Simon Willison’s Weblog

5th July 2007 - Link Blog

Clever Caching. Instead of invalidating your cache directly, bump a version number on your model (blog entry or whatever) and use that as part of the cache key. This also gives you dynamic etags for free.

Posted 5th July 2007 at 12:56 am

Recent articles

Generating running routes with GPT-6 Astra and ChatGPT Work - 12th September 2026
OpenAI agents attacked RubyGems back in May - 12th September 2026
Some thoughts on the Navier–Stokes Millennium Prize Problem - 8th September 2026

This is a link post by Simon Willison, posted on 5th July 2007.

caching 49 etags 5 memcache 7 michael-koziarski 1

Monthly briefing

Sponsor me for $10/month and get a curated email digest of the month's most important LLM developments.

Pay me to send you less!

Sponsor & subscribe