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How to apply a function to two columns of Pandas dataframe
...1
0 1.000000 0.000000
1 -0.494375 0.570994
2 1.000000 0.000000
3 1.876360 -0.229738
4 1.000000 0.000000
In [50]: def f(x):
....: return x[0] + x[1]
....:
In [51]: df.apply(f, axis=1) #passes a Series object, row-wise
Out[51]:
0 1.000000
1 0.076619
2 1.000000
3 1...
Converting integer to string in Python
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2136
>>> str(10)
'10'
>>> int('10')
10
Links to the documentation:
int()
str(...
How to len(generator()) [duplicate]
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62
Generators have no length, they aren't collections after all.
Generators are functions with a ...
Tracking the script execution time in PHP
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edited Mar 31 '18 at 16:14
answered Feb 11 '09 at 1:07
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JRE 1.7 - java version - returns: java/lang/NoClassDefFoundError: java/lang/Object
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186
This problem stems from an improper Java installation.
Possibility 1
NOTE: This scenario ...
How do I spool to a CSV formatted file using SQLPLUS?
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Kotlin secondary constructor
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Willi Mentzel
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answered Oct 11 '13 at 5:18
Andrey BreslavAndr...
Reverse colormap in matplotlib
...atoptomato
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Passing a 2D array to a C++ function
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Peter Mortensen
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answered Jan 7 '12 at 3:59
shengyshengy
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