“There are only two hard things in Computer Science: cache invalidation and nami... | Hacker News

Hacker Newsnew | past | comments | ask | show | jobs | submit

		falling on Feb 6, 2012 \| parent \| context \| favorite \| on: 3 years later, Facebook still can't delete photos ... “There are only two hard things in Computer Science: cache invalidation and naming things.” `-- Phil Karlton`

revorad on Feb 6, 2012 | [–]

There are two more actually: off by one errors.

silon3 on Feb 6, 2012 | [–]

And of those two, cache invalidation is easy.

Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact