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Should I use `import os.path` or `import os`?
...nly part of the os module that will need to be used. It essentially boils down to a style question in my mind.
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Fast permutation -> number -> permutation mapping algorithms
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The complexity can be brought down to n*log(n), see section 10.1.1
("The Lehmer code (inversion table)", p.232ff) of the fxtbook:
http://www.jjj.de/fxt/#fxtbook
skip to section 10.1.1.1 ("Computation with large arrays" p.235) for the fast method.
The (G...
How to convert a column number (e.g. 127) into an Excel column (e.g. AA)
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Yes I downVoted , don't post Python when the question is C#. And yes , more people should do this.
– KyloRen
Jul 21 '19 at 9:31
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What is the python “with” statement designed for?
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diveintopython.org is down (permanently?). Mirrored at diveintopython.net
– snuggles
Feb 11 '15 at 14:45
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Is there are way to make a child DIV's width wider than the parent DIV using CSS?
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It seems that this only works one level down. Is there a way for it to work regardless of how many parent elements a child element has?
– mythofechelon
Aug 14 '15 at 15:12
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Is a Java string really immutable?
...ince they had to get evaluated for every string operation it meant slowing down every string operation just for the benefit of just one operation, a cheap substring.
– Holger
Jan 6 '14 at 19:32
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How does data binding work in AngularJS?
...ive of the machine though this is wildly inefficient and will slow our app down if we create too many watchers. Misko has quoted a figure of about 4000 watchers before your app will feel slow on older browsers.
This limit is easy to reach if you ng-repeat over a large JSON array for example. You can...
Comma in C/C++ macro
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Not sure why this is so far down, it's a much nicer solution than Mike Seymours. It's quick and simple and completely hidden from the user.
– iFreilicht
Apr 16 '16 at 0:07
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Generic htaccess redirect www to non-www
...RewriteBase /
RewriteCond %{HTTP_HOST} ^www\.(.*)$ [NC]
RewriteRule ^(.*)$ https://%1/$1 [R=301,L]
Same as Michael's except this one works :P
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XPath contains(text(),'some string') doesn't work when used with node with more than one Text subnod
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Your xpath expression was
//*[contains(text(),'ABC')]
To break this down,
* is a selector that matches any element (i.e. tag) -- it returns a node-set.
The [] are a conditional that operates on each individual node in that node set. It matches if any of the individual nodes it operates on ...