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MySQL foreign key constraints, cascade delete
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How to count the number of true elements in a NumPy bool array
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Visual Studio 2010 - recommended extensions [closed]
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Why does multiprocessing use only a single core after I import numpy?
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how to check redis instance version?
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$ redis-server --version
gives you the version.
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How to select rows from a DataFrame based on column values?
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To select rows whose column value equals a scalar, some_value, use ==:
df.loc[df['column_name'...
What does $@ mean in a shell script?
...drea Bergonzo
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answered Apr 3 '12 at 13:30
HarHar
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Python 2.7: Print to File
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If you want to use the print function in Python 2, you have to import from __future__:
from __...
Using python's eval() vs. ast.literal_eval()?
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datamap = eval(raw_input('Provide some data here: ')) means that you actually evaluate the code ...
Multidimensional Array [][] vs [,] [duplicate]
...uble[5][];
x[0] = new double[10];
x[1] = new double[5];
x[2] = new double[3];
x[3] = new double[100];
x[4] = new double[1];
Because each entry in the array is a reference to an array of double. With a jagged array, you can do an assignment to an array like you want in your second example:
x[0] =...