MDN will be in maintenance mode for a brief period Wednesday June 3, from around 2:30 PM until no later than 4:00 PM Pacific (in UTC, Wednesday June 3, 9:30 PM to 11:00 PM). There should be no disruption in service.

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Hacks Blog 到 hacks.mozilla.org 详细了解

  • New in Firefox 77: DevTool improvements and web platform updates

    Firefox 77 is now available with a variety of developer tool updates and new web platform features. With your feedback, we've removed performance bottlenecks, resulting in faster, leaner JavaScript debugging. We also report on some changes to Firefox extensions, including fewer permission requests. The post New in Firefox 77: DevTool …

  • Building FunctionTrace, a graphical Python profiler

    Firefox Profiler is a powerful web-based performance analysis interface featuring call trees, stack charts, flame graphs, and more. All data filtering, zooming, slicing, and transformation actions are preserved in shareable URLs. FunctionTrace is a low-overhead profiler that runs on unmodified Python applications. Integrated with Firefox, it's a new breed of …

  • High Performance Web Audio with AudioWorklet in Firefox

    Earlier this week, Audio Worklets landed in the release of Firefox 76. We’re ready to start bridging the gap between web audio and native. Developers can now leverage AudioWorklet to write arbitrary audio processing code. This exciting new functionality raises the bar for emerging web experiences like 3D games, VR, …

  • Firefox 76: Audio worklets and other tricks

    Firefox 76 delivers great new features for web platform support, such as Audio Worklets and Intl improvements, on the JavaScript side. Also, we’ve added a number of topnotch improvements to Firefox DevTools to make JavaScript debugging and development easier and quicker. The post Firefox 76: Audio worklets and other tricks …

  • Fuzzing Firefox with WebIDL

    Fuzzing, or fuzz testing, is an automated approach for testing the safety and stability of software. For the past 3 years, the Firefox fuzzing team has been developing a new fuzzer to identify security vulnerabilities in the implementation of WebAPIs in Firefox. This fuzzer leverages the WebAPIs’ own WebIDL definitions …

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