Articles by Chris Mills
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Firefox 69 — a tale of Resize Observer, microtasks, CSS, and DevTools
For our latest excellent adventure, we’ve gone and cooked up a new Firefox release. Version 69 features a number of great new additions including JavaScript public instance fields, the Resize Observer and Microtask APIs, CSS logical overflow properties (e.g. overflow-block) and @supports for selectors.
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Firefox 65: WebP support, Flexbox Inspector, new tooling & platform updates
Firefox 65 ships today with some notable Firefox Devtools updates, including the release of the CSS Flexbox Inspector, a new changes panel, and more. We're shipping CSS platform improvements and updates to a variety of JavaScript APIs. Firefox 65 supports the WebP image format, and support for AV1, an open and royalty-free video compression format, is shipping now in Firefox 65 for Windows.
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Firefox 64 Released
The year's last release of Firefox bundles together goodies for all, including multi-tab management in the interface, new CSS features, devtools improvements, better privacy protections, add-ons updates, and much, much more. Read all about it!
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Essential WebVR resources
With the release of the WebVR API v1.1, and WebVR support in Firefox 55, here's a collection of useful resources for WebVR development. From the landing page at vr.mozilla.org to the A-Frame website and community, here's everything you need to get started.
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Level Up Your Cross-Browser Testing
Today we’re announcing a special opportunity for web developers to learn how to build and automate functional browser tests — we’ve partnered with Sauce Labs to offer a special extended trial of their excellent tools, and we’ve created a custom learning resource as part of this trial. 2016: The year of web compat In 2016 […]
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Make the Web Work For Everyone
Updated 2016/07/22: Commenters found a few data errors (thanks!) which have now been corrected. Millions of websites have compatibility problems on one or more of the major browsers, leading to a poor user experience. The web developer community can fix this. The web has changed immensely in the past 20 years. In 1996 there were […]
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Learning to code for the Web: The MDN Learning Area welcomes you!
As an aspiring developer or as a teacher looking to extend your knowledge of code, it can be difficult to know where to start with web technologies. In this blog post, we’ll be discussing why we have created the Mozilla Developer Network Learning Area to help solve common learning challenges and get you up and […]
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Firefox and the Web Speech API
Speech Synthesis and recognition are powerful tools to have available on computers, and they have become quite widespread in this modern age — look at tools like Cortana, Dictation and Siri on popular modern OSes, and accessibility tools like screenreaders. But what about the Web? To be able to issue voice commands directly to a […]
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Keep pushing it, with the W3C Push API
You are all familiar with this experience — a little bubble pops up on your phone without warning, containing a nagging message along the lines of “your insipidly cute little monsters are rested, and want to go and fight more battles!”, or “You’ve got unanswered friend requests from people you don’t know. Hurry up and […]
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Creating a mobile app from a simple HTML site: Part 4
How to polish your app and prepare it for market In previous sections of this step-by-step series (Part 1, Part 2, and Part 3) we’ve created an app that loads multiple school plans from the server. What we have so far is functional, but still has a number of issues, including two which are major: […]
