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Parsing boolean values with argparse
...s, but with the "correct" parse error from argparse:
def str2bool(v):
if isinstance(v, bool):
return v
if v.lower() in ('yes', 'true', 't', 'y', '1'):
return True
elif v.lower() in ('no', 'false', 'f', 'n', '0'):
return False
else:
raise argparse.Argum...
Should I Dispose() DataSet and DataTable?
... pretty surprising (that you’re essentially left to your own devices to sift though conflicting, ambiguous material to put the pieces together is frustrating at times but does provide a more complete understanding of the framework we rely on everyday).
After lots of reading, here’s my understan...
How to temporarily exit Vim and go back
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What if I want to continue running my server while editing my file. For example, let's say I do nodemon app.js (nodemon refreshes the server on file edits for you) and then I want to return to my vim editing. Can I do that without...
Removing nan values from an array
...
If you're using numpy for your arrays, you can also use
x = x[numpy.logical_not(numpy.isnan(x))]
Equivalently
x = x[~numpy.isnan(x)]
[Thanks to chbrown for the added shorthand]
Explanation
The inner function, numpy....
How do I fix a NoSuchMethodError?
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Without any more information it is difficult to pinpoint the problem, but the root cause is that you most likely have compiled a class against a different version of the class that is missing a method, than the one you are using when running it.
Look at the st...
What type of hash does WordPress use?
...this old question like I did please note that MD5 is no longer acceptable. if you have >PHP 5.5.0 use the new password_hash function. if you only have >PHP 5.3.7 use the compatibility library here github.com/ircmaxell/password_compat
– Andrew Brown
Dec 16...
Difference between malloc and calloc?
What is the difference between doing:
14 Answers
14
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Can enums be subclassed to add new elements?
...it - which defeats the point of an enum being a well-known set of values.
If you could tell us more about how you want to use this, we could potentially suggest alternative solutions.
share
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impro...
Python multiprocessing pool.map for multiple arguments
...ort product
def merge_names(a, b):
return '{} & {}'.format(a, b)
if __name__ == '__main__':
names = ['Brown', 'Wilson', 'Bartlett', 'Rivera', 'Molloy', 'Opie']
with multiprocessing.Pool(processes=3) as pool:
results = pool.starmap(merge_names, product(names, repeat=2))
...
How to force composer to reinstall a library?
...ge stuff here and there in the libraries' source to learn how things work. If these were version controlled it would be very easy to revert them back to their original state.
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