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What is __future__ in Python used for and how/when to use it, and how it works
...ase, // calls __floordiv__().)
Apropos print: print becomes a function in 3.x, losing its special property as a keyword. So it is the other way round.
>>> print
>>> from __future__ import print_function
>>> print
<built-in function print>
>>>
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搭建高可用mongodb集群（四）—— 分片 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...高可用的mongodb集群：
首先确定各个组件的数量，mongos 3个， config server 3个，数据分3片 shard server 3个，每个shard 有一个副本一个仲裁也就是 3 * 2 = 6 个，总共需要部署15个实例。这些实例可以部署在独立机器也可以部署在一台机...
How to get the children of the $(this) selector?
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SimonSimon
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socket.emit() vs. socket.send()
...arlesCharles
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Suppress properties with null value on ASP.NET Web API
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132
In the WebApiConfig:
config.Formatters.JsonFormatter.SerializerSettings =
ne...
Finding the author of a line of code in Mercurial
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On the command-line, you'd want to use hg annotate -u (-u can be combined with -n to get the loc...
How to plot multiple functions on the same figure, in Matplotlib?
How can I plot the following 3 functions (i.e. sin , cos and the addition), on the domain t , in the same figure?
3 Ans...
What is the preferred syntax for initializing a dict: curly brace literals {} or the dict() function
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Curly braces. Passing keyword arguments into dict(), though it works beautifully in a lot of sce...
How do I specify a single test in a file with nosetests?
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answered Aug 20 '13 at 10:19
michaeljosephmichaeljoseph
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