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How do I mock an open used in a with statement (using the Mock framework in Python)?

...ager (from the examples page in the mock documentation): >>> open_name = '%s.open' % __name__ >>> with patch(open_name, create=True) as mock_open: ... mock_open.return_value = MagicMock(spec=file) ... ... with open('/some/path', 'w') as f: ... f.write('something') ...
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How to print the contents of RDD?

...save in a single file, you can coalesce you RDD into one partition before calling saveAsTextFile, but again this may cause issues. I think the best option is to write in multiple files in HDFS, then use hdfs dfs --getmerge in order to merge the files – Oussama ...
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Algorithm for creating a school timetable

...ere are known solutions for algorithm of creating a school timetable. Basically, it's about optimizing "hour-dispersion" (both in teachers and classes case) for given class-subject-teacher associations. We can assume that we have sets of classes, lesson subjects and teachers associated with each ot...
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Download a file from NodeJS Server using Express

...press.static('public')); // <-- This right here }); And then just put all your files inside that 'public' folder, for example: /public/docs/my_word_doc.docx And then a regular old link will allow the user to download it: <a href="public/docs/my_word_doc.docx">My Word Doc</a> ...
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How to bind an enum to a combobox control in WPF?

I am trying to find a simple example where the enums are shown as is. All examples I have seen tries to add nice looking display strings but I don't want that complexity. ...
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“Deprecation warning: moment construction falls back to js Date” when trying to convert RFC2822 date

...Date('Wed, 23 Apr 2014 09:54:51 +0000')); The last option is a built-in fallback that Moment supports for now, with the deprecated console warning. They say they won't support this fallback in future releases. They explain that using new Date('my date') is too unpredictable. ...
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Deserialize JSON with C#

I'm trying to deserialize a Facebook friend's Graph API call into a list of objects. The JSON object looks like: 10 Answ...
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What predefined macro can I use to detect clang?

... To get a list of all the predefined macros that the compiler uses, use this: clang -dM -E -x c /dev/null You can do the same for gcc. share | ...
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What is the function __construct used for?

I have been noticing __construct a lot with classes. I did a little reading and surfing the web, but I couldn't find an explanation I could understand. I am just beginning with OOP. ...
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Difference Between One-to-Many, Many-to-One and Many-to-Many?

...to a skill, but the skill need not relate back to just those people. Typically it would, but such symmetry is not a requirement. Take love, for example -- it is bi-directional ("I-Love", "Loves-Me"), but often asymmetric ("I love her, but she doesn't love me")! All of these are well supported by H...