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Ruby on Rails: Compress the complexity of modern web apps

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Taking expirations out of caching
David Heinemeier Hansson · 2007-05-22 · via Ruby on Rails: Compress the complexity of modern web apps

Tuesday, May 22, 2007
Posted by David

It’s been said that the two last hard problems in programming are naming things and expiring caches. The first is going to be hard to sidestep entirely, but what if we could the second? Tobi arrived at a eureka moment for just that using Memcached and various kinds of caching. Instead of manually expiring things, just ask for a specific version, and let the caching engine take care of dumping that which isn’t used any more.

Read more on The Secret to Memcached.