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How do I use itertools.groupby()?
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The groupby() function takes two arguments: (1) the data to group and (2) the function to group it with.
Here, lambda x: x[0] tells groupby() to use the first item in each tuple as the grouping key.
In the above for statement, groupby returns three (key, group iterator) pairs - once for each uni...
Order a MySQL table by two columns
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truppotruppo
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Converting a Java collection into a Scala collection
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answered Mar 24 '09 at 7:51
Jorge OrtizJorge Ortiz
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SVN - Checksum mismatch while updating
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answered Apr 27 '12 at 15:05
sjakubowskisjakubowski
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Handling a colon in an element ID in a CSS selector [duplicate]
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answered Sep 23 '08 at 16:52
Mark CidadeMark Cidade
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How to update a menu item shown in the ActionBar?
I have an Activity that has 2 fragments. Both are ListFragments and both contribute MenuItems to the Menu. I have one MenuItem that I've set the attribute android:showAsAction to have it show as a button on the ActionBar. Which works fine.
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Get __name__ of calling function's module in Python
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123
Check out the inspect module:
inspect.stack() will return the stack information.
Inside a fun...
SQLAlchemy: print the actual query
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Ilja Everilä
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answered May 23 '14 at 18:05
zzzeekzzzeek
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Check if an array contains any element of another array in JavaScript
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