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Maximum and Minimum values for ints
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Python 3
In Python 3, this question doesn't apply. The plain int type is unbounded.
However, you might actually be looking for information about the current interpreter's word size, which will be the same as the machine's word siz...
Remove duplicated rows
...only need the first three columns
deduped.data <- unique( yourdata[ , 1:3 ] )
# the fourth column no longer 'distinguishes' them,
# so they're duplicates and thrown out.
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`elif` in list comprehension conditionals
...s were designed exactly for this sort of use-case:
>>> l = [1, 2, 3, 4, 5]
>>> ['yes' if v == 1 else 'no' if v == 2 else 'idle' for v in l]
['yes', 'no', 'idle', 'idle', 'idle']
Hope this helps :-)
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How can I convert comma separated string into a List
...inkenlight
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Filter dataframe rows if value in column is in a set list of values [duplicate]
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663
Use the isin method:
rpt[rpt['STK_ID'].isin(stk_list)]
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Using awk to print all columns from the nth to the last
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edited Apr 8 '15 at 13:01
fedorqui 'SO stop harming'
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Pandas percentage of total with groupby
...d
np.random.seed(0)
df = pd.DataFrame({'state': ['CA', 'WA', 'CO', 'AZ'] * 3,
'office_id': list(range(1, 7)) * 2,
'sales': [np.random.randint(100000, 999999)
for _ in range(12)]})
state_office = df.groupby(['state', 'office_id']).agg...
How to use the 'sweep' function
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edited Jul 25 '19 at 10:13
Rekyt
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answered May 3 '11 at 17:52
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filter items in a python dictionary where keys contain a specific string
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183
How about a dict comprehension:
filtered_dict = {k:v for k,v in d.iteritems() if filter_string ...
Elegant way to invert a map in Scala
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answered Feb 25 '10 at 23:59
Daniel C. SobralDaniel C. Sobral
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