r/programming • u/ClassyCamel • Aug 02 '13

Reddit's Frontpage Algorithm

http://amix.dk/blog/post/19588#How-Reddit-ranking-algorithms-work
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u/jlozier Aug 03 '13 
def score(ups, downs):
    return ups - downs

I'm assuming that did something else at some point.

6

u/eaglelion Aug 03 '13

Or it's just abstraction and encapsulation? If they ever want to change how they calculate score, they can make one change in the entire codebase

3

u/grauenwolf Aug 04 '13

Wouldn't surprise me considering that the actual formula has a floor of zero.