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Remap values in pandas column with a dict
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373
You can use .replace. For example:
>>> df = pd.DataFrame({'col2': {0: 'a', 1: 2, 2:...
Why start an ArrayList with an initial capacity?
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edited Mar 15 '13 at 16:22
answered Mar 15 '13 at 10:41
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Is inject the same thing as reduce in ruby?
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edited May 9 '14 at 7:03
answered Dec 11 '12 at 3:44
Zac...
Accessing bash command line args $@ vs $*
...oted. Let me illustrate the differences:
$ set -- "arg 1" "arg 2" "arg 3"
$ for word in $*; do echo "$word"; done
arg
1
arg
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arg
3
$ for word in $@; do echo "$word"; done
arg
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arg
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arg
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$ for word in "$*"; do echo "$word"; done
arg 1 arg 2 arg 3
$ for word in "$@"; do echo "$word"; do...
How to use a custom comparison function in Python 3?
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53
Use the key argument (and follow the recipe on how to convert your old cmp function to a key fun...
How can I make a time delay in Python? [duplicate]
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13 Answers
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How to get number of entries in a Lua table?
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132
You already have the solution in the question -- the only way is to iterate the whole table wit...
Split string every nth character?
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>>> line = '1234567890'
>>> n = 2
>>> [line[i:i+n] for i in range(0, len(line), n)]
['12', '34', '56', '78', '90']
share
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How to read data From *.CSV file using javascript?
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13 Answers
13
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What does pylint's “Too few public methods” message mean
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edited Dec 23 '17 at 0:53
June7
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