The Joy of Coding: Episode Guide

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Episode 435: Apr 1st, 2026

Links

• Watch this episode on Air Mozilla
• Joplin Agenda

Topics

• Q: “could you please go over the about:config preferences for the Firefox Nova re-theme?”
  • browser.design-tokens.nova
  • browser.newtabpage.activity-stream.nova.enabled
  • browser.urlbar.nova.featureGate ?
• Review:
  • https://phabricator.services.mozilla.com/D289423
  • https://phabricator.services.mozilla.com/D291196
• Downloads sidebar exploration
  • Let’s first see how the modern sidebar works
  • We don’t want to use XUL here, so just framing about:downloads is not going to work
• Rate this episode

Chat

• Join us on Matrix!

Resource Links

• Felicia Bacon
• npb hacks on the SpiderMonkey JS engine
• Compiler Compiler live stream
• Try out Mozilla VPN
• Firefox Source Code Documentation
• mozconfigwrapper: A Wrapper to manage different mozconfigs
• MyQOnly: Mike's addon to track your review queues on Mozilla Phabricator
• Mike's Firefox Color Theme
• Firefox Monitor: Stay informed on new data breach of services you're using online
• Create a free Bugzilla account
• Codetribute: Find a good first bug to start contributing on a Mozilla projects (Firefox, Thunderbird, and more). See the above link for creating a Bugzilla account first!
• Nathan Baggs livehacking / reverse engineering
• Alessandro Castellani has been streaming himself livehacking on Thunderbird
• Emilio hacking on Firefox