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Delphi ADOQuery处理多条SQL语句
Delphi(Pascal) code var sqlStr:String;begin sqlStr:= ' begin ' sqlStr:= sqlStr+ 'update table1 set col1 = ''test'' where 1=2;'; sqlStr:= sqlStr+ ...
分类:数据库   时间:2015-10-15 15:42:41    阅读次数:295
List操作之Select
本文是写给C#新手,老手就勿看了,讲的实际上就是LINQ,谢谢一楼的提醒。很多时候,从一个关系表中挑出一个我们需要的元素列表采用SQL语句是再容易不过的了,其实C#的List中也可以采用类似的方法,虽然List中集成了Select(), Where()等语句,不过如果你的判断规则较为复杂,或者想要看...
分类:其他好文   时间:2015-10-15 14:19:03    阅读次数:131
TCP Connect
http://kb.cnblogs.com/page/513237/ http://blogs.technet.com/b/networking/archive/2009/08/12/where-do-resets-come-from-no-the-stork-does-not-bring-them.aspx http://div.io/topic/609?page=1 http://fex...
分类:其他好文   时间:2015-10-15 06:40:22    阅读次数:130
[CareerCup] 11.1 Merge Arrays 合并数组
11.1 You are given two sorted arrays, A and B, where A has a large enough buffer at the end to hold B. Write a method to merge B into A in sorted orde...
分类:编程语言   时间:2015-10-15 00:57:50    阅读次数:139
[LeetCode]Gray Code
题目描述:(链接)The gray code is a binary numeral system where two successive values differ in only one bit.Given a non-negative integernrepresenting the tot...
分类:其他好文   时间:2015-10-15 00:57:32    阅读次数:125
MSSQL取得或删除重复数据
1.取得不重复的数据select * from Persons where Id in(SELECT MAX(Id) AS Expr1FROM PersonsGROUP BY Name, Gender)2.删除重复的数据【MAX换成MIN会有不同的效果】delete from Perso...
分类:数据库   时间:2015-10-14 21:38:17    阅读次数:210
Swfit 基本语句
// Playground - noun: a place where people can playimport UIKit// swift语言没有Main 函数 ,main函数是封装在自己的框架里的// 一行的注释用 //// 多行的注释,或者代码块 用 /* */// 区别于OC中的/*/**...
分类:其他好文   时间:2015-10-14 21:21:59    阅读次数:236
Linq
var ids = (from id in ed_ProjectClass.Values select Guid.Parse(id)).ToArray(); Entity.ProjectClassCollection.Where(p =>...
分类:其他好文   时间:2015-10-14 21:15:23    阅读次数:196
【转】oracle 删除重复记录
转至:http://blog.163.com/aner_rui/blog/static/12131232820105901451809/2。保留一条(这个应该是大多数人所需要的 ^_^)Delete HZT Where ID Not In (Select Max(ID) From HZT Group...
分类:数据库   时间:2015-10-14 19:31:06    阅读次数:150
C# Interview Questions:C#-English Questions
This is a list of questions I have gathered from other sourcesand created myselfover a period of time from my experience, many of whichI felt where in...
分类:Windows程序   时间:2015-10-14 17:59:16    阅读次数:241
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