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Finding all possible permutations of a given string in python
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The itertools module has a useful method called permutations(). The documentation says:
it...
Working copy XXX locked and cleanup failed in SVN
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What is Scala's yield?
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Regular expression to match DNS hostname or IP Address?
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twitter bootstrap typeahead ajax example
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How do I check which version of NumPy I'm using?
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How do I check if a number evaluates to infinity?
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if (result == Number.POSITIVE_INFINITY || result == Number.NEGATIVE_INFINITY)
{
// ...
}
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Histogram using gnuplot?
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binwidth=5
bin(x,width)=width*floor(x/width)
plot 'datafile' using (bin($1,binwidth)):(1.0) smooth freq with boxes
check out help smooth freq to see why the above makes a histogram
to deal with ranges just set the xrange variable.
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Is there a performance difference between a for loop and a for-each loop?
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