5 ms·

Ah caching, the cause of and solution to all of life's problems.

• jsonscripter 17y ago
  There are only two hard things in Computer Science: cache invalidation and naming things. -Phil Karlton
  • lrajlich 17y ago
    Not all caches have the cache invalidation problem that Karlton is referring to (memcache doesn't). He was talking about invalidation of multiple copies of an object in a cache.
    • jsonscripter 17y ago
      Which is the exact kind of problem you have when scaling.