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Create Directory if it doesn't exist with Ruby
...ulian Onofrei
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answered Oct 9 '13 at 19:08
zrl3dxzrl3dx
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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...
Extract first item of each sublist
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Using list comprehension:
>>> lst = [['a','b','c'], [1,2,3], ['x','y','z']]
>>> lst2 = [item[0] for item in lst]
>>> lst2
['a', 1, 'x']
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How do I exclude all instances of a transitive dependency when using Gradle?
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edited Jan 19 '18 at 13:20
jcsahnwaldt Reinstate Monica
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Double Iteration in List Comprehension
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answered Apr 20 '16 at 5:34
SkamSkam
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Python - json without whitespaces
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answered May 1 '13 at 1:45
donghyun208donghyun208
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