<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[ligang2yc的专栏]]></title><description><![CDATA[&lt;.net学习爱好者&gt;]]></description><link>https://blog.youkuaiyun.com/ligang2yc</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; ligang2yc]]></copyright><item><title><![CDATA[SQL语句]]></title><link>https://blog.youkuaiyun.com/ligang2yc/article/details/2456116</link><guid>https://blog.youkuaiyun.com/ligang2yc/article/details/2456116</guid><author>ligang2yc</author><pubDate>Sun, 18 May 2008 16:28:00 +0800</pubDate><description><![CDATA[--语 句 功 能--数据操作select (distinct a1),a2 from table select a1,max(a2) from table group by a1 select distinct a1,a2 from table  查询不重复的记录 SELECT --从数据库表中检索数据行和列INSERT --向数据库表添加新数据行DELETE --从数据库表中删除数据行UPDA]]></description><category></category></item><item><title><![CDATA[VS2005比较有用的快捷键]]></title><link>https://blog.youkuaiyun.com/ligang2yc/article/details/2456113</link><guid>https://blog.youkuaiyun.com/ligang2yc/article/details/2456113</guid><author>ligang2yc</author><pubDate>Sun, 18 May 2008 16:27:00 +0800</pubDate><description><![CDATA[转来网上比较全的vs05快捷键.快捷键 功能 CTRL + SHIFT + B生成解决方案 CTRL + F7 生成编译 CTRL + O 打开文件 CTRL + SHIFT + O打开项目 CTRL + SHIFT + C显示类视图窗口 F4 显示属性窗口 SHIFT + F4显示项目属性窗口 CTRL + SHIFT + E显示资源视图 F12 转到定义 CTRL + F12转到声明 CTRL]]></description><category></category></item><item><title><![CDATA[C#串口通信]]></title><link>https://blog.youkuaiyun.com/ligang2yc/article/details/2456108</link><guid>https://blog.youkuaiyun.com/ligang2yc/article/details/2456108</guid><author>ligang2yc</author><pubDate>Sun, 18 May 2008 16:27:00 +0800</pubDate><description><![CDATA[using System; using System.Runtime.InteropServices; namespace JustinIO {    class CommPort {       public string PortNum;        public int BaudRate;       public byte ByteSize;       public byte Pari]]></description><category></category></item><item><title><![CDATA[关于String 与ToString的问题]]></title><link>https://blog.youkuaiyun.com/ligang2yc/article/details/2456103</link><guid>https://blog.youkuaiyun.com/ligang2yc/article/details/2456103</guid><author>ligang2yc</author><pubDate>Sun, 18 May 2008 16:26:00 +0800</pubDate><description><![CDATA[String的ToString方法就是return this，所以根本没new……。另外new也只是用来理解的一种描述，实际情况是更复杂的……]]></description><category></category></item><item><title><![CDATA[Asp.net连接SQL Server2000数据库例程详解]]></title><link>https://blog.youkuaiyun.com/ligang2yc/article/details/2456101</link><guid>https://blog.youkuaiyun.com/ligang2yc/article/details/2456101</guid><author>ligang2yc</author><pubDate>Sun, 18 May 2008 16:25:00 +0800</pubDate><description><![CDATA[sub page_load(sender as Object,e as EventArgs)Dim myConnection As SqlConnectionDim myCommand As SqlCommandDim ds as DataSet1.connect to sql servermyConnection = New SqlConnection( "server=localhost;d]]></description><category></category></item><item><title><![CDATA[3层mvc]]></title><link>https://blog.youkuaiyun.com/ligang2yc/article/details/2456100</link><guid>https://blog.youkuaiyun.com/ligang2yc/article/details/2456100</guid><author>ligang2yc</author><pubDate>Sun, 18 May 2008 16:24:00 +0800</pubDate><description><![CDATA[三层结构解释 所谓三层体系结构，是在客户端与数据库之间加入了一个中间层，也叫组件层。这里所 说的三层体系，不是指物理上的三层，不是简单地放置三台机器就是三层体系结构，也 不仅仅有B/S应用才是三层体系结构，三层是指逻辑上的三层，即使这三个层放置到一 台机器上。 三层体系的应用程序将业务规则、数据访问、合法性校验等工作放到了中 间层进行处理。通常情况下，客户端不直接与数据库进行交互，而是通过COM/]]></description><category></category></item><item><title><![CDATA[显示当前日期脚本]]></title><link>https://blog.youkuaiyun.com/ligang2yc/article/details/2456098</link><guid>https://blog.youkuaiyun.com/ligang2yc/article/details/2456098</guid><author>ligang2yc</author><pubDate>Sun, 18 May 2008 16:24:00 +0800</pubDate><description><![CDATA[星期日","星期一","星期二","星期三","星期四","星期五","星期六");   document.write(today.getYear(),"年",today.getMonth()+1,"月",today.getDate(),"日",d[today.getDay()+1]);  //-->   ]]></description><category></category></item><item><title><![CDATA[ASP与ASP.NET 的区别及PHP的不同之处]]></title><link>https://blog.youkuaiyun.com/ligang2yc/article/details/2456093</link><guid>https://blog.youkuaiyun.com/ligang2yc/article/details/2456093</guid><author>ligang2yc</author><pubDate>Sun, 18 May 2008 16:22:00 +0800</pubDate><description><![CDATA[QUOTE:ASP是Active Server Page的缩写，意为“活动服务器网页”。ASP是微软公司开发的代替CGI脚本程序的一种应用,它可以与数据库和其它程序进行交互，是一种简单、方便的编程工具。ASP的网页文件的格式是.asp，现在常用于各种动态网站中。 ASP是一种服务器端脚本编写环境，可以用来创建和运行动态网页或web应用程序。ASP网页可以包含HTML标记、普通文本、脚本命令以及CO]]></description><category></category></item><item><title><![CDATA[ASP.NET数据库连接字符串的加密与解密]]></title><link>https://blog.youkuaiyun.com/ligang2yc/article/details/2456090</link><guid>https://blog.youkuaiyun.com/ligang2yc/article/details/2456090</guid><author>ligang2yc</author><pubDate>Sun, 18 May 2008 16:21:00 +0800</pubDate><description><![CDATA[ASP.NET web.config中，数据库连接字符串的加密与解密。 虽然不怎么新鲜，但相信还是有许多人不知道，好，不说废话，直接给方法：开始--->运行,输入cmd，接着输入以下内容 加密： C:/WINDOWS/Microsoft.NET/Framework/v2.0.50727/aspnet_regiis.exe -pef "connectionStrings" "你的Web项目路径" 解]]></description><category></category></item><item><title><![CDATA[大虾帮忙啊SQL语句]]></title><link>https://blog.youkuaiyun.com/ligang2yc/article/details/2454733</link><guid>https://blog.youkuaiyun.com/ligang2yc/article/details/2454733</guid><author>ligang2yc</author><pubDate>Sat, 17 May 2008 19:11:00 +0800</pubDate><description><![CDATA[那位大虾帮小弟写一条从A表 取列值=b 中  n-m行的值]]></description><category></category></item><item><title><![CDATA[权限登陆]]></title><link>https://blog.youkuaiyun.com/ligang2yc/article/details/2443460</link><guid>https://blog.youkuaiyun.com/ligang2yc/article/details/2443460</guid><author>ligang2yc</author><pubDate>Wed, 14 May 2008 02:21:00 +0800</pubDate><description><![CDATA[                        小弟初学 ! 很多不足！还请见谅！                                                                                                             ]]></description><category></category></item></channel></rss>