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Why does Python use 'magic methods'?
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64
AFAIK, len is special in this respect and has historical roots.
Here's a quote from the FAQ:
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Django Forms: if not valid, show form with error message
...n the template if have any but the form data will still remain as :
error_demo_here
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Centering floating divs within another div
...ter; /* align horizontal */
and the floated children get aligned center (DEMO)
Just for fun, to get vertical alignment as well just add:
align-items: center; /* align vertical */
DEMO
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Bootstrap 3 Flush footer to bottom. not fixed
...right (c) 2008</p>
</div>
UPDATE: New version of Bootstrap demonstrates how to add sticky footer without adding a wrapper. Please see Jboy Flaga's Answer for more details.
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How to connect android emulator to the internet
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[EDIT]
For more recent version of Android Studio, the emulator you need to use is no longer in ...
How can I recover the return value of a function passed to multiprocessing.Process?
...tester
if __name__ == "__main__":
mp = Multiprocessor()
num_proc = 64
for _ in range(num_proc): # queue up multiple tasks running `sum`
mp.run(sum, [1, 2, 3, 4, 5])
ret = mp.wait() # get all results
print(ret)
assert len(ret) == num_proc and all(r == 15 for r in ret)
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Can someone explain the “debounce” function in Javascript
...unc.apply(context, args);
}
}
/////////////////////////////////
// DEMO:
function onMouseMove(e){
console.clear();
console.log(e.x, e.y);
}
// Define the debounced function
var debouncedMouseMove = debounce(onMouseMove, 50);
// Call the debounced function on every mouse move...
How to validate phone numbers using regex
...ountries/regions of the world.
getNumberType - gets the type of the number based on the number itself; able to distinguish Fixed-line, Mobile, Toll-free, Premium Rate, Shared Cost, VoIP and Personal Numbers (whenever feasible).
isNumberMatch - gets a confidence level on whether two numbers could be ...
Programmatically change the src of an img tag
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64
You can use both jquery and javascript method:
if you have two images for example:
<img cla...
PostgreSQL error 'Could not connect to server: No such file or directory'
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From brew info postgres: ARCHFLAGS="-arch x86_64" gem install pg
– wrdevos
May 27 '13 at 14:52
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