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Oracle随机获取记录
1 SELECT A.* FROM TableA A CROSS JOIN (SELECT TRUNC(DBMS_RANDOM.VALUE(0, 999999999999999999999)) RANDOMNUM FROM DUAL) B ORDER BY B.RANDOMNUM
分类:数据库   时间:2014-05-26 23:25:36    阅读次数:217
帝国cms商城购物车跳转
加入购物车点击后进入/e/ShopSys/buycar/下一步进入/e/ShopSys/order/现在不想要/e/ShopSys/buycar/这一步,想直接进入/e/ShopSys/order/填写页面。修改顺序在ShopSysFun.php
分类:其他好文   时间:2014-05-26 15:44:32    阅读次数:250
Unity3D事件函数的执行顺序
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:2014-05-26 12:20:20    阅读次数:368
mysql 查询随机条记录的sql语句和php计算概率
最近在网上找了下mysql查询随机的几个sql,我把最终的记录下来。 SELECT * FROM uchome_mtag AS a JOIN (SELECT MAX(tagid) AS id FROM uchome_mtag) AS b ON (a.tagid>=FLOOR(b.id*RAND())...
分类:数据库   时间:2014-05-26 08:51:19    阅读次数:317
数据库分页查询
SQLServer 分页查询1.SELECT TOP 30 * FROM ARTICLE WHERE ID NOT IN(SELECT TOP 45000 ID FROM ARTICLE ORDER BY YEAR DESC, ID DESC) ORDER BY YEAR DESC,ID DESC ...
分类:数据库   时间:2014-05-26 08:43:42    阅读次数:270
LeetCode: Spiral Matrix [058]
【题目】 Given a matrix of m x n elements (m rows, n columns), return all elements of the matrix in spiral order. For example, Given the following matrix: [ [ 1, 2, 3 ], [ 4, 5, 6 ], [ 7, 8, 9 ] ] You should return [1,2,3,6,9,8,7,4,5]. 【题意】 螺旋输出MxN...
分类:其他好文   时间:2014-05-24 23:11:02    阅读次数:279
【LeetCode】Sort Colors
题目 Given an array with n objects colored red, white or blue, sort them so that objects of the same color are adjacent, with the colors in the order red, white and blue. Here, we will use the i...
分类:其他好文   时间:2014-05-24 20:30:21    阅读次数:342
SPOJ 3273 - Order statistic set , Treap
点击打开链接 题意: 集合S支持一下四种操作:   INSERT(S,x) :   如果S中没有x,则插入x DELETE(S,x):  如果S中有x,则删除x K-TH(S):            输出S中第K小的数 COUNT(S,x):    统计S中小于x的数有多少个 一共有Q(1 ≤ Q ≤ 200000)次操作。 Treap模板。。 #i...
分类:其他好文   时间:2014-05-24 18:03:11    阅读次数:213
跟单统计
123/** * 返回跟单信息 * * @return array 返回跟单相关信息 * @author ZP 2013-12-17 11:55:16 * @modify YLP 2014-5-13 17:30:29 未采购和未到货不需要同时显示明细 */function get_order_tra...
分类:其他好文   时间:2014-05-24 12:37:41    阅读次数:309
Jackknife,Bootstraping, bagging, boosting, AdaBoosting, Rand forest 和 gradient boosting的区别
引自http://blog.csdn.net/xianlingmao/article/details/7712217Jackknife,Bootstraping, bagging, boosting, AdaBoosting, Rand forest 和 gradient boosting这些术语,...
分类:Windows程序   时间:2014-05-24 09:49:45    阅读次数:372
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