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Naming returned columns in Pandas aggregate function? [duplicate]
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This will drop the outermost level from the hierarchical column index:
df = data.groupby(...)...
Find most frequent value in SQL column
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SELECT `column`,
COUNT(`column`) AS `value_occurrence`
FROM `my_ta...
Efficient way to rotate a list in python
... dedicated rotate() method.
from collections import deque
items = deque([1, 2])
items.append(3) # deque == [1, 2, 3]
items.rotate(1) # The deque is now: [3, 1, 2]
items.rotate(-1) # Returns deque to original state: [1, 2, 3]
item = items.popleft() # deque == [2, 3]
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How to get the primary IP address of the local machine on Linux and OS X? [closed]
...ould return me the primary (first) IP address of the localhost, other than 127.0.0.1
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is it possible to evenly distribute buttons across the width of an android linearlayout
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Check if all values of array are equal
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Sort hash by key, return hash in Ruby
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How to get a substring of text?
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edited Aug 17 '12 at 10:25
answered May 31 '11 at 8:14
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How to normalize a NumPy array to within a certain range?
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audio /= np.max(np.abs(audio),axis=0)
image *= (255.0/image.max())
Using /= and *= allows yo...
How may I sort a list alphabetically using jQuery?
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