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Where should signal handlers live in a django project?
... figuring out where I should put them. The documentation from the django site has this to say:
7 Answers
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How to declare variable and use it in the same Oracle SQL script?
I want to write reusable code and need to declare some variables at the beginning and reuse them in the script, such as:
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Does PNG contain EXIF data like JPG?
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Edit: Version 1.5.0 (July 2017) of the Extensions to the PNG 1.2 Specification has finally added an EXIF chunk. It remains to be seen if encoders-decoders begin to support it.
Original: PNG does not embed EXIF info. It allows,...
How to push different local Git branches to Heroku/master
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When using a wildcard, it had to be present on both sides of the refspec, so +refs/heads/*:refs/heads/master will not work. But you can use +HEAD:refs/heads/master:
git config remote.heroku.push +HEAD:refs/heads/master
Also, you can do this dire...
How does Hadoop process records split across block boundaries?
According to the Hadoop - The Definitive Guide
6 Answers
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CSS center text (horizontally and vertically) inside a div block
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If it is one line of text and/or image, then it is easy to do. Just use:
text-align: center;
vertical-align: middle;
line-height: 90px; /* The same as your div height */
That's it. If it can be multiple lines, then it i...
Alternatives to dispatch_get_current_queue() for completion blocks in iOS 6?
...appealing, but ultimately not a great idea. That queue could be a low priority queue, the main queue, or some other queue with odd properties.
My favorite approach to this is to say "the completion block runs on an implementation defined queue with these properties: x, y, z", and let the block disp...
Editing dictionary values in a foreach loop
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Setting a value in a dictionary updates its internal "version number" - which invalidates the iterator, and any iterator associated with the keys or values collection.
I do see your point, but at the same time it would be odd if the values collection could change ...
HTML5: Slider with two inputs possible?
Is it possible to make a HTML5 slider with two input values, for example to select a price range? If so, how can it be done?
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Comparing date part only without comparing time in JavaScript
What is wrong with the code below?
22 Answers
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