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How to JSON serialize sets?
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121
JSON notation has only a handful of native datatypes (objects, arrays, strings, numbers, boole...
Calculate the median of a billion numbers
... Probably too late if this had been an interview, but never mind:
Machine 1 shall be called the "control machine", and for the sake of argument either it starts with all the data, and sends it in equal parcels to the other 99 machines, or else the data starts evenly distributed between the machines...
What is the right way to POST multipart/form-data using curl?
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The following syntax fixes it for you:
curl -v -F key1=value1 -F upload=@localfilename URL
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How to convert string to Title Case in Python?
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215
Why not use title Right from the docs:
>>> "they're bill's friends from the UK".title...
Unable to find the wrapper “https” - did you forget to enable it when you configured PHP?
...id I'll list out exactly everything I've done so far. I am running PHP 5.2.14 with Zend Debugging on the latest Eclipse version on my Windows XP computer. I have a 1 GB of RAM. I have XAMPP running with Apache, MySQL, and FileZilla installed.
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Easiest way to check for an index or a key in an array?
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129
To check if the element is set (applies to both indexed and associative array)
[ ${array[key]...
Difference between len() and .__len__()?
Is there any difference between calling len([1,2,3]) or [1,2,3].__len__() ?
4 Answers
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Convert data.frame columns from factors to characters
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NumPy array initialization (fill with identical values)
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NumPy 1.8 introduced np.full(), which is a more direct method than empty() followed by fill() for creating an array filled with a certain value:
>>> np.full((3, 5), 7)
array([[ 7., 7., 7., 7., 7.],
[ 7., 7., ...
Remove the bottom divider of an android ListView
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183
Just add
android:footerDividersEnabled="false"
to your ListView description
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