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ORACLE查询前五条数据
ORACLE不支持TOP Nselect * from (select * from T_WEIXIN_HOMEWORK order by SUBSTR(HOMETITLE,0,10) desc ) where rownum<=5 order by rownum我们今天主要和大家讨论的是Oracle...
分类:数据库   时间:2014-10-08 13:43:45    阅读次数:324
leetcode - Restore IP Addresses
Given a string containing only digits, restore it by returning all possible valid IP address combinations. For example: Given "25525511135", return ["255.255.11.135", "255.255.111.35"]. (Order ...
分类:其他好文   时间:2014-10-08 10:45:25    阅读次数:195
Functional JavaScript 笔记
Functional JavaScript 目录 1 Get Started with FP2 First-class Functions and Applicative Programming3 Variable Scope and Closures4 High-order Functions5 Function-Building Functions6 ...
分类:编程语言   时间:2014-10-08 10:13:35    阅读次数:266
Convert Sorted Array to Binary Search Tree
[leetcode]Given an array where elements are sorted in ascending order, convert it to a height balanced BST....
分类:其他好文   时间:2014-10-08 10:09:55    阅读次数:164
LoadRunner 监控 Apache
配置Apache部分1.修改Apache中Httpd.conf文件 SetHandler server-status Order deny,allow Deny from all Allow from .localhost 2.添加ExtendedStatus,设置ExtendedStatus O....
分类:其他好文   时间:2014-10-07 11:23:43    阅读次数:152
POJ 2762 tarjan缩点+拓扑
Going from u to v or from v to u?Time Limit:2000MSMemory Limit:65536KTotal Submissions:14566Accepted:3846DescriptionIn order to make their sons brave,...
分类:其他好文   时间:2014-10-06 19:01:31    阅读次数:193
leetcode - Binary Tree Zigzag Level Order Traversal
Given a binary tree, return the zigzag level order traversal of its nodes' values. (ie, from left to right, then right to left for the next level and alternate between). For example: Given binary ...
分类:其他好文   时间:2014-10-06 16:46:00    阅读次数:165
LeetCode Sort Colors
Given an array withnobjects colored red, white or blue, sort them so that objects of the same color are adjacent, with the colors in the order red, .....
分类:其他好文   时间:2014-10-06 15:15:50    阅读次数:146
How to proceed for rework process in sap PP
Question:I am trying to create a process of rework in sap ppMy objective is to capture the rework cost to the original order number of the material.I ...
分类:其他好文   时间:2014-10-06 03:36:59    阅读次数:585
SQL SERVER 索引与视图学习
索引的优点。创建唯一性索引可以确保行数据的唯一性;可以大大提高数据的检索速度;可以加速表与表之间的连接;在使用order by,group by之句时,可以减少查询中分组和排序的时间。 索引的缺点。创建和维护索引需要耗费时间;索引占用物理空间;当对表中的数据进行,删除,更改时,索引也要动态的维护。....
分类:数据库   时间:2014-10-06 02:26:59    阅读次数:267
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