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How to emulate C array initialization “int arr[] = { e1, e2, e3, … }” behaviour with std::array?
... return a;
}
auto a = make_array(1, 2, 3);
However, this requires the compiler to do NRVO, and then also skip the copy of returned value (which is also legal but not required). In practice, I would expect any C++ compiler to be able to optimize that such that it's as fast as direct initializati...
Easiest way to split a string on newlines in .NET?
...\r and \n escape sequences (among others) have a special meaning to the C# compiler. VB doesn't have those escape sequences, so there those constants are used instead.
– Guffa
Jul 25 '13 at 20:22
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HTTP response code for POST when resource already exists
...
@Wrikken That is no longer correct. HTTP 400 was changed in RFC 7231 to mean "the server cannot or will not process the request due to something that is perceived to be a client error (e.g., malformed request syntax, invalid request message framing, or deceptiv...
How do I retrieve the number of columns in a Pandas data frame?
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How to check for the type of a template parameter?
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Python regular expressions return true/false
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Plot two histograms on single chart with matplotlib
... label=['x', 'y'])
plt.legend(loc='upper right')
plt.show()
Reference: http://matplotlib.org/examples/statistics/histogram_demo_multihist.html
EDIT [2018/03/16]: Updated to allow plotting of arrays of different sizes, as suggested by @stochastic_zeitgeist
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Track a new remote branch created on GitHub
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Mapping over values in a python dictionary
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These toolz are great for this kind of simple yet repetitive logic.
http://toolz.readthedocs.org/en/latest/api.html#toolz.dicttoolz.valmap
Gets you right where you want to be.
import toolz
def f(x):
return x+1
toolz.valmap(f, my_list)
...
Is it possible to use argsort in descending order?
...
If you negate an array, the lowest elements become the highest elements and vice-versa. Therefore, the indices of the n highest elements are:
(-avgDists).argsort()[:n]
Another way to reason about this, as mentioned in the comments, is to observe that the big elements...