Articles for July 2009
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an overview of TraceMonkey
This post was written by David Mandelin who works on Mozilla’s JavaScript team. Firefox 3.5 has a new JavaScript engine, TraceMonkey, that runs many JavaScript programs 3-4x faster than Firefox 3, speeding up existing web apps and enabling new ones. This article gives a peek under the hood at the major parts of TraceMonkey and […]
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cross-site xmlhttprequest with CORS
Editor’s Note: This article sure is a popular one! The Fetch API is now available in browsers and makes cross-origin requests easier than ever. Check out this Hacks post or the link above to learn more. XMLHttpRequest is used within many Ajax libraries, but till the release of browsers such as Firefox 3.5 and Safari […]
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HTML5 drag and drop in Firefox 3.5
This post is from Les Orchard, who works on Mozilla’s web development team. Introduction Drag and drop is one of the most fundamental interactions afforded by graphical user interfaces. In one gesture, it allows users to pair the selection of an object with the execution of an action, often including a second object in the […]
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using web workers: working smarter, not harder
This article is written by Malte Ubl, who has done a lot of great work with using Web Workers as part of the bespin project. In recent years, the user experience of web applications has grown richer and richer. In-browser applications like GMail, Meebo and Bespin give us an impression of how the web will […]
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video – more than just a tag
This article is written by Paul Rouget, Mozilla contributor and purveyor of extraordinary Open Web demos. Starting with Firefox 3.5, you can embed a video in a web page like an image. This means video is now a part of the document, and finally, a first class citizen of the Open Web. Like all other […]
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another great CSS media query demo
This demo is from Daniel Glazman who works actively on web standards and is a long-time mozilla contributor. CSS Media Queries were originally a proposal submitted to the CSS Working Group by Opera Software and are now implemented in Firefox 3.5. In short, Media Queries extend the media declaration attached to a stylesheet to allow […]
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open video codecs discussion at Mozilla
On Tuesday, July 28th, 2009, Mozilla hosted a brownbag and lunch discussion with Davis Freeberg and Dan Miller on the subject of open video codecs. Dan Miller is one of the founders of On2 and is largely responsible for the free release of VP3, which is the basis for the Theora codec. Davis Freeberg hosts […]
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slick tables with css 3 selectors
This article and demo come to us courtesy of Ivan Enderlin, author of the HOA Framework and longtime web developer. This is the article that accompanies the demo below, showing the use of CSS3 selectors implemented in Firefox 3.5 for easy and stylish tables. See this demo step by step. Basic HTML Table First, we […]
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synchronous XHR requests in Firefox 3.5
This post is from Doug Turner who has previous written about Geolocation. Doug works on Mozilla’s mobile project. XMLHttpRequests (XHR) can be either synchronous or asynchronous. Although most people use asynchronous requests there are instances where you might want to use a synchronous request. That is, wait until the XMLHttpRequest call completes to continue executing […]
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css transforms: styling the web in two dimensions
One feature that Firefox 3.5 adds to its CSS implementation is transform functions. These let you manipulate elements in two dimensional space by rotating, skewing, scaling, and translating them to alter their appearance. I’ve put together a demo that shows how some of these functions work. There are four animating objects in this demo. Let’s […]
