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Poisson distribution - Wikipedia https://en.wikipedia.org/wiki/Poisson_distribution Jupyter Notebook Viewer http://nbviewer.jupyter.org/github/nicolew 阅读全文
posted @ 2018-06-06 18:37
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7.1. struct — Interpret bytes as packed binary data — Python 3.6.5 documentation https://docs.python.org/3/library/struct.html ource code: Lib/struct. 阅读全文
posted @ 2018-06-06 17:02
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python爬虫爬取内容中,-xa0,-u3000的含义 - CSDN博客 https://blog.csdn.net/aiwuzhi12/article/details/54866310 阅读全文
posted @ 2018-06-06 15:22
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Okapi BM25 - Wikipedia https://en.wikipedia.org/wiki/Okapi_BM25 In information retrieval, Okapi BM25 (BM stands for Best Matching) is a ranking functi 阅读全文
posted @ 2018-06-06 08:52
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Redis如果也用一主多从的模式可行吗?答案是不行,因为Redis主从同步机制会优先尝试增量同步,当增量同步不成功时,再去尝试全量同步,一旦专线发生抖动就会把主库拖垮,并进一步阻塞专线,形成“雪崩效应”。因此两地的Redis只能是双主模式,但是这种架构有一个问题,就是我们得自己去解决数据同步的问题, 阅读全文
posted @ 2018-06-06 08:04
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