[Numpy-discussion] Picking rows with the first (or last) occurrence of each key

[Juan Nunez-Iglesias]

On 4 July 2016 at 7:27:47 PM, Skip Montanaro (skip.montanaro at gmail.com)
wrote:

Hashing it probably wouldn't work, too
great a chance for collisions.


If the string is ASCII, you can always interpret the bytes as part of an 8
byte integer. Or, you can map unique values to consecutive integers.
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