HTML Articles
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An Interview With Giovanny Beltran, js13kgames Winner
js13kgames, a JavaScript coding competition for HTML5 game developers, announced this year’s winners a few weeks ago. Today we have an interview with Giovanny Beltran, winner of many categories at js13kgames, and one of the best entries in this year’s contest. Giovanny has been programming for 13 years, and began working with JavasScript five years […]
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A few HTML tips
A while ago I wrote an article with some CSS tips, now it’s time to give some polish to our HTML! In this article I’ll share some tips and advice about HTML code. Some of this guidance will be best suited for beginners – how to properly build paragraphs, use headings, or improve forms, but […]
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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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Flash-Free Clipboard for the Web
As part of our effort to grow the Web platform and make it accessible to new devices, we are trying to reduce the Web’s dependence on Flash. As part of that effort, we are standardizing and exposing useful features which are currently only available to Flash to the entirety of the Web platform. One of […]
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Developer Edition 41: View source in a tab, screenshot elements, HAR files, and more
When we introduced the new Performance tools a few weeks ago, we also talked about how the Firefox Dev Tools team had spent a lot of time focusing on user feedback and what we call ‘polish’ bugs – things reported via our UserVoice feedback channel and Bugzilla. Even though the Firefox 41 was a short […]
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Build an HTML5 game—and distribute it
Last year, Mozilla and Humble Bundle brought great indie titles like FTL: Faster Than Light, Voxatron, and others to the Web through the Humble Mozilla Bundle promotion. This year we plan to go even bigger with developments in JavaScript such as support for SIMD and SharedArrayBuffer. Gaming on the Web without plugins is great; the […]
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Power Surge – optimize the JavaScript in this HTML5 game using Firefox Developer Edition
The Firefox Developer Tools team wanted to find a fun way to show off the great performance tools we’ve just added to the Firefox Developer Edition browser. We partnered with Przemysław Sikorski (aka rezoner) author of Playground.js and the arcade puzzle game QbQbQb, to create “Power Surge,” a fun game which shows off how the […]
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Drag Elements, Console History, and more – Firefox Developer Edition 39
Quite a few big new features, improvements, and bug fixes made their way into Firefox Developer Edition 39. Update your Firefox Developer Edition, or Nightly builds to try them out! Inspector The Inspector now allows you to move elements around via drag and drop. Click and hold on an element and then drag it to […]
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Ruby support in Firefox Developer Edition 38
It was a long-time request from East Asian users, especially Japanese users, to have ruby support in the browser. Formerly, because of the lack of native ruby support in Firefox, users had to install add-ons like HTML Ruby to make ruby work. However, in Firefox Developer Edition 38, CSS Ruby has been enabled by default, […]