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pandas three-way joining multiple dataframes on columns

... 10 Answers 10 Active ...
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Import pandas dataframe column as string not int

... 154 Just want to reiterate this will work in pandas >= 0.9.1: In [2]: read_csv('sample.csv', d...
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Compute a confidence interval from sample data

... 168 import numpy as np import scipy.stats def mean_confidence_interval(data, confidence=0.95): ...
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Turning off some legends in a ggplot

... | edited Dec 25 '15 at 20:47 answered Jan 30 '13 at 12:55 ...
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What is the difference between square brackets and parentheses in a regex?

... 127 These regexes are equivalent (for matching purposes): /^(7|8|9)\d{9}$/ /^[789]\d{9}$/ /^[7-9...
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Using Razor, how do I render a Boolean to a JavaScript variable?

... | edited Dec 9 '13 at 12:40 answered Dec 6 '13 at 9:19 ...
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Unique (non-repeating) random numbers in O(1)?

I'd like to generate unique random numbers between 0 and 1000 that never repeat (i.e. 6 doesn't show up twice), but that doesn't resort to something like an O(N) search of previous values to do it. Is this possible? ...
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How to set a single, main title above all the subplots with Pyplot?

... 291 Use pyplot.suptitle or Figure.suptitle: import matplotlib.pyplot as plt import numpy as np fig...
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Remove characters from NSString?

... | edited Aug 12 '12 at 9:12 Mundi 76.1k1717 gold badges104104 silver badges130130 bronze badges ...
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iOS forces rounded corners and glare on inputs

... 184 The version I had working is: input { -webkit-appearance: none; } In some webkit browser ...