<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[otk的专栏]]></title><description><![CDATA[人生于勤，不索何获！]]></description><link>https://blog.youkuaiyun.com/otk</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; otk]]></copyright><item><title><![CDATA[常用正则表达式 ]]></title><link>https://blog.youkuaiyun.com/otk/article/details/1540326</link><guid>https://blog.youkuaiyun.com/otk/article/details/1540326</guid><author>otk</author><pubDate>Sun, 25 Mar 2007 08:56:00 +0800</pubDate><description><![CDATA[正则表达式 regular expression 正则表达式 RegExp 模式 pattern 匹配 Match .NET命名空间： System.Text.RegularExpression  补充： ^/d+$　　//匹配非负整数（正整数 + 0） ^[0-9]*[1-9][0-9]*$　　//匹配正整数 ^((-/d+)|(0+))$　　//匹配非正整数（负整数 + 0） ^-[0-9]*]]></description><category></category></item><item><title><![CDATA[C#中常用的转义字符]]></title><link>https://blog.youkuaiyun.com/otk/article/details/1539430</link><guid>https://blog.youkuaiyun.com/otk/article/details/1539430</guid><author>otk</author><pubDate>Sat, 24 Mar 2007 08:07:00 +0800</pubDate><description><![CDATA[转义字符 转义字符的意义 /n 　 回车换行 /t 横向跳到下一制表位置 /v  竖向跳格 /b 退格 /r  回车 /f　 走纸换页 // 反斜线符"/" /  单引号符 /a  鸣铃 /ddd  1～3位八进制数所代表的字符 /xhh 1～2位十六进制数所代表的字符 在文本框中输出换行为 /r/n  ]]></description><category></category></item><item><title><![CDATA[“System.Configuration.ConfigurationSettings.AppSettings”已过时]]></title><link>https://blog.youkuaiyun.com/otk/article/details/1529820</link><guid>https://blog.youkuaiyun.com/otk/article/details/1529820</guid><author>otk</author><pubDate>Thu, 15 Mar 2007 10:07:00 +0800</pubDate><description><![CDATA[警告 1 “System.Configuration.ConfigurationSettings.AppSettings”已过时:“This method is obsolete, it has been replaced by System.Configuration!System.Configuration.ConfigurationManager.AppSettings” H:/网站/Jia]]></description><category></category></item><item><title><![CDATA[ .NET Framework SDK2.0  快速入门安装失败之(先安装.net2.0 再IIS)]]></title><link>https://blog.youkuaiyun.com/otk/article/details/1335104</link><guid>https://blog.youkuaiyun.com/otk/article/details/1335104</guid><author>otk</author><pubDate>Sun, 15 Oct 2006 07:17:00 +0800</pubDate><description><![CDATA[输入 cmd 进入命令提示符， 运行 C:/WINDOWS/Microsoft.NET/Framework/v2.0.50727/aspnet_regiis.exe -s W3SVC/1/ROOT/QuickStartv20 系统会返回具体的错误信息， 说 要先注册IIS。。等等。解决方法:你运行 C:/WINDOWS/Microsoft.NET/Framework/v2.0.50727/aspn]]></description><category></category></item><item><title><![CDATA[web.config中的数据连接和加密]]></title><link>https://blog.youkuaiyun.com/otk/article/details/1331842</link><guid>https://blog.youkuaiyun.com/otk/article/details/1331842</guid><author>otk</author><pubDate>Thu, 12 Oct 2006 15:12:00 +0800</pubDate><description><![CDATA[                    //// 在引用中增加using System.Configuration;using System.Security引用格式为SqlConnection con=new SqlConnection(ConfigurationSettings.AppSettings["connectionStrin]]></description><category></category></item><item><title><![CDATA[SQL 数据类型辨析　]]></title><link>https://blog.youkuaiyun.com/otk/article/details/1322748</link><guid>https://blog.youkuaiyun.com/otk/article/details/1322748</guid><author>otk</author><pubDate>Fri, 06 Oct 2006 09:58:00 +0800</pubDate><description><![CDATA[SQL 数据类型辨析　　数据类弄是数据的一种属性，表示数据所表示信息的类型。任何一种计算机语言都定义了自己的数据类型。当然，不同的程序语言都具有不同的特点，所定义的数据类型的各类和名称都或多或少有些不同。SQLServer 提供了 25 种数据类型：　　·Binary [(n)]　　·Varbinary [(n)]　　·Char [(n)]　　·Varchar[(n)]　　·Nchar[(n)]]></description><category></category></item></channel></rss>