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Convert a python UTC datetime to a local datetime using only python standard library?
...d. Given that dateutil might fail on both Unix and Windows. btw, you could extract utctotimestamp(utc_dt) -> (seconds, microseconds) from your code for clarity, see Python 2.6-3.x implementation
– jfs
Oct 28 '12 at 20:08
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How to state in requirements.txt a direct github source
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git+git://github.com/mozilla/elasticutils.git#egg=elasticutils
Why the extra answer?
I got somewhat confused by the -e flag in the other answers so here's my clarification:
The -e or --editable flag means that the package is installed in <venv path>/src/SomeProject and thus not in the dee...
Detect & Record Audio in Python
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Great example! Really useful when I tried to wrap my head around how to record voice using Python. One quick question I had is whether there is a way to define the time period of the recording. Now it records a word? Can I play with it and ha...
git-diff to ignore ^M
...f, git show, etc.
It appears to leave other settings as-is; for instance, extra spaces at the end of a line still show as errors (highlighted in red) in the diff.
(Other answers have alluded to this, but the above is exactly how to set the setting. To set the setting for only one project, omit th...
R - Concatenate two dataframes?
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Clearer and easier than hacking in extra columns just to please rbind; this is the right way forward. Avoiding extremely common packages like plyr when it offers the right tools for the job is simply not sensible.
– Jack Aidley
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In Mongoose, how do I sort by date? (node.js)
...ion(err, docs) { ... });
For an ascending sort, omit the - prefix on the string version or use values of 1, asc, or ascending.
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Underscore vs Double underscore with variables and methods [duplicate]
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Explanation:
People coming from a C++/Java background are especially prone to
overusing/misusing this "feature". But __private names don't work the
same way as in Java or C++. They just trigger a name mangling whose
purpose is to prevent accidental namespace collisions in subclasses...
How to invoke the super constructor in Python?
In all other languages I've worked with the super constructor is invoked implicitly. How does one invoke it in Python? I would expect super(self) but this doesn't work.
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10 条真心有趣的 Linux 命令 - 创意 - 清泛网 - 专注C/C++及内核技术
...会限制一个句子的输出长度。
# fortune -s
3.yes
# yes <string>
这个命令会不停打印字符串，直到用户把这进程给结束掉。
# yes unixmen
4.figlet
这个命令可以用apt-get安装，安装之后，在/usr/share/figlet可以看到一些ascii字体文件...
boost自定义composite_key_compare比较函数 - C/C++ - 清泛网 - 专注C/C++及内核技术
...DType,&TParam::ID>
>,
composite_key_compare<
//std::less<std::string>
customize_compare
>
>,
ordered_non_unique< tag<TParamValidIndex>,
member<TParam,bool,&TParam::IsValid> >
>
>TParamSet;
typedef boost::multi_index::index<TParamSet,TParamIDIndex>::type TParamSetBy...