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卖家需要知道在淘宝 京东 亚马逊 Amazon 第三方平台上售卖商品的买家的评论,5星好评、2星差评有哪几种原因,去调整经营策略。 好评度 97% 性能不错(39)处理器不错(30)cpu很好(29)CPU不错(29)处理速度快(27)主频够高(21)功耗低(16)集成GPU(14)集成显卡(13)
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posted @ 2017-05-11 00:59
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posted @ 2017-05-11 00:33
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w https://www.bing.com/knows/search?q=马太效应&mkt=zh-cn&FORM=BKACAI 马太效应(Matthew Effect),指强者愈强、弱者愈弱的现象,广泛应用于社会心理学、教育、金融以及科学领域。马太效应,是社会学家和经济学家们常用的术语,反映的社会
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posted @ 2017-05-11 00:03
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C++ Boost库:windows下编译Boost库 在源代码目录下 打开cmd,运行 C:\cpplib\boost_1_84_0>bootstrap.bat C:\cpplib\boost_1_84_0>b2 在当前目录的stage中生成lib目录 libboost_filesystem-vc
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posted @ 2017-05-10 23:59
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0-定评论结果:好评、差评,1星、4星,二元化为“积极、消极”,取一元的数据为样本 1-得到词频结果:如手机类的“积极样本”得到前10的高频词:运行(run running ran)、内存(memory)、速度(speed) 2-建立key-value、keys-values的多对多 、n:n键值对
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posted @ 2017-05-10 23:12
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posted @ 2017-05-10 20:52
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posted @ 2017-05-10 20:49
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w 分类 统计 去重 SELECT MIN(id) as min_id ,COUNT(1) AS c FROM parent_url_copy GROUP BY CONCAT(page_url,children_url)
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posted @ 2017-05-10 12:12
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w https://docs.python.org/3/library/functions.html#isinstance
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posted @ 2017-05-10 11:37
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import inspect def checkpoint(): '''Instrumented `yield checkpoint()` goes here''' f = inspect.stack()[1].frame # stack[1] is the caller of checkpoint
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posted @ 2017-05-10 11:29
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w http://www.joshstaiger.org/archives/2005/07/bash_profile_vs.html
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posted @ 2017-05-10 10:42
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w shell confusion..what is diff between bash, ksh, csh, tcsh..?? http://www.linuxquestions.org/questions/linux-newbie-8/shell-confusion-what-is-diff-b
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posted @ 2017-05-10 08:37
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(已对数据进行字符串替换,去身份识别、隐私跟踪) 12-13-14-15-16-18岁20女孩夏装初中高中学生韩版上衣服短袖T恤衫-tmall.com天猫 https://detail.tmall.com/item.htm?id=549067626402&ali_refid=a3_430698_10
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posted @ 2017-05-09 22:20
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posted @ 2017-05-09 20:51
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w 国产商业智能 BI 这 20 年(1997~2017)| 天善智能 http://mp.weixin.qq.com/s/VJURX2qhmL0Uj1dctMyEig 1997~2001年,萌芽阶段 经历过商业智能早期阶段的人基本上都了解,有很长一段时间,商业智能作为一个新的、不是太好理解的概念,
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posted @ 2017-05-09 20:45
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w 29.4. __main__ — Top-level script environment — Python 3.6.1 documentation https://docs.python.org/3/library/__main__.html D:\pyTOgo\mongoTrans.py
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posted @ 2017-05-09 20:38
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Supervisor: A Process Control System Supervisor is a client/server system that allows its users to monitor and control a number of processes on UNIX-l
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posted @ 2017-05-09 18:43
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w difference kill -9 pid and kill pid command - Ask Ubuntu https://askubuntu.com/questions/791841/difference-kill-9-pid-and-kill-pid-command kill pid
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posted @ 2017-05-09 18:40
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posted @ 2017-05-09 15:41
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posted @ 2017-05-08 21:44
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posted @ 2017-05-08 16:39
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w https://www.microsoft.com/en-us/research/wp-content/uploads/2011/05/crp-sea.pdf 1 Introduction The past decade has seen a great deal of research on
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posted @ 2017-05-08 16:37
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https://www.microsoft.com/en-us/research/publication/customizable-route-planning/?from=http%3A%2F%2Fresearch.microsoft.com%2Fpubs%2F145688%2Fcrp-sea.p
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posted @ 2017-05-08 16:27
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posted @ 2017-05-08 12:08
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posted @ 2017-05-07 14:39
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posted @ 2017-05-07 10:28
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posted @ 2017-05-07 10:25
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w 大量的vm 大量的实例 动态修改 mac
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posted @ 2017-05-07 10:21
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posted @ 2017-05-07 10:14
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w pdf469 【不直接MR访问数据的工具 查询间接转化为MR】 https://en.wikipedia.org/wiki/Apache_Hive Apache Hive supports analysis of large datasets stored in Hadoop's HDFS an
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posted @ 2017-05-07 09:37
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posted @ 2017-05-07 09:36
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w r只能处理有限量的数据 pdf 467
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posted @ 2017-05-07 09:35
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Hive隐藏了后面的MapReduce任务 EXPLAIN sql; 分析查询计划。
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posted @ 2017-05-07 09:16
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posted @ 2017-05-07 09:01
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posted @ 2017-05-07 01:15
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w http://blog.sina.cn/dpool/blog/s/blog_70f632090101bp8u.html
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posted @ 2017-05-07 00:43
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w 在容器或虚拟机中,每个VPS都可分配独立公网IP地址、独立操作系统、实现不同VPS间磁盘空间、内存、CPU资源、进程和系统配置的隔离,为用户和应用程序模拟出“独占”使用计算资源的体验。VPS可以像独立服务器一样,重装操作系统,安装程序,单独重启服务器。 http://baike.m.sogou.
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posted @ 2017-05-06 23:31
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插桩测试 https://source.android.google.cn/compatibility/tests/development/instrumentation https://zhuanlan.zhihu.com/p/25745743 开源字节码插桩工具HiBeaver介绍与原理详解 h
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posted @ 2017-05-06 23:14
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posted @ 2017-05-06 20:34
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w Node & 单页应用 来做一个完整用户系统吧! - harryfyodor的前端专栏 - SegmentFaulthttps://segmentfault.com/a/1190000007315867
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posted @ 2017-05-06 20:12
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