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Wait until all jQuery Ajax requests are done?
How do I make a function wait until all jQuery Ajax requests are done inside another function?
20 Answers
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Why does my application spend 24% of its life doing a null check?
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The tree is massive
By far the most expensive thing a processor ever does is not executing instructions, it is accessing memory. The execution core of a modern CPU is many times faster than the memory bus. A problem related to distance, the further an electrical signal has to travel, the harde...
django.core.exceptions.ImproperlyConfigured: Error loading MySQLdb module: No module named MySQLdb
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It looks like you don't have the python mysql package installed, try:
pip install mysql-python
or if not using a virtual environment (on *nix hosts):
sudo pip install mysql-python
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Unique (non-repeating) random numbers in O(1)?
I'd like to generate unique random numbers between 0 and 1000 that never repeat (i.e. 6 doesn't show up twice), but that doesn't resort to something like an O(N) search of previous values to do it. Is this possible?
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Is !important bad for performance?
I hate them, it defies the cascading nature of CSS, and if you don't use them with care you end up in a loop of adding more !important .
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Is it possible to deserialize XML into List?
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I don't know why this is marked as right answer. It includes adding a class to wrap the list. That was certainly what the question is trying to avoid.
– DDRider62
Dec 31 '16 at 15:00
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Google Maps: How to create a custom InfoWindow?
The default Google Maps InfoWindow for a map marker is very round. How do I create a custom InfoWindow with square corners?
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#pragma mark in Swift?
...nd, it's not available in Swift. Is there a stand-in for this in Swift, or do I have to use ugly comments?
20 Answers
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Convert SVG image to PNG with PHP
...work's site and I was thinking I should write a tutorial... Here is how to do it with PHP/Imagick, which uses ImageMagick:
$usmap = '/path/to/blank/us-map.svg';
$im = new Imagick();
$svg = file_get_contents($usmap);
/*loop to color each state as needed, something like*/
$idColorArray = array(
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Why does C# have break if it's not optional? [duplicate]
...gh, but still require a break?.
Quoting the salient bits, this is why they don't allow fall-through:
This implicit fall-through behavior is often used to reduce the amount of code needed and often isn't an issue the first time that code is written. However, as code moves from the initial developme...