, 08 Oct 2021 14:51:50 +0800</pubDate><description><![CDATA[这种情况多是在加载项目时，部分文件没有包含在项目中，手动包含进去后便只有.cs代码，不能显示窗体

VS加载项目时配置是根据项目目录下的.csproj文件去加载的，手动加进去的项目少了一行配置，造成了这个问题，我们只需要去文件中添加这行代码就可以正确显示窗体了

打开项目中的 .csproj 进行编辑，
FrmMainRecordTable.cs 文件是包含窗体的，但目前未显示窗体

进行以下修改

	&lt;Compile Include="Pmes\checkoutrecord\Frm\FrmMain.]]></description><category></category></item><item><title><![CDATA[Mybatis查询限定日期范围]]></title><link>https://blog.youkuaiyun.com/Stdio_QU/article/details/120647730</link><guid>https://blog.youkuaiyun.com/Stdio_QU/article/details/120647730</guid><author>Stdio_QU</author><pubDate>Fri, 08 Oct 2021 10:57:21 +0800</pubDate><description><![CDATA[orcal中时间范围的查询


方法一：


        &lt;where&gt;
            &lt;trim&gt;
                &lt;if test="productCode!= null and productCode!= ''"&gt;
                    and regexp_like(EBOARD_PRODUCTCODE ,#{productCode},'i..]]></description><category></category></item><item><title><![CDATA[Orcal实现主键自动递增]]></title><link>https://blog.youkuaiyun.com/Stdio_QU/article/details/120645047</link><guid>https://blog.youkuaiyun.com/Stdio_QU/article/details/120645047</guid><author>Stdio_QU</author><pubDate>Fri, 08 Oct 2021 09:01:19 +0800</pubDate><description><![CDATA[通过序列和触发器，实现插入时主键的自动递增

/**
* 先执行创建序列的语句，再执行创建触发器的语句
*/
create sequence SM_AFTERSALE_EBOARD_seq //SM_AFTERSALE_EBOARD_seq 为序列名称
increment by 1  //每次增加1
start with 200  //从200开始
nomaxvalue      //无最大值
nocache;        //不循环

create or replace TRIGGER TRIG_SM.]]></description><category></category></item><item><title><![CDATA[Mybatis查询：实现对重复数据的分组并计数]]></title><link>https://blog.youkuaiyun.com/Stdio_QU/article/details/120635232</link><guid>https://blog.youkuaiyun.com/Stdio_QU/article/details/120635232</guid><author>Stdio_QU</author><pubDate>Thu, 07 Oct 2021 13:41:58 +0800</pubDate><description><![CDATA[记录：Mybatis: 中返回结果集resultMap，表示的是对应关系，在这里我们可以给查询到的结果取别名，实现与Entity中的类相对应

    &lt;resultMap id="CheckRecordVoMap" type="com.gwm.lms.asm.checkoutrecord.entity.CheckRecordVo"&gt;
        &lt;result column="EBOARD_DATETIME" jdbcType="VARCHAR" property="dateTim.]]></description><category></category></item><item><title><![CDATA[前端C# + 后端java 实现批量更新]]></title><link>https://blog.youkuaiyun.com/Stdio_QU/article/details/120611057</link><guid>https://blog.youkuaiyun.com/Stdio_QU/article/details/120611057</guid><author>Stdio_QU</author><pubDate>Tue, 05 Oct 2021 10:02:11 +0800</pubDate><description><![CDATA[前端C# + 后端java 实现批量更新
前端：
 #region 函数-判定合格不合格批量合格
        private RespReturnDataList&lt;EBoardEntity&gt; judge()
        {
            RespReturnDataList&lt;EBoardEntity&gt; result = new RespReturnDataList&lt;EBoardEntity&gt;();
            List&lt;EBoardEn]]></description><category></category></item></channel></rss>