知识点：1、Hive的窗口和分析函数进阶 CUME_DIST 小于等于当前行值的行数 / 总行数 PERCENT_RANK 当前rank值-1 / 总行数-1 NTILE 将窗口分成n片 LEAD(col, n, default) 窗口内下n行值 LAG(col, n , default)...
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其他好文 时间：
2014-09-09 17:43:09
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370
We Need Medicine
Time Limit: 10 Seconds Memory Limit: 65536 KB Special Judge
A terrible disease broke out! The disease was caused by a new type of virus, which will lead to lethal lymp...
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其他好文 时间：
2014-09-09 12:55:12
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301
PAT 1087 All Roads Lead to Rome题目：Indeed there are many different tourist routes from our city to Rome. You are supposed to find your clients the rout...
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其他好文 时间：
2014-09-07 10:59:14
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198
微软近期Open的职位:SENIOR DEVELOPMENT LEADThe Enterprise Commerce (ECIT) Engineering Team holds the mission for delivering millions of transactions and one g...
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其他好文 时间：
2014-09-03 02:36:05
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364
LEAD函数简单点说，就是把下一行的某列数据提取到当前行来显示，看示例更能解释清楚，先看测试用脚本 DECLARE @TestData TABLE( ID INT IDENTITY(1,1), Department VARCHAR(20), LastName VARCHAR(20), Rate FL...
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数据库 时间：
2014-08-25 14:38:34
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282
本篇主要包括： ■ 排版■ Button■ Icon■ Nav和NavBar■ List■ Table■ Form 排版 ● 斜体：● 加粗体：● 突出段落：class="lead"● 字体颜色：class="text-success",class="text-muted",class="text-...
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其他好文 时间：
2014-08-22 21:02:29
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326
I found an issue in WIX extension implementation.
Some WIX extension tags write rows to CreateFolder table, e.g.
, , . As the official MSI document says, a patch can be
Not uninstallable if it co...
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其他好文 时间：
2014-08-22 13:02:38
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224
DescriptionMy kid's kindergarten class is putting up a Christmas play. (I hope he gets the lead role.) The kids are all excited, but the teacher has a...
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其他好文 时间：
2014-08-20 11:47:56
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200
微软近期Open的职位:Bing Index Serve team is hiring! We are one of the core teams in Bing serving more than 30% of worldwide search traffic with gigantic scal...
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其他好文 时间：
2014-08-19 14:19:44
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282
Description
Many people like to solve hard puzzles some of which may lead them to madness. One such puzzle could be finding a hidden prime number in a given text. Such number could be the number of d...
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其他好文 时间：
2014-08-14 23:55:56
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329
