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How to determine whether a Pandas Column contains a particular value
... 'b', 'c'], dtype=object)
In [22]: 'a' in s.unique()
Out[22]: True
or a python set:
In [23]: set(s)
Out[23]: {'a', 'b', 'c'}
In [24]: 'a' in set(s)
Out[24]: True
As pointed out by @DSM, it may be more efficient (especially if you're just doing this for one value) to just use in directly on th...
How do I handle newlines in JSON?
...iting down your own mapping function. See this question for an example in python: stackoverflow.com/questions/517923/…
– MiniQuark
Feb 1 '13 at 14:35
...
REST authentication and exposing the API key
...f some Flash fallback is used for IE7, then maybe some dynamic crossdomain.xml can help to achieve the same for that. We've not tried CORS/Flash yet.
– Arjan
Jan 8 '13 at 21:18
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What are the benefits of functional programming? [closed]
...?". Seriously, you get these benefits (from understand the FP paradigm) in Python, C#, C++, Java, you name it.
– Jared Updike
Nov 9 '09 at 19:35
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Django: Display Choice Value
...
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How do detect Android Tablets in general. Useragent?
... how I differentiate between tablet and smartphone browsers (this is using Python, but is similarly simple for other programming languages):
if ("Android" in agent):
if ("Mobile" in agent):
deviceType = "Phone"
else:
deviceType = "Tablet"
UPDATED: to reflect use of Chrome on Android, ...
Fast check for NaN in NumPy
...ere exist an accepted answer, I'll like to demonstrate the following (with Python 2.7.2 and Numpy 1.6.0 on Vista):
In []: x= rand(1e5)
In []: %timeit isnan(x.min())
10000 loops, best of 3: 200 us per loop
In []: %timeit isnan(x.sum())
10000 loops, best of 3: 169 us per loop
In []: %timeit isnan(dot...
Create batches in linq
... This is the only fully lazy implementation here. Consistent with the python itertools.GroupBy implementation.
– Eric Roller
Jan 3 '18 at 18:25
1
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In Ruby how do I generate a long string of repeated text?
... Indeed, very weird, look how different and elegant looks in Python: str = "0" * 999999 ;)
– tokland
Nov 16 '16 at 19:38
1
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Plotting with seaborn using the matplotlib object-oriented interface
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