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What is the purpose of python's inner classes?

Python's inner/nested classes confuse me. Is there something that can't be accomplished without them? If so, what is that thing? ...
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Is there a way to iterate over a range of integers?

Go's range can iterate over maps and slices, but I was wondering if there is a way to iterate over a range of numbers, something like this: ...
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Are the days of passing const std::string & as a parameter over?

I heard a recent talk by Herb Sutter who suggested that the reasons to pass std::vector and std::string by const & are largely gone. He suggested that writing a function such as the following is now preferable: ...
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Parse JSON in C#

I'm trying to parse some JSON data from the Google AJAX Search API. I have this URL and I'd like to break it down so that the results are displayed. I've currently written this code, but I'm pretty lost in regards of what to do next, although there are a number of examples out there with simplifie...
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Default value of function parameter

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How to use “/” (directory separator) in both Linux and Windows in Python?

I have written a code in python which uses / to make a particular file in a folder, if I want to use the code in windows it will not work, is there a way by which I can use the code in Windows and Linux. ...
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How to sort Counter by value? - python

Other than doing list comprehensions of reversed list comprehension, is there a pythonic way to sort Counter by value? If so, it is faster than this: ...
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Matching a space in regex

I need to match a space character in a PHP regular expression. Anyone got any ideas? 9 Answers ...
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Run an OLS regression with Pandas Data Frame

I have a pandas data frame and I would like to able to predict the values of column A from the values in columns B and C. Here is a toy example: ...
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Get hours difference between two dates in Moment Js

I'm able to get the difference between two dates using MomentJs as follows: 12 Answers ...