14th February 2010 - Link Blog
Redis in Practice: Who's Online? Using Redis to implement a “which of your friends are online now” feature, by maintaining a set of active user IDs for every minute, then intersecting the past five minutes of user IDs with a set containing the IDs of your friends.
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- sqlite-utils 4.0rc2, mostly written by Claude Fable (for about $149.25) - 5th July 2026