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Getting the class name of an instance?
... classes). Your code might use some old-style classes. The following works for both:
x.__class__.__name__
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Or versus OrElse
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I never actually knew this was available. Thanks for new information. Good to know, even though I can't really see any situation in which I would want to use "|". I think it would require the second condition to cause side-effects to make any sense, and that in itself makes...
Is there an expression for an infinite generator?
Is there a straight-forward generator expression that can yield infinite elements?
7 Answers
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Why does Python use 'magic methods'?
...rical roots.
Here's a quote from the FAQ:
Why does Python use methods for some
functionality (e.g. list.index()) but
functions for other (e.g. len(list))?
The major reason is history. Functions
were used for those operations that
were generic for a group of types and
which were i...
How to remove an element from a list by index
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del is overloaded. For example del a deletes the whole list
– Brian R. Bondy
Mar 9 '09 at 18:36
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How update the _id of one MongoDB Document?
...oing the delete first, but that is a bad idea because if your insert fails for some reason your data is now lost. You must instead drop your index, perform the work, then restore the index.
– skelly
Jun 2 '14 at 19:52
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How do I profile memory usage in Python?
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Official guppy documentation is a bit minimial; for other resources see this example and the heapy essay.
– tutuDajuju
Jul 1 '15 at 18:30
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Principal component analysis in Python
I'd like to use principal component analysis (PCA) for dimensionality reduction. Does numpy or scipy already have it, or do I have to roll my own using numpy.linalg.eigh ?
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pip broke. how to fix DistributionNotFound error?
Whenever i try to use pip I get an error. For exampple:
11 Answers
11
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How do I get the function name inside a function in PHP?
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FUNCTION works for non-class functions as well. Tried on PHP 7.0.8.
– mvsagar
Jul 21 '17 at 13:58
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