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How to reshape data from long to wide format
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11 Answers
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Best way to simulate “group by” from bash?
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14 Answers
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Finding median of list in Python
...ated by taking the average of the two middle values:
>>> median([1, 3, 5])
3
>>> median([1, 3, 5, 7])
4.0
Usage:
import statistics
items = [6, 1, 8, 2, 3]
statistics.median(items)
#>>> 3
It's pretty careful with types, too:
statistics.median(map(float, items))
#&...
do..end vs curly braces for blocks in Ruby
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Check if a string contains an element from a list (of strings)
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how to get the last character of a string?
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12 Answers
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Removing duplicate objects with Underscore for Javascript
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13 Answers
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Truncate number to two decimal places without rounding
Suppose I have a value of 15.7784514, I want to display it 15.77 with no rounding.
36 Answers
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How do I delete rows in a data frame?
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edited Mar 14 '19 at 18:43
Gregor Thomas
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