一、定义文档类型、字符编码 Response.Clear(); Response.Buffer=true; Response.Charset="utf-8"; //下面这行很重要，attachment参数表示作为附件下载，您可以改成online在线打开 //filename=FileFlow.xls指定输出文件的名称，注意其扩展名和指定文件类型相符，可以为：.doc .xls .txt .htm Response.AppendHeader("Content-Disposition","attachment;filename=FileFlow.xls"); Respo...
http://www.jb51.net//article/16444.htm
大概浏览了一下，主要可能是因为以下几种原因：一种可能是发送的SQL语句太长，以致超过了max_allowed_packet的大小，如果是这种原因，你只要修改my.cnf，加大max_allowed_packet的值即可。还有一种可能是因为某些原因导致超时，比如说程序中获取数据库连接时采用了Singleton的做法，虽然多次连接数据库，但其实使用的都是同一个连接，而且程序中某两次操作数据库的间隔时间超过了wait_timeout（SHOWSTATUS能看到此设置），那么就可能出现问题。最简单的处理方式就是把wait_timeout改大，当然你也可以在程序里时不时顺手mysql_ping()一下，...
http://www.jb51.net//article/16431.htm
/************************************************************************************功能说明:常用函数基类*作者:刘功勋;*版本:V0.1(C#2.0);时间:2006-8-13*********************************************************************************//****************************************************************更新记录*2007-1-5更新:*1,取字...
http://www.jb51.net//article/16425.htm
[code]/****************************************对象名称:SocketObj*功能说明:远程发送与接收*试用示例:*usingEC;//引用空间名*stringurl="218.75.111.74";//URL也可以是(http://www.baidu.com/)这种形式*intport=8000;//端口*stringSendStr="domainname\n";//组织要发送的字符串*SendStr+="check\n";*SendStr+="entityname:domains\n";*SendStr+="domainname:"+this....
http://www.jb51.net//article/16424.htm
[code]usingSystem;usingSystem.Data;usingSystem.Configuration;usingSystem.Web;usingSystem.Web.Security;usingSystem.Web.UI;usingSystem.Web.UI.WebControls;usingSystem.Web.UI.WebControls.WebParts;usingSystem.Web.UI.HtmlControls;usingSystem.Drawing;usingSystem.IO;usingSystem.Drawing.Imaging;namespaceEC{/...
http://www.jb51.net//article/16423.htm
usingSystem;usingSystem.Data;usingSystem.Configuration;usingSystem.Web;usingSystem.Web.Security;usingSystem.Web.UI;usingSystem.Web.UI.WebControls;usingSystem.Web.UI.WebControls.WebParts;usingSystem.Web.UI.HtmlControls;usingSystem.Text;namespaceEC{///<summary>///信息输出通用方法///</summary>publi...
http://www.jb51.net//article/16422.htm
usingSystem;usingSystem.Data;usingSystem.Configuration;usingSystem.Web;usingSystem.Web.Security;usingSystem.Web.UI;usingSystem.Web.UI.WebControls;usingSystem.Web.UI.WebControls.WebParts;usingSystem.Web.UI.HtmlControls;namespaceEC{///<summary>///EB通用与数据交互操作基类///</summary>publicclassEBComm...
http://www.jb51.net//article/16421.htm
/************************************************************************************功能说明:备份和恢复SQLServer数据库*作者:刘功勋;*版本:V0.1(C#2.0);时间:2007-1-1*当使用SQLServer时,请引用COM组件中的,SQLDMO.dll组件*当使用Access中,请浏览添加引用以下两个dll*引用C:\ProgramFiles\CommonFiles\System\ado\msadox.dll,该DLL包含ADOX命名空间*引用C:\ProgramFiles\CommonFi...
http://www.jb51.net//article/16420.htm
[code]usingSystem;usingSystem.Data;usingSystem.Configuration;usingSystem.Web;usingSystem.Web.Security;usingSystem.Web.UI;usingSystem.Web.UI.WebControls;usingSystem.Web.UI.WebControls.WebParts;usingSystem.Web.UI.HtmlControls;usingMicrosoft.Win32;usingSystem.Text;usingSystem.Runtime.InteropServices;us...
http://www.jb51.net//article/16419.htm
[code]usingSystem;usingSystem.Data;usingSystem.Configuration;usingSystem.Web;usingSystem.Web.Security;usingSystem.Web.UI;usingSystem.Web.UI.WebControls;usingSystem.Web.UI.WebControls.WebParts;usingSystem.Web.UI.HtmlControls;namespaceEC{///<summary>///时间操作函数///</summary>publicclassTimeObj...
http://www.jb51.net//article/16418.htm
[code]usingSystem;usingSystem.Data;usingSystem.Configuration;usingSystem.Web;usingSystem.Web.Security;usingSystem.Web.UI;usingSystem.Web.UI.WebControls;usingSystem.Web.UI.WebControls.WebParts;usingSystem.Web.UI.HtmlControls;usingSystem.Text;namespaceEC{///<summary>///随机函数///</summary>pub...
http://www.jb51.net//article/16417.htm