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Correct use of Multimapping in Dapper
...plit points, dapper assumes you are trying to split up the result set into 3 objects. First starts at the beginning, second starts at CustomerId, third at CustomerName.
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How to replace NaN values by Zeroes in a column of a Pandas Dataframe?
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In [7]: df
Out[7]:
0 1
0 NaN NaN
1 -0.494375 0.570994
2 NaN NaN
3 1.876360 -0.229738
4 NaN NaN
In [8]: df.fillna(0)
Out[8]:
0 1
0 0.000000 0.000000
1 -0.494375 0.570994
2 0.000000 0.000000
3 1.876360 -0.229738
4 0...
Recreating a Dictionary from an IEnumerable
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330
If you're using .NET 3.5 or .NET 4, it's easy to create the dictionary using LINQ:
Dictionary...
When I catch an exception, how do I get the type, file, and line number?
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389
import sys, os
try:
raise NotImplementedError("No error")
except Exception as e:
exc_...
Select by partial string from a pandas DataFrame
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GarrettGarrett
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Python - List of unique dictionaries
... the list
In Python2.7
>>> L=[
... {'id':1,'name':'john', 'age':34},
... {'id':1,'name':'john', 'age':34},
... {'id':2,'name':'hanna', 'age':30},
... ]
>>> {v['id']:v for v in L}.values()
[{'age': 34, 'id': 1, 'name': 'john'}, {'age': 30, 'id': 2, 'name': 'hanna'}]
In Python3
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Localization and internationalization, what's the difference?
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233
Internationalization (i18n)the process of changing your software so that it isn't hardwired ...
Add a new line in file?
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edited Apr 15 '13 at 22:45
answered Aug 19 '10 at 3:10
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