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What does the [Flags] Enum Attribute mean in C#?
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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
... 1T 数据，压力太大了！在分给4个机器后，每个机器都是256G，则分摊了集中在一台机器的压力。也许有人问一台机器硬盘加大一点不就可以了，为什么要分给四台机器呢？不要光想到存储空间，实际运行的数据库还有硬盘的读写...
How to index into a dictionary?
...te that these methods create a list of all keys, values or items in Python 2.x. So if you need them more then once, store the list in a variable to improve performance.)
If you do care about the order of the entries, starting with Python 2.7 you can use collections.OrderedDict. Or use a list of p...
Calculating arithmetic mean (one type of average) in Python
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Remove columns from dataframe where ALL values are NA
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How to remove the first Item from a list?
I have the list [0, 1, 2, 3, 4] I'd like to make it into [1, 2, 3, 4] . How do I go about this?
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Returning value from called function in a shell script
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A Bash function can't return a string directly like you want it to. You can do three things:
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How do I check that multiple keys are in a dict in a single pass?
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answered Aug 17 '09 at 2:18
hughdbrownhughdbrown
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Git flow release branches and tags - with or without “v” prefix
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edited May 23 '17 at 10:31
Community♦
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answered Feb 7 '14 at 23:52
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