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create proc killspid (@dbname varchar(20))     
as     
begin     
declare @sql   nvarchar(500)     
declare @spid  int     
set @sql='declare getspid cursor for select spid from sysprocesses where dbid=db_id('''+@dbname+''')'     
exec (@sql)     
open getspid     
fetch next from getspid into @spid     
while @@fetch_status <> -1     
begin     
exec('kill '+@spid)     
fetch next from getspid into @spid     
end     
close getspid     
deallocate getspid     
end  
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public string StudentName
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string LogPath;
Thread thread;
void WriteLog()
{
while (true)
{
StreamWriter sw = new StreamWriter(LogPath, true, Encoding.UTF8);
sw.WriteLine(thread.Name + ":" + DateTime.Now.ToString());
sw.Close();
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public DataSet ExcelToDS(string Path)
{
string strConn = "Provider=Microsoft.Jet.OLEDB.4.0;" +"Data Source="+ Path +";"+"Extended Properties=Excel 8.0;";
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