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Regular expression for letters, numbers and - _

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Why does @foo.setter in Python not work for me?

So, I'm playing with decorators in Python 2.6, and I'm having some trouble getting them to work. Here is my class file: 4 A...
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How to write header row with csv.DictWriter?

...d write the header and data to a file. Note: with statement was added in 2.6. If using 2.5: from __future__ import with_statement with open(infile,'rb') as fin: dr = csv.DictReader(fin, delimiter='\t') # dr.fieldnames contains values from first row of `f`. with open(outfile,'wb') as fou: d...
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What is the difference between quiet NaN and signaling NaN?

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What is the __DynamicallyInvokable attribute for?

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What are some (concrete) use-cases for metaclasses?

... | edited Dec 26 '08 at 18:42 Ali Afshar 37.4k1212 gold badges8686 silver badges106106 bronze badges ...
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What is the formal difference in Scala between braces and parentheses, and when should they be used?

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Get hours difference between two dates in Moment Js

... 649 You were close. You just need to use the duration.asHours() method (see the docs). var durati...
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Can “using” with more than one resource cause a resource leak?

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How to serialize SqlAlchemy result to JSON?

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