In a city there are n bus drivers. Also there are n morning bus routes and n afternoon bus routes withvarious lengths. Each driver is assigned one mor...
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其他好文 时间：
2015-10-09 22:46:55
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195
CSS相关透明度的设置方式 filter:alpha(opacity=50); opacity: 0.5;opacity: 0.5This is the “most important” one because it is the current standard in CSS. This will...
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Web程序 时间：
2015-10-09 21:15:04
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176
8 Productivity hacks for Data Scientists & Business AnalystsIntroductionI was catching up with one of my friends from a past organization. She had alw...
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其他好文 时间：
2015-10-09 19:59:14
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306
原文：https://www.cbinsights.com/blog/python-tools-machine-learning/ Python is one of the best programming languages out there, with an extensive coverage in scientific computing: computer vision, ...
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编程语言 时间：
2015-10-09 17:02:19
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415
挺有意思的一道题目。考虑长度为n的数组，重复n次，可以得到n*n的最长上升子序列。同理，也可以得到n*n的最长下降子序列。因此，把t分成prefix（上升子序列) + cycle(one integer repeating) + sufix(下降子序列)。当t 3 #include 4 #in...
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其他好文 时间：
2015-10-09 15:13:28
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237
The count-and-say sequence is the sequence of integers beginning as follows:1, 11, 21, 1211, 111221, ...1is read off as"one 1"or11.11is read off as"tw...
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其他好文 时间：
2015-10-09 13:55:02
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130
1.一对很少one-to-few可以采用内嵌文档person集合中{name:'张三',age:20,address:[{country:"中国"，province:"山西省"，city:"长治市"}，{country:"中国"，province:"山西省"，city:"太原市"}]}优点：不需要单...
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数据库 时间：
2015-10-09 11:57:43
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255
Advanced Software Engineering The First Class Part II 1 Sign up one Heroku account 2 Set up # Run this from your terminal: # Please ensure that you ha...
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系统相关 时间：
2015-10-09 01:56:54
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316
Part 1: What's an Array?An array is a list of items, a bit like a shopping list. It allows you to store more than one item in only one variable.Think ...
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Web程序 时间：
2015-10-08 20:08:23
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134
请到官方下载openssl https://www.openssl.org/source/ 下载到本地之后解压，将要查看的证书放到openssl目录下 打开command窗口 具体命令请参考下文： One way to verify if "keytool" did export my certificate...
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其他好文 时间：
2015-10-08 18:30:51
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264
