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How do I implement an Objective-C singleton that is compatible with ARC?
...rder to stop others potentially making mistakes seems quite wrong. There's more discussion at boredzo.org/blog/archives/2009-06-17/doing-it-wrong
– occulus
Nov 4 '13 at 16:00
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Android: How to change CheckBox size?
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How can I beautify JavaScript code using Command Line?
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Classpath including JAR within a JAR
...oned below, you can also use the assembly plugin (which in reality is much more powerful, but much harder to properly configure).
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How to clear basic authentication details in chrome
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How to add an extra column to a NumPy array
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I think a more straightforward solution and faster to boot is to do the following:
import numpy as np
N = 10
a = np.random.rand(N,N)
b = np.zeros((N,N+1))
b[:,:-1] = a
And timings:
In [23]: N = 10
In [24]: a = np.random.rand(N,N)
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How to write inline if statement for print?
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Argparse optional positional arguments?
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Use nargs='?' (or nargs='*' if you will need more than one dir)
parser.add_argument('dir', nargs='?', default=os.getcwd())
extended example:
>>> import os, argparse
>>> parser = argparse.ArgumentParser()
>>> parser.add_argument('-v', actio...