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Integer division: How do you produce a double?
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python plot normal distribution
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import matplotlib.pyplot as plt
import numpy as np
import scipy.stats as stats
import math
mu ...
Adding external library in Android studio
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git: How to diff changed files versus previous versions after a pull?
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There are all kinds of wonderful ways to specify commits - see the specifying revisions sectio...
Creating a new dictionary in Python
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edited Nov 8 '15 at 3:49
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What is a “surrogate pair” in Java?
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The term "surrogate pair" refers to a means of encoding Unicode characters with high code-poin...
Random alpha-numeric string in JavaScript? [duplicate]
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What is the best way to conditionally apply a class?
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If you don't want to put CSS class names into Controller like I do, here is an old trick that...
Java HashMap performance optimization / alternative
...around 20,000 codes for 26 million distinct objects. That is an average of 1,300 objects per hash bucket = very very bad. However if I turn the two arrays into a number in base 52 I am guaranteed to get a unique hash code for every object:
public int hashCode() {
// assume that both a an...
Swift Beta performance: sorting arrays
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tl;dr Swift 1.0 is now as fast as C by this benchmark using the default release optimisation lev...