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https://www.tsingfun.com/ilife/tech/581.html 

Uber5岁了,一次性告诉你它的商业之道 - 资讯 - 清泛网 - 专注C/C++及内核技术

...险赔付。 更进步的地区已打算将Uber纳入公共服务。美国波特兰市正在起草新的规定,要求 Uber为弱势群体提供附加服务,比如车辆需要能装载轮椅。在美国,过去半年左右时间里,陆续有51个州和城市通过修改原有的法规或者...
https://www.tsingfun.com/ilife/tech/993.html 

搜狗广告研发部:搜索大数据驱动市场营销 - 资讯 - 清泛网 - 专注C/C++及内核技术

...词:夏季用什么防晒霜好,最好用的洗发水牌子,娜丽塔波特曼代言的香水。 搜狗搜索大数据,同时点击了大量的URL,表达了关注点和兴趣爱好 搜狗大数据的价值-市场格局研究 谁是我的竞争对手? 我的市场占有率是...
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华为公司的新产品研发流程管理 - 项目管理 - 清泛网 - 专注C/C++及内核技术

...之一。   “除了技术研发,中国别无选择。"迈克尔·波特带给中国企业平静的一句话,蕴含着深刻的道理。华为的发展印证了这句话。道理明白,路难走,事难做。这是中国企业面临的难题,却又是不得不解决的难题。  ...
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List comprehension on a nested list?

...0', '30', '20'], ['30', '20', '30', '50', '10', '30', '20', '20', '20'], ['100', '100'], ['100', '100', '100', '100', '100'], ['100', '100', '100', '100']] >>> new_list = [float(x) for xs in l for x in xs] >>> new_list [40.0, 20.0, 10.0, 30.0, 20.0, 20.0, 20.0, 20.0, 20.0, 30.0, 20...
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Is it possible to use the SELECT INTO clause with UNION [ALL]?

In SQL Server this inserts 100 records, from the Customers table into tmpFerdeen :- 8 Answers ...
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Java 8 Streams: multiple filters vs. complex condition

... one filter with predicate of form u -> exp1 && exp2, list size 10000000, averaged over 100 runs: LongSummaryStatistics{count=100, sum=4142, min=29, average=41.420000, max=82} two filters with predicates of form u -> exp1, list size 10000000, averaged over 100 runs: LongSummaryStatisti...
https://www.tsingfun.com/it/tech/1318.html 

不同品牌的防火墙组成高可靠性集群 - 更多技术 - 清泛网 - 专注C/C++及内核技术

... 在主机A 上执行命令 route add -host 172.16.110.80 gw 172.16.100.253 route add -host 172.16.110.80 gw 172.16.100.254 在主机B 上执行命令 route add -host 172.16.100.50 gw 172.16.100.253 route add -host 172.16.100.50 gw 172.16.100.254 执行ping 命令 可以通...
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How to access the last value in a vector?

...last(NumericVector x) { int n = x.size(); return x[n-1]; }') options(width=100) for (n in c(1e3,1e4,1e5,1e6,1e7)) { x <- runif(n); print(microbenchmark::microbenchmark(x[length(x)], mylast(x), tail(x, n=1), ...
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How to calculate percentage with a SQL statement

...s does work. The answer by gordyii was close but had the multiplication of 100 in the wrong place and had some missing parenthesis. Select Grade, (Count(Grade)* 100 / (Select Count(*) From MyTable)) as Score From MyTable Group By Grade ...
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HP ILO3 IL 100i DELL IDRAC6 配置总结 - 更多技术 - 清泛网 - 专注C/C++及内核技术

HP ILO3 IL 100i DELL IDRAC6 配置总结HP ILO3 IL 100i DELL IDRAC6配置总结HP ILO不可否认是一款比较好的远程管理工具我连续配置了两天总结了一些经验HP对380以上机型所配...HP ILO3 IL 100i DELL IDRAC6 配置总结 HP ILO不可否认是一款比较好...