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Plotting time in Python with Matplotlib
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edited Jan 2 '17 at 13:18
oli5679
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answered Oct 1...
Why do people say there is modulo bias when using a random number generator?
...and I decide to generate a random number between 0 and 2 by calling rand()%3. However, rand()%3 does not produce the numbers between 0 and 2 with equal probability!
When rand() returns 0, 3, 6, or 9, rand()%3 == 0. Therefore, P(0) = 4/11
When rand() returns 1, 4, 7, or 10, rand()%3 == 1. Therefor...
Checking images for similarity with OpenCV
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This is a huge topic, with answers from 3 lines of code to entire research magazines.
I will outline the most common such techniques and their results.
Comparing histograms
One of the simplest & fastest methods. Proposed decades ago as a means to find picture s...
Revert a range of commits in git
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answered Feb 14 '11 at 13:31
VonCVonC
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How to join int[] to a character separated string in .NET?
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var ints = new int[] {1, 2, 3, 4, 5};
var result = string.Join(",", ints.Select(x => x.ToString()).ToArray());
Console.WriteLine(result); // prints "1,2,3,4,5"
EDIT: As of (at least) .NET 4.5,
var result = string.Join(",", ints.Select(x => x.T...
Read password from stdin
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mjvmjv
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WPF: How to display an image at its original size?
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edited Feb 3 at 4:14
answered Feb 11 '11 at 3:41
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Change type of varchar field to integer: “cannot be cast automatically to type integer”
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edited Nov 19 '19 at 17:36
Envek
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answered Nov ...
Remove multiple keys from Map in efficient way?
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