Simon Willison’s Weblog

A tour of JavaScript timers on the web (via) By Nolan Lawson. Do you understand the differences between setTimeout, setInterval, setImmediate, requestAnimationFrame and requestIdleCallback? I didn't.

Posted 2nd September 2018 at 10:10 am

Recent articles

How often do LLMs snitch? Recreating Theo's SnitchBench with LLM - 31st May 2025
Talking AI and jobs with Natasha Zouves for News Nation - 30th May 2025
Large Language Models can run tools in your terminal with LLM 0.26 - 27th May 2025

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