iirc, there is a major advantage to using a prime number of slots that prevents ... | Hacker News

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viggity on May 29, 2012 | parent | context | favorite | on: Which hashing algorithm is best for uniqueness and...

iirc, there is a major advantage to using a prime number of slots that prevents the biasing

hythloday on May 29, 2012 [–]

It's to protect against bad hashing algorithms:

http://www.concentric.net/~Ttwang/tech/primehash.htm

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