The Joy of Coding: Episode Guide
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Episode 429: Feb 11th, 2026
Links
Topics
- https://www.keanu.codes/?code=429
- Brought to you by HTTP code 429
- https://developer.mozilla.org/en-US/docs/Web/HTTP/Reference/Status/429
- Vertical tabs shipped last year! Here are prefs for controlling the expand behaviour:
- sidebar.animation.expand-on-hover.delay-duration-ms
- sidebar.animation.expand-on-hover.duration-ms
*Q: I’d like an overview of how the whole FF testing infrastructure works
- Interop
- https://wpt.fyi/interop-2025?stable
- https://mozilla.github.io/standards-positions/
- Looking at some of our tests
- https://searchfox.org/firefox-main/source/browser/components/backup/tests
- Updating newtab’s UI out of band from the rest of the browser
- https://addons.mozilla.org/en-CA/firefox/addon/new-tab-override/
- RemoteSettings
- https://remote-settings.readthedocs.io/en/latest/
- https://firefox-source-docs.mozilla.org/services/settings/index.html
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