<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[emailqjc的专栏]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/emailqjc</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; emailqjc]]></copyright><item><title><![CDATA[SQL SERVER访问Access数据库，出现错误:无法初始化链接服务器 "(null)" 的 OLE DB 访问接口 "Microsoft.Jet.OLEDB.4.0" 的数据源对象]]></title><link>https://blog.youkuaiyun.com/emailqjc/article/details/50631227</link><guid>https://blog.youkuaiyun.com/emailqjc/article/details/50631227</guid><author>emailqjc</author><pubDate>Wed, 03 Feb 2016 21:14:14 +0800</pubDate><description><![CDATA[SQL SERVER访问Access数据库，出现错误:
无法初始化链接服务器 "(null)" 的 OLE DB 访问接口 "Microsoft.Jet.OLEDB.4.0" 的数据源对象
解决办法如下：
1.执行语句 
EXEC sp_configure 'show advanced options', 1 
GO 
RECONFIGURE 
GO 
EXEC sp_config]]></description><category></category></item><item><title><![CDATA[c# 编写webservices方法及注意事项]]></title><link>https://blog.youkuaiyun.com/emailqjc/article/details/7615338</link><guid>https://blog.youkuaiyun.com/emailqjc/article/details/7615338</guid><author>emailqjc</author><pubDate>Wed, 30 May 2012 10:39:55 +0800</pubDate><description><![CDATA[1、C#写Webservices方法定义
     [SoapDocumentService(RoutingStyle = SoapServiceRoutingStyle.RequestElement)]   //必须这样写

    [WebService(Namespace = "http://qqbbxpd.xicp.net/")]]]></description><category></category></item><item><title><![CDATA[c#以单据标准格式写EXCEL并发送邮件出去]]></title><link>https://blog.youkuaiyun.com/emailqjc/article/details/7557505</link><guid>https://blog.youkuaiyun.com/emailqjc/article/details/7557505</guid><author>emailqjc</author><pubDate>Fri, 11 May 2012 15:09:19 +0800</pubDate><description><![CDATA[using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Reflection;
using Microsoft.Office.Interop.Excel;
using System.Net]]></description><category></category></item><item><title><![CDATA[DataGridView排序後，如何抓取綁定資料的正確索引值]]></title><link>https://blog.youkuaiyun.com/emailqjc/article/details/7187337</link><guid>https://blog.youkuaiyun.com/emailqjc/article/details/7187337</guid><author>emailqjc</author><pubDate>Mon, 09 Jan 2012 14:42:29 +0800</pubDate><description><![CDATA[DataGridView排序後，如何抓取綁定資料的正確索引值
今天在寫Windows From程式時，發現DataGridView在與DataTable透過BindingSource綁定，在DataGridView進行資料的排序後，DataGridView中的資料Index將會與DataTable的Index不一致，當選定的資料在進行修改後，因Index的不一致，導致在回存資料庫的時候無法斷定該]]></description><category></category></item><item><title><![CDATA[文本转化成十六进制]]></title><link>https://blog.youkuaiyun.com/emailqjc/article/details/6962583</link><guid>https://blog.youkuaiyun.com/emailqjc/article/details/6962583</guid><author>emailqjc</author><pubDate>Sat, 12 Nov 2011 12:58:48 +0800</pubDate><description><![CDATA[Byte[] byteArray = System.IO.File.ReadAllBytes("k:\\photo.jpg");
StringBuilder HexStringBuffer =
new StringBuilder();
foreach (byte b
in byteArray)
{
  HexStringBuffer.Append(b.ToString("X2")
+]]></description><category></category></item><item><title><![CDATA[SQL SERVER 数据库选项设置错误导致跨数库访问效率低下,及解决办法]]></title><link>https://blog.youkuaiyun.com/emailqjc/article/details/6885120</link><guid>https://blog.youkuaiyun.com/emailqjc/article/details/6885120</guid><author>emailqjc</author><pubDate>Tue, 18 Oct 2011 16:24:02 +0800</pubDate><description><![CDATA[在我本机有一数据库BillData,一数据库SystemData
其中BillData库中有一表bill_salesPro,
在SystemData
库中创建一视图
create view bill_salesPro as select * from A.dbo.bill]]></description><category></category></item><item><title><![CDATA[c# 利用委托返回控件的值]]></title><link>https://blog.youkuaiyun.com/emailqjc/article/details/6770969</link><guid>https://blog.youkuaiyun.com/emailqjc/article/details/6770969</guid><author>emailqjc</author><pubDate>Tue, 13 Sep 2011 13:36:13 +0800</pubDate><description><![CDATA[private delegate string mydelMember();        //声明委托
        private string GetSearchWhere()                 //委托执行的方法
        {]]></description><category></category></item><item><title><![CDATA[利用死循环巧妙实现,回车对话框不关闭]]></title><link>https://blog.youkuaiyun.com/emailqjc/article/details/6721587</link><guid>https://blog.youkuaiyun.com/emailqjc/article/details/6721587</guid><author>emailqjc</author><pubDate>Fri, 26 Aug 2011 12:49:58 +0800</pubDate><description><![CDATA[bool flag = true;
            while (true)
            {
                if (!flag) { break; }
                if (MessageBox.Show("商品检索]]></description><category></category></item><item><title><![CDATA[利用BackgroundWorker 实现线程查询显示进度条,并允许终止查询(模仿SQL查询)]]></title><link>https://blog.youkuaiyun.com/emailqjc/article/details/6704450</link><guid>https://blog.youkuaiyun.com/emailqjc/article/details/6704450</guid><author>emailqjc</author><pubDate>Sat, 20 Aug 2011 16:29:30 +0800</pubDate><description><![CDATA[//利用组件实现线程查询
        private SqlCommand fCurCommand;
        private string fCommandText = string.Empty;
        private SqlConnection fC]]></description><category></category></item><item><title><![CDATA[C#调用C写的DLL二级指针传递方法]]></title><link>https://blog.youkuaiyun.com/emailqjc/article/details/6704435</link><guid>https://blog.youkuaiyun.com/emailqjc/article/details/6704435</guid><author>emailqjc</author><pubDate>Sat, 20 Aug 2011 16:22:20 +0800</pubDate><description><![CDATA[最近在做一项目需要调用第3方DLL(c写的),其中有个参数是2级指针,查了很多资料终于搞定
1、函数原形
   方法原式:
   int Quest_goodsA(CHAR* flowno ,CHAR* salesman,int offlinenum,CHAR* offli]]></description><category></category></item><item><title><![CDATA[查询数据库的数据,是个比较费时的工作,在使用线程查询的时候显示个进度条,并允许终止查询的实现]]></title><link>https://blog.youkuaiyun.com/emailqjc/article/details/6692350</link><guid>https://blog.youkuaiyun.com/emailqjc/article/details/6692350</guid><author>emailqjc</author><pubDate>Tue, 16 Aug 2011 17:15:11 +0800</pubDate><description><![CDATA[public partial class FormThradQuery : Form
    {
        public delegate void PDelegate();
        public delegate void myDelegate(DataTa]]></description><category></category></item><item><title><![CDATA[c#解析类 Evaluator 实现动态流程之Demo]]></title><link>https://blog.youkuaiyun.com/emailqjc/article/details/6606561</link><guid>https://blog.youkuaiyun.com/emailqjc/article/details/6606561</guid><author>emailqjc</author><pubDate>Thu, 14 Jul 2011 17:20:27 +0800</pubDate><description><![CDATA[1、假设数据库保存的流程如下： decimal 每月工作日 = 30M;   /*定义每个月的工作天数*/decimal 病假计薪天数 = 7M;    /*定义病假最高的薪天数*/decimal 超出计薪天数 = 请假天数 - 病假计薪天数;  /*计算超出计薪天数*/deci]]></description><category></category></item><item><title><![CDATA[c#解析类 Evaluator 实现动态流程]]></title><link>https://blog.youkuaiyun.com/emailqjc/article/details/6606477</link><guid>https://blog.youkuaiyun.com/emailqjc/article/details/6606477</guid><author>emailqjc</author><pubDate>Thu, 14 Jul 2011 17:00:47 +0800</pubDate><description><![CDATA[这个叫Evaluator的类，可以实现你的功能。使用方法：Console.WriteLine("Test0: {0}", Evaluator.EvaluateToInteger("(30 + 4) * 2"));using System;using System.CodeDom;]]></description><category></category></item><item><title><![CDATA[在ASP.NET中调用Report Service 报表流程]]></title><link>https://blog.youkuaiyun.com/emailqjc/article/details/6599676</link><guid>https://blog.youkuaiyun.com/emailqjc/article/details/6599676</guid><author>emailqjc</author><pubDate>Tue, 12 Jul 2011 11:41:44 +0800</pubDate><description><![CDATA[1、定义Report Service 报表2、ASP.NET展示页面代码    Namespace="Microsoft.Reporting.WebForms" TagPrefix="rsweb" %>    http://www.w3.org/TR/xhtml1/DTD/xht]]></description><category></category></item><item><title><![CDATA[Asp.net 后台调用js方法(转) ]]></title><link>https://blog.youkuaiyun.com/emailqjc/article/details/5980653</link><guid>https://blog.youkuaiyun.com/emailqjc/article/details/5980653</guid><author>emailqjc</author><pubDate>Mon, 01 Nov 2010 22:51:00 +0800</pubDate><description><![CDATA[<br />1. 用Response.Write方法<br />　　代码如下：Response.Write("<script type='text/javascript'>alert("XXX");</script>");<br />此方法缺陷就是不能调用脚本文件中的自定义的函数，只能调用内部函数，具体调用自定义的函数只能在Response.Write写上函数定 义，比如Response.Write("<script type='text/javascript'>function myfun(){}</sc]]></description><category></category></item><item><title><![CDATA[ASP.NET弹出模态对话框 ]]></title><link>https://blog.youkuaiyun.com/emailqjc/article/details/5980650</link><guid>https://blog.youkuaiyun.com/emailqjc/article/details/5980650</guid><author>emailqjc</author><pubDate>Mon, 01 Nov 2010 22:49:00 +0800</pubDate><description><![CDATA[<br />主页面 PageBase.aspx.cs 中的代码<br />protected void Page_Load(object sender, EventArgs e)<br />{ <br />  if (!this.IsPostBack)<br />   {<br />    //addBtn.Attributes.Add("onclick", "javascript:ShowModalDialog('OvertimeDlog.aspx','395px','250px')");<br />  ]]></description><category></category></item><item><title><![CDATA[asp.net 中利用GridView实现增加，修改，删除]]></title><link>https://blog.youkuaiyun.com/emailqjc/article/details/5977443</link><guid>https://blog.youkuaiyun.com/emailqjc/article/details/5977443</guid><author>emailqjc</author><pubDate>Sun, 31 Oct 2010 12:17:00 +0800</pubDate><description><![CDATA[<br />1、创建数据库表<br />SET ANSI_NULLS ON<br />GO<br />SET QUOTED_IDENTIFIER ON<br />GO<br />SET ANSI_PADDING ON<br />GO<br />CREATE TABLE [dbo].[Table1](<br /> [ID] [int] IDENTITY(1,1) NOT NULL,<br /> [Employees] [varchar](50) COLLATE Chinese_PRC_CI_AS NOT NU]]></description><category></category></item><item><title><![CDATA[SQL Server Reporting Services  远程匿名访问解决办法]]></title><link>https://blog.youkuaiyun.com/emailqjc/article/details/5888011</link><guid>https://blog.youkuaiyun.com/emailqjc/article/details/5888011</guid><author>emailqjc</author><pubDate>Thu, 16 Sep 2010 11:57:00 +0800</pubDate><description><![CDATA[SQL Server Reporting Services 并非专门设计用于 Internet 报表部署方案，但是您可以成功地将 Reporting Services 放置于面向 Internet 的 Web 服务器上，   以将一般信息向广大公众传播，或者将公司保密数据向经过授权和身份验证的用户传播。          公司的一个项目中的报表准备升级到SQL Server 2005，并且其中的报表系统将使用集成在SQL Server 2005中的Reporting Services。   但是当我将报表模]]></description><category></category></item><item><title><![CDATA[SQL Server 2005中设置Reporting Services发布web报表的匿名访问 ]]></title><link>https://blog.youkuaiyun.com/emailqjc/article/details/5888007</link><guid>https://blog.youkuaiyun.com/emailqjc/article/details/5888007</guid><author>emailqjc</author><pubDate>Thu, 16 Sep 2010 11:52:00 +0800</pubDate><description><![CDATA[<br />http://www.cnblogs.com/firmwolf/archive/2005/08/04/207062.html<br />一位朋友提出个问题：集成到SQL Server 2005中的Reporting Services已经将报表模板发布到IIS服务器，客户端通过浏览器访问时，默认会弹出Windows集成身份验证的对话框。如果在IIS配置里面把允许匿名（IUSR_**）访问的选项勾选，客户端再次访问的时候，会提示IUSR_** 访问权限不足。<br /> <br /> <br /> ]]></description><category></category></item><item><title><![CDATA[防止冲DockContent继承的窗体重复打开]]></title><link>https://blog.youkuaiyun.com/emailqjc/article/details/5882035</link><guid>https://blog.youkuaiyun.com/emailqjc/article/details/5882035</guid><author>emailqjc</author><pubDate>Mon, 13 Sep 2010 22:50:00 +0800</pubDate><description><![CDATA[<br />  string strDllName = item.Tag.ToString().Trim().Substring(0, item.Tag.ToString().Trim().IndexOf("*"));<br />           string strFrmName =item.Tag.ToString().Trim().Substring(item.Tag.ToString().Trim().IndexOf("*") +1,item.Tag.ToString().Trim().Leng]]></description><category></category></item></channel></rss>