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What's the difference between “mod” and “remainder”?
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145
There is a difference between modulus and remainder. For example:
-21 mod 4 is 3 because -21 ...
how do I make a single legend for many subplots with matplotlib?
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175
There is also a nice function get_legend_handles_labels() you can call on the last axis (if yo...
How can I make setuptools install a package that's not on PyPI?
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156
The key is to tell easy_install where the package can be downloaded. In this particular case,...
Count occurrences of a char in plain text file
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178
How about this:
fgrep -o f <file> | wc -l
Note: Besides much easier to remember/dupli...
How to make an element in XML schema optional?
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191
Try this
<xs:element name="description" type="xs:string" minOccurs="0" maxOccurs="1" />...
How to extract img src, title and alt from html using php? [duplicate]
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10 Answers
10
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Turn Pandas Multi-Index into column
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The reset_index() is a pandas DataFrame method that will transfer index values into the DataFr...
常用Linux命令详解（持续更新） - 更多技术 - 清泛网 - 专注C/C++及内核技术
...netstat等。一、注销，关机，重启，新建用户、删除用户
1. 注销系统的命令
logout 、exit
这两个命令都可以用来退出当前所登录的服务器，若想再次进入服务器需要重新输入用户名和密码
2．关机或重新启动的命令
shutdown
用来...
How to convert ‘false’ to 0 and ‘true’ to 1 in Python
Is there a way to convert true of type unicode to 1 and false of type unicode to 0 (in Python)?
7 Answers
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