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HDU4876:ZCC loves cards
Problem Description ZCC loves playing cards. He has n magical cards and each has a number on it. He wants to choose k cards and place them around in any order to form a circle. He can choose any se...
分类:其他好文   时间:2014-07-26 03:02:26    阅读次数:289
[leetcode]Subsets
SubsetsGiven a set of distinct integers,S, return all possible subsets.Note:Elements in a subset must be in non-descending order.The solution set must...
分类:其他好文   时间:2014-07-26 01:34:56    阅读次数:189
magento sweet积分插件 获得订单消耗的积分
$order_object=Mage::getModel('sales/order')->load("order_id");注:order_id 是订单号后面的数字;$res['points_spend']=Mage::helper('rewards')->getPointsString($orde...
分类:其他好文   时间:2014-07-26 00:31:26    阅读次数:195
EntityFramework
1、简单查询:SQL:?1SELECT * FROM [Clients] WHERE Type=1 AND Deleted=0 ORDER BY IDEF:?12345678910//Func形式 var clients = ctx.Clients.Where(c => c.Type == 1 &&...
分类:其他好文   时间:2014-07-26 00:06:36    阅读次数:239
EntityFrameWork使用
1、简单查询:SQL:?1SELECT * FROM [Clients] WHERE Type=1 AND Deleted=0 ORDER BY IDEF:?12345678910//Func形式 var clients = ctx.Clients.Where(c => c.Type == 1 &&...
分类:其他好文   时间:2014-07-26 00:06:26    阅读次数:293
Execution Order of Event Functions
In Unity scripting, there are a number of event functions that get executed in a predetermined order as a script executes. This execution order is des...
分类:其他好文   时间:2014-07-25 23:53:10    阅读次数:449
sql 的group by order by having 等等与mongo的对应关系
http://docs.mongodb.org/manual/reference/sql-aggregation-comparison/unwind解释 拆解数组http://blog.nosqlfan.com/html/3648.html几种方式做grouphttp://blog.csdn.ne....
分类:数据库   时间:2014-07-25 19:09:11    阅读次数:289
Hibernate的检索及五种数据检索方式
检索数据时的2个问题1).不浪费内存:当Hibernate从数据库中加载Customer对象时,如果同时加载所有关联的Order对象,而程序实际上仅仅需要访问Customer对象,那么这些关联的Order对象就白白浪费了许多内存.2).更高的查询效率:发送尽可能少的SQL语句类级别的检索策略2.类级别的检..
分类:系统相关   时间:2014-07-24 23:46:04    阅读次数:335
sql分页性能测试结果
--方案一:declare @d datetimeset @d = getdate()select top 10 * from Info where ID not in (select top 9990 ID from Info order by ID) order by ID select [no...
分类:数据库   时间:2014-07-24 21:32:32    阅读次数:276
利用"SQL"语句自动生成序号的两种方式
1.首先,我们来介绍第一种方式:◆查询的SQL语句如下:select row_number() over (order by name) as rowid, sysobjects.[name] from sysobjects◆运行的结果:rowid name1 all_columns2 all_ob...
分类:数据库   时间:2014-07-24 17:28:45    阅读次数:342
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