摘要： using System;using System.Data;using System.Collections;using System.Collections.Generic;using System.Configuration;using System.Reflection;using System.Linq;using System.Xml.Linq;namespace UserFunction{ /// <summary> /// Summary description for LinqToDataTable /// </summary> static publ 阅读全文

摘要： 插入百万册数数据库方法CREATE TABLE NUMS(ID BIGINT NOT NULL PRIMARY KEY)TRUNCATE TABLE NUMS DECLARE @MAX BIGINT ,@N BIGINTSELECT @MAX=100000000 ,@N=1INSERT INTO NUMS VALUES(@N)WHILE @N*2<=@MAXBEGIN INSERT INTO NUMS SELECT ID+@N FROM NUMS SET @N=@N*2END INSERT INTO NUMS SELECT ID+@N FROM NUMS WHERE I... 阅读全文

摘要： /// <summary> /// 获取cpu序列号 /// </summary> /// <returns> string </returns> public string GetCpu() { string cpuInfo = ""; ManagementClass cimobject = new ManagementClass("Win32_Processor"); ManagementObjectCollection moc = cimob... 阅读全文