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Why does the C++ map type argument require an empty constructor when using []?
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edited Jul 8 '16 at 0:30
answered Mar 30 '09 at 0:01
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When should I use @classmethod and when def method(self)?
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3 Answers
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How to crop an image using PIL?
I want to crop image in the way by removing first 30 rows and last 30 rows from the given image. I have searched but did not get the exact solution. Does somebody have some suggestions?
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Reordering of commits
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answered Apr 29 '10 at 21:13
CascabelCascabel
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Passing current scope to an AngularJS Service
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answered Mar 19 '13 at 20:56
Caio CunhaCaio Cunha
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Python: reload component Y imported with 'from X import Y'?
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answered Nov 16 '09 at 3:44
Alex MartelliAlex Martelli
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All falsey values in JavaScript
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373
Falsey values in JavaScript
false
Zero of Number type: 0 and also -0, 0.0, and hex form 0x0 ...
How to extract a git subdirectory and make a submodule out of it?
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hoijui
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answered Aug 20 '09 at 18:22
apenwarrapenwarr
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Applying function with multiple arguments to create a new pandas column
...gt;>> import numpy as np
>>> df = pd.DataFrame({"A": [10,20,30], "B": [20, 30, 10]})
>>> df['new_column'] = np.multiply(df['A'], df['B'])
>>> df
A B new_column
0 10 20 200
1 20 30 600
2 30 10 300
or vectorize arbitrary function ...
How to detect if a specific file exists in Vimscript?
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138
With a bit of searching in vim man I've found this, which looks much better that the original:
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