<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[user2041的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/user2041</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; user2041]]></copyright><item><title><![CDATA[关于数据库中锁的概念]]></title><link>https://blog.youkuaiyun.com/user2041/article/details/80766135</link><guid>https://blog.youkuaiyun.com/user2041/article/details/80766135</guid><author>user2041</author><pubDate>Thu, 21 Jun 2018 20:59:14 +0800</pubDate><description><![CDATA[锁的概述 一. 为什么要引入锁 多个用户同时对数据库的并发操作时会带来以下数据不一致的问题: 丢失更新A,B两个用户读同一数据并进行修改,其中一个用户的修改结果破坏了另一个修改的结果,比如订票系统 脏读A用户修改了数据,随后B用户又读出该数据,但A用户因为某些原因取消了对数据的修改,数据恢复原值,此时B得到的数据就与数据库内的数据产生了不一致 不可重复读A用户读取数据,随后B用户读出该数据并修改,...]]></description><category></category></item><item><title><![CDATA[asp.net 面试总结---转载]]></title><link>https://blog.youkuaiyun.com/user2041/article/details/80591365</link><guid>https://blog.youkuaiyun.com/user2041/article/details/80591365</guid><author>user2041</author><pubDate>Wed, 06 Jun 2018 10:28:57 +0800</pubDate><description><![CDATA[一、对于 Web 性能优化，您有哪些了解和经验吗？出现指数：五颗星主要考点：这道题是博主在博客园的新闻里面看到的，回想之前几年的面试经历，发现此题出现概率还是比较高的。因为它的考面灰常广，可以让面试官很快了解你的技术涉及面以及这些技术面的深度。参考答案：这个问题可以分前端和后端来说。1、前端优化（1）减少 HTTP 请求的次数。我们知道每次发送http请求，建立连接和等待相应会花去相当一部分时间，...]]></description><category></category></item><item><title><![CDATA[ORM简介--转载换行程序员]]></title><link>https://blog.youkuaiyun.com/user2041/article/details/80590147</link><guid>https://blog.youkuaiyun.com/user2041/article/details/80590147</guid><author>user2041</author><pubDate>Wed, 06 Jun 2018 09:25:29 +0800</pubDate><description><![CDATA[一、ORM简介         对象关系映射（Object Relational Mapping，简称ORM）模式是一种为了解决面向对象与关系数据库存在的互不匹配的现象的技术。简单的说，ORM是通过使用描述对象和数据库之间映射的元数据，将程序中的对象自动持久化到关系数据库中。那么，到底如何实现持久化呢？一种简单的方案是采用硬编码方式，为每一种可能的数据库访问操作提供单独的方法。         这...]]></description><category></category></item><item><title><![CDATA[.net mvc 利用反射获取Controller中Action和注解]]></title><link>https://blog.youkuaiyun.com/user2041/article/details/79108162</link><guid>https://blog.youkuaiyun.com/user2041/article/details/79108162</guid><author>user2041</author><pubDate>Fri, 19 Jan 2018 16:36:18 +0800</pubDate><description><![CDATA[1、获取控制器所有Action：  Type t = typeof(StatController);//StatController是指定控制器的名称
            System.Reflection.MethodInfo[] ControllerMethods = t.GetMethods();
            StringBuilder methodsNameAppend =]]></description><category></category></item><item><title><![CDATA[动态给table 添加 tr(行)，实现添加多个对象转载hbiao68]]></title><link>https://blog.youkuaiyun.com/user2041/article/details/76855081</link><guid>https://blog.youkuaiyun.com/user2041/article/details/76855081</guid><author>user2041</author><pubDate>Mon, 07 Aug 2017 18:06:33 +0800</pubDate><description><![CDATA[<html>
    <head>
        <title>usually function</title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    </head>
    <script type="text/javascript" src="jquery-1.4.4.js"></sc]]></description><category></category></item><item><title><![CDATA[sql server删除所有数据]]></title><link>https://blog.youkuaiyun.com/user2041/article/details/76578924</link><guid>https://blog.youkuaiyun.com/user2041/article/details/76578924</guid><author>user2041</author><pubDate>Wed, 02 Aug 2017 16:00:00 +0800</pubDate><description><![CDATA[–/第1步**删除所有表的外键约束*****************/DECLARE c1 cursor for 
select ‘alter table [‘+ object_name(parent_obj) + ‘] drop constraint [‘+name+’]; ’ 
from sysobjects 
where xtype = ‘F’ 
open c1 
declare @c1 va]]></description><category></category></item><item><title><![CDATA[JavaScript中json时间格式转换yyyy-MM-dd HH:mm:ss]]></title><link>https://blog.youkuaiyun.com/user2041/article/details/75358667</link><guid>https://blog.youkuaiyun.com/user2041/article/details/75358667</guid><author>user2041</author><pubDate>Wed, 19 Jul 2017 11:54:45 +0800</pubDate><description><![CDATA[Date.prototype.Format = function (fmt) { //author: meizz   
        var o = {
            "M+": this.getMonth() + 1,                 //月份   
            "d+": this.getDate(),                    //日]]></description><category></category></item><item><title><![CDATA[sql查询所有表名和字段名称]]></title><link>https://blog.youkuaiyun.com/user2041/article/details/75356555</link><guid>https://blog.youkuaiyun.com/user2041/article/details/75356555</guid><author>user2041</author><pubDate>Wed, 19 Jul 2017 11:50:52 +0800</pubDate><description><![CDATA[sql server:SELECT   
 d.name, ----(case when a.colorder=1 then d.name else '' end) as 表名,--如果表名相同就返回空  
     a.colorder as 字段序号,  
     a.name as 字段名,  
     (case when COLUMNPROPERTY( a.id,a.name,'IsI]]></description><category></category></item><item><title><![CDATA[欢迎使用优快云-markdown编辑器]]></title><link>https://blog.youkuaiyun.com/user2041/article/details/75356320</link><guid>https://blog.youkuaiyun.com/user2041/article/details/75356320</guid><author>user2041</author><pubDate>Wed, 19 Jul 2017 11:48:01 +0800</pubDate><description><![CDATA[欢迎使用Markdown编辑器写博客本Markdown编辑器使用StackEdit修改而来，用它写博客，将会带来全新的体验哦：
Markdown和扩展Markdown简洁的语法
代码块高亮
图片链接和图片上传
LaTex数学公式
UML序列图和流程图
离线写博客
导入导出Markdown文件
丰富的快捷键
快捷键
加粗    Ctrl + B 
斜体    Ctrl + I 
引用    Ctrl]]></description><category></category></item><item><title><![CDATA[ASP.net中DateTime获取当前系统时间的大全-转载晴朗_Raymond的博客]]></title><link>https://blog.youkuaiyun.com/user2041/article/details/72778220</link><guid>https://blog.youkuaiyun.com/user2041/article/details/72778220</guid><author>user2041</author><pubDate>Sat, 27 May 2017 09:08:44 +0800</pubDate><description><![CDATA[在c# / ASP.net中我们可以通过使用DataTime这个类来获取当前的时间。通过调用类中的各种方法我们可以获取不同的时间：如：日期（2008-09-04）、时间（12：12：12）、日期+时间（2008-09-04 12：11：10）等。 //获取日期+时间 
DateTime.Now.ToString();                    // 2008-9-4 20:02:10]]></description><category></category></item><item><title><![CDATA[.net MVC接口编写和调用]]></title><link>https://blog.youkuaiyun.com/user2041/article/details/72778190</link><guid>https://blog.youkuaiyun.com/user2041/article/details/72778190</guid><author>user2041</author><pubDate>Sat, 27 May 2017 09:04:18 +0800</pubDate><description><![CDATA[1、引用：using System.Web.Mvc;
using System.Net.Http;
using System.Net.Http.Headers;2、后台接口：        /// <summary>
        /// 根据手机号码与用户信息获得相关的房屋信息
        /// </summary>
        /// <param name="model"></pa]]></description><category></category></item><item><title><![CDATA[欢迎使用优快云-markdown编辑器]]></title><link>https://blog.youkuaiyun.com/user2041/article/details/72771842</link><guid>https://blog.youkuaiyun.com/user2041/article/details/72771842</guid><author>user2041</author><pubDate>Fri, 26 May 2017 17:09:47 +0800</pubDate><description><![CDATA[欢迎使用Markdown编辑器写博客本Markdown编辑器使用StackEdit修改而来，用它写博客，将会带来全新的体验哦：
Markdown和扩展Markdown简洁的语法
代码块高亮
图片链接和图片上传
LaTex数学公式
UML序列图和流程图
离线写博客
导入导出Markdown文件
丰富的快捷键
快捷键
加粗    Ctrl + B 
斜体    Ctrl + I 
引用    Ctrl]]></description><category></category></item><item><title><![CDATA[javascript不让其输入特殊字符]]></title><link>https://blog.youkuaiyun.com/user2041/article/details/69948919</link><guid>https://blog.youkuaiyun.com/user2041/article/details/69948919</guid><author>user2041</author><pubDate>Mon, 10 Apr 2017 15:14:49 +0800</pubDate><description><![CDATA[1、控件：<input type="text" data-bind="value:EXPERTNAME" onblur="CheckQueryStr(this);" class="z-txt" />2、代码：  function CheckQueryStr(oField) {
        re = /select|update|delete|exec|count|'|、|‘|"|“|”|=|;|]]></description><category></category></item><item><title><![CDATA[asp.net  window.showModalDialog模态窗口无法下载文档问题]]></title><link>https://blog.youkuaiyun.com/user2041/article/details/52164649</link><guid>https://blog.youkuaiyun.com/user2041/article/details/52164649</guid><author>user2041</author><pubDate>Tue, 09 Aug 2016 17:30:20 +0800</pubDate><description><![CDATA[1、在模态窗口中下载word没有反应，需要实现的功能如图： 
 
2、后台代码：   case "updates"://下载
                    attmodel = attbll.GetModel(Convert.ToDecimal(ATTACHIDs));
                    string path = attmodel.ATTATCHPATH.ToStr]]></description><category></category></item><item><title><![CDATA[javascript比较实用方法：身份证验证、文本框设置不可空等等]]></title><link>https://blog.youkuaiyun.com/user2041/article/details/52034284</link><guid>https://blog.youkuaiyun.com/user2041/article/details/52034284</guid><author>user2041</author><pubDate>Tue, 26 Jul 2016 11:41:02 +0800</pubDate><description><![CDATA[var $ = document.getElementById;//限制字数 onkeyup=""
function MaxSizeKeyUp(n) {
    var obj = event.srcElement;
    if (obj.value.length > n) {
        obj.value = obj.value.substr(0, n);
    }
}
//通过身份证号]]></description><category></category></item><item><title><![CDATA[javascript设置属性就可以控制文本框不能为空保存]]></title><link>https://blog.youkuaiyun.com/user2041/article/details/52033772</link><guid>https://blog.youkuaiyun.com/user2041/article/details/52033772</guid><author>user2041</author><pubDate>Tue, 26 Jul 2016 10:59:50 +0800</pubDate><description><![CDATA[1、javascript代码//控制输入项目不为空， 控件需设置 nonull 、elementname 属性
function CheckNull() {
    //debugger;
    var objs = document.getElementsByTagName("input");
    if (!CheckNullByObjs(objs)) {
        return fa]]></description><category></category></item><item><title><![CDATA[oracle存储过程-游标]]></title><link>https://blog.youkuaiyun.com/user2041/article/details/51979989</link><guid>https://blog.youkuaiyun.com/user2041/article/details/51979989</guid><author>user2041</author><pubDate>Thu, 21 Jul 2016 10:14:31 +0800</pubDate><description><![CDATA[游标的简单使用create or replace procedure insertAppcheckORupdateQYXX is
cursor css is
    SELECT ENTERPRISEID
      FROM EPRKC_ENTERPRISEINFO t
     where t.CHECKSTATE = '失效中'
        and t.recordenddate < sy]]></description><category></category></item><item><title><![CDATA[JavaScript返回上一页]]></title><link>https://blog.youkuaiyun.com/user2041/article/details/51769318</link><guid>https://blog.youkuaiyun.com/user2041/article/details/51769318</guid><author>user2041</author><pubDate>Mon, 27 Jun 2016 16:32:47 +0800</pubDate><description><![CDATA[<asp:Button ID="btnBack" runat="server" Text="返回列表"  
                    OnClientClick="javascript:history.go(-1);return false;" 
                    />]]></description><category></category></item><item><title><![CDATA[oracle删除不了用户，提示“无法删除当前已连接的用户”]]></title><link>https://blog.youkuaiyun.com/user2041/article/details/51731947</link><guid>https://blog.youkuaiyun.com/user2041/article/details/51731947</guid><author>user2041</author><pubDate>Wed, 22 Jun 2016 09:40:56 +0800</pubDate><description><![CDATA[查询：select username, sid, serial# from v$session杀死对应用户的会话： alter system kill session '137,385';]]></description><category></category></item><item><title><![CDATA[oracle导入导出]]></title><link>https://blog.youkuaiyun.com/user2041/article/details/51725891</link><guid>https://blog.youkuaiyun.com/user2041/article/details/51725891</guid><author>user2041</author><pubDate>Tue, 21 Jun 2016 11:15:18 +0800</pubDate><description><![CDATA[导入：imp FDCDW2/FDCDW_213@ORCL tables=(jg_fdc_xmkf_crhtxx, jg_fdc_xmkf_dkxx, jg_fdc_xmkf_dkxx_dim_dkyt, jg_fdc_xmkf_dkxx_dim_qdxs, jg_fdc_xmkf_dtgcxx, jg_fdc_xmkf_gcghxx, jg_fdc_xmkf_ghxkzxx, jg_fdc_xmkf]]></description><category></category></item></channel></rss>