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When should we use mutex and when should we use semaphore
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How to save an image locally using Python whose URL address I already know?
...save it as a file:
import urllib
urllib.urlretrieve("http://www.digimouth.com/news/media/2011/09/google-logo.jpg", "local-filename.jpg")
The second argument is the local path where the file should be saved.
Python 3
As SergO suggested the code below should work with Python 3.
import urllib.reques...
Using git repository as a database backend
...aches to this one, but all of them are either too hard on resources or too complex to implement (and thus kind of kill the original purpose of offloading all the hard implementation stuff to git in the first place):
"Blunt" approach: 1 user = 1 state = 1 full working copy of a repository that serv...
Get escaped URL parameter
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you may want "decodeURIComponent()" instead of "decodeURI()", especially if you are passing interesting data like return URLs in as a URL parameter
– perfectionist
Feb 27 '12 at 13:14
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Web workers without a separate Javascript file?
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http://www.html5rocks.com/en/tutorials/workers/basics/#toc-inlineworkers
What if you want to create your worker script on the fly, or create a self-contained page without having to create separate worker files? With Blob(), you can "inline" your ...
Timeout jQuery effects
...te: As of jQuery 1.4 you can use the .delay( n ) method. http://api.jquery.com/delay/
$('.notice').fadeIn().delay(2000).fadeOut('slow');
Note: $.show() and $.hide() by default are not queued, so if you want to use $.delay() with them, you need to configure them that way:
$('.notice')
.show(...
Hidden Features of PHP? [closed]
...now this sounds like a point-whoring question but let me explain where I'm coming from.
78 Answers
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Logical operators for boolean indexing in Pandas
...== (1 & a['y']) == 10 which would in turn be equivalent to the chained comparison (a['x'] == (1 & a['y'])) and ((1 & a['y']) == 10). That is an expression of the form Series and Series.
The use of and with two Series would again trigger the same ValueError as above. That's why the parent...
How to highlight a current menu item?
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