I think the joke is: "There are only two hard things in Computer Science; cache ... | Hacker News

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		randlet on May 4, 2013 \| parent \| context \| favorite \| on: A “simple” 3rd grade problem I think the joke is: "There are only two hard things in Computer Science; cache invalidation, naming things and off by one errors".

gizmo686 on May 4, 2013 | [–]

Whats the joke? The hard things are:

0) cache invalidation

1) naming things

2) off by one errors

Looks like he counted right to me.

EDIT: fixed newlines

oneeyedpigeon on May 5, 2013 | | [–]

[ "cache invalidation", "naming things", "off by one errors"].length != 2

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