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Most efficient way of making an if-elif-elif-else statement when the else is done the most?
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MySQL ON vs USING?
...hy:
ON is the more general of the two. One can join tables ON a column, a set of columns and even a condition. For example:
SELECT * FROM world.City JOIN world.Country ON (City.CountryCode = Country.Code) WHERE ...
USING is useful when both tables share a column of the exact same name on which t...
Detail change after Git pull
...w you to use graphical tools like gitk or gitg or git-gui:
git pull
git reset HEAD@{1}
gitg (or gitk or whatever tool you like)
The answer with the most upvotes gives the best way using the git tool, but I use this method because I can then utilize tools with GUI to see the changes :P
I'd then h...
What is the difference between Ruby 1.8 and Ruby 1.9
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How do I catch a numpy warning like it's an exception (not just for testing)?
...
It seems that your configuration is using the print option for numpy.seterr:
>>> import numpy as np
>>> np.array([1])/0 #'warn' mode
__main__:1: RuntimeWarning: divide by zero encountered in divide
array([0])
>>> np.seterr(all='print')
{'over': 'warn', 'divide': '...
C++ Modules - why were they removed from C++0x? Will they be back later on?
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Best way to detect Mac OS X or Windows computers with JavaScript or jQuery
...se isn't a problem if you put it on the most common side, the right.
setTimeout(test, 1000); //delay for demonstration
function test() {
var mac = /(Mac|iPhone|iPod|iPad)/i.test(navigator.platform);
if (mac) {
document.getElementById('close').classList.add("left");
}
}
#...
Hashing a dictionary?
...
If your dictionary is not nested, you could make a frozenset with the dict's items and use hash():
hash(frozenset(my_dict.items()))
This is much less computationally intensive than generating the JSON string or representation of the dictionary.
UPDATE: Please see the comments b...
Is it possible to run JavaFX applications on iOS, Android or Windows Phone 8?
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Composer Warning: openssl extension is missing. How to enable in WAMP
...omposer dependency management tool on Win7/64 + WampServer 2.2 via the Setup Installer and I am getting the following message:
...