Hashing. What is hashing. Simply, generating a numeric key using an algorithm (hash function) Definition: A function that maps keys to integers, usually to get an even distribution on a smaller set of values. The very simplest hash function is to use the modulus operator \%
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Simple hashing algorithm
hash = inputNumber % 100
What’s the effect?
hash = 5381
for i in range(len(key)):
hash = ((hash << 5) + hash) + ord(key[i])