Mozilla

JavaScript Articles

Sort by:

View:

  1. Pseudo elements, promise inspection, raw headers, and much more – Firefox Developer Edition 36

    Firefox 36 was just uplifted to the Developer Edition channel, so let’s take a look at the most important Developer Tools changes in this release. We will also cover some changes from Firefox 35 since it was released shortly before the initial Developer Edition announcement. Read more…

  2. Introducing the JavaScript Internationalization API

    Firefox 29 issued half a year ago, so this post is long overdue. Nevertheless I wanted to pause for a second to discuss the Internationalization API first shipped on desktop in that release (and passing all tests!). Norbert Lindenberg wrote most of the implementation, and Read more…

  3. QuaggaJS – Building a barcode-scanner for the Web

    Have your ever tried to type in a voucher code on your mobile phone or simply enter the number of your membership card into a web form? These are just two examples of time-consuming and error-prone tasks which can be avoided by taking advantage of Read more…

  4. MetricsGraphics.js – a lightweight graphics library based on D3

    MetricsGraphics.js is a library built on top of D3 that is optimized for visualizing and laying out time-series data. It provides a simple way to produce common types of graphics in a principled and consistent way. The library supports line charts, scatterplots, histograms, barplots and Read more…

  5. Visually Representing Angular Applications

    This article concerns diagrammatically representing Angular applications. It is a first step, not a fully figured out dissertation about how to visual specify or document Angular apps. And maybe the result of this is that I, with some embarrassment, find out that someone else already Read more…

  6. interact.js for drag and drop, resizing and multi-touch gestures

    interact.js is a JavaScript module for Drag and drop, resizing and multi-touch gestures with inertia and snapping for modern browsers (and also IE8+). Background I started it as part of my GSoC 2012 project for Biographer‘s network visualization tool. The tool was a web app Read more…

  7. jsDelivr and its open-source load balancing algorithm

    This is a guest post by Dmitriy Akulov of jsDelivr. Recently I wrote about jsDelivr and what makes it unique where I described in detail about the features that we offer and how our system works. Since then we improved a lot of stuff and Read more…

  8. An easier way of using polyfills

    Polyfills are a fantastic way to enable the use of modern code even while supporting legacy browsers, but currently using polyfills is too hard, so at the FT we’ve built a new service to make it easier. We’d like to invite you to use it, Read more…

  9. Porting to Emscripten

    Emscripten is an open-source compiler that compiles C/C++ source code into the highly optimizable asm.js subset of JavaScript. This enables running programs originally written for desktop environments in a web browser. Porting your game to Emscripten offers several benefits. Most importantly it enables reaching a Read more…

  10. Massive: The asm.js Benchmark

    asm.js is a subset of JavaScript that is very easy to optimize. Most often it is generated by a compiler, such as Emscripten, from C or C++ code. The result can run at very high speeds, close to that of the same code compiled natively. Read more…