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Re: order independent hash?

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  Re: order independent hash? Neal Becker <ndbecker2@gmail.com> - 2011-12-01 08:55 -0500

#16497 — Re: order independent hash?

Gelonida N wrote:

> On 11/30/2011 01:32 PM, Neal Becker wrote:
>> I like to hash a list of words (actually, the command line args of my
>> program) in such a way that different words will create different hash, but
>> not sensitive
>> to the order of the words.  Any ideas?
>> 
> Do youmean hash like digest like md5sum / sha1 ?
> 
> 
> You should sort the words alphabetically, concatenate them with a space
> or any character, that will NEVER be part of a word and calulate the hash.
> 
> If words can exist multiple times, then youhad tu uniqufy them (u using
> a python dict / set) first.

Yes that sounds just like what I wanted - thanks!

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