name class scoreselect name,class,score,rank() over (partition by class order by score desc) rank1,row_number over(partition by class order by score.....
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其他好文 时间：
2015-07-15 16:32:23
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122
Given an integer n, generate a square matrix filled with elements from 1 to n2 in spiral order.
For example,
Given n = 3,
You should return the following matrix:
[
[ 1, 2, 3 ],
[ 8, 9, 4 ]...
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其他好文 时间：
2015-07-15 15:08:07
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253
The set [1,2,3,…,n] contains a total of n!
unique permutations.
By listing and labeling all of the permutations in order,
We get the following sequence (ie, for n = 3):
"123""132""213""231""3...
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其他好文 时间：
2015-07-15 15:06:59
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199
场景
要求某个字段的一个特定的值，要放在第一行显示。
实现方式SELECT * FROM company_operator WHERE 1=1 and companyid=1
order by username='admin' DESC ,isadmin ASC
这样就实现了username为admin的数据显示在了最上方...
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数据库 时间：
2015-07-14 22:39:41
阅读次数：
309
Given a set of distinct integers,nums, return all possible subsets.Note:Elements in a subset must be in non-descending order.The solution set must not...
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其他好文 时间：
2015-07-14 22:18:04
阅读次数：
99
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, wh...
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其他好文 时间：
2015-07-14 20:17:48
阅读次数：
115
Spiral Matrix
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,...
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其他好文 时间：
2015-07-14 17:59:10
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141
1.SDK下载地址https://b.alipay.com/order/productDetail.htm?productId=2013080604609654&tabId=4#ps-tabinfo-hash2.按照Demo和文档一步一步接入即可3.从服务端获取参数发起支付//支付宝支付- (voi...
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其他好文 时间：
2015-07-14 15:21:07
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136
Question：Given a binary tree, return thebottom-up level ordertraversal of its nodes' values. (ie, from left to right, level by level from leaf to root...
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其他好文 时间：
2015-07-14 15:04:32
阅读次数：
98
http://acm.hdu.edu.cn/showproblem.php?pid=5282
Problem Description
Xuejiejie loves strings most. In order to win the favor of her, a young man has two strings X, Y to
Xuejiejie. Xuejiejie ha...
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其他好文 时间：
2015-07-14 13:45:05
阅读次数：
171
