大约有 7,549 项符合查询结果（耗时：0.0171秒） [XML]
How do I get time of a Python program's execution?
... overall elapsed time. (Forgive my obscure secondsToStr function, it just formats a floating point number of seconds to hh:mm:ss.sss form.)
Note: A Python 3 version of the above code can be found here or here.
share
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git - diff of current changes before committing
...does the job. Staging area is the data from which the next commit will be formed by git commit.
P. S. Good reading (IMO) for Git beginners:
https://git-scm.com/book/en/v2 (most chapters; it explains the model behind Git and answers most of typical questions)
and then immediately http://gitready....
Learning Regular Expressions [closed]
...lent \d+) matches any non-negative integer
\d{4}-\d{2}-\d{2} matches dates formatted like 2019-01-01
Grouping
A quantifier modifies the pattern to its immediate left. You might expect 0abc+0 to match '0abc0', '0abcabc0', and so forth, but the pattern immediately to the left of the plus quantifier...
Can I run HTML files directly from GitHub, instead of just viewing their source?
... will add a CDN button to html pages on github
Target page will be of the form: https://cdn.rawgit.com/user/repo/master/filename.js
// ==UserScript==
// @name cdn.rawgit.com
// @namespace github.com
// @include https://github.com/*/blob/*.html
// @version 1
// @grant none
/...
Regex to check whether a string contains only numbers [duplicate]
...s implied. I don't know which the asker wanted and if I were to reject malformed octal, I should match valid hex and decide whether to include Python3/Java numbers like 123_456 or C++ 123'456. \d+ seems like a middle ground in the absence of more context like a specific programming or human langua...
Python convert tuple to string
...xchange.using('gps', function() { StackExchange.gps.track('embedded_signup_form.view', { location: 'question_page' }); });
$window.unbind('scroll', onScroll);
}
};
...
RSpec vs Cucumber (RSpec stories) [closed]
When should I use specs for Rails application and when Cucumber (former rspec-stories)? I know how both work and actively use specs, of course. But it still feels weird to use Cucumber. My current view on this, is that it's convenient to use Cucumber when you're implementing application for the clie...
method of iterating over sqlalchemy model's defined columns?
...his a bit further, I actually needed to render my instances as dict as the form of a HAL object with it's links to related objects. So I've added this little magic down here, which will crawl over all properties of the class same as the above, with the difference that I will crawl deeper into Relaio...
Writing a git post-receive hook to deal with a specific branch
...
A post-receive hook gets its arguments from stdin, in the form <oldrev> <newrev> <refname>. Since these arguments are coming from stdin, not from a command line argument, you need to use read instead of $1 $2 $3.
The post-receive hook can receive multiple branches...
What is the 'pythonic' equivalent to the 'fold' function from functional programming?
...ce is actually a foldl, in Haskell terms. There is no special syntax to perform folds, there's no builtin foldr, and actually using reduce with non-associative operators is considered bad style.
Using higher-order functions is quite pythonic; it makes good use of Python's principle that everything ...