Last March, we released a prototype implementation of the audio portion of a working draft of the W3C Media Capture API on HTML5 Labs. This prototype publicized some proposed API enhancements described in section 6.1 of Microsoft’s HTML Speech XG Speech API Proposal. We have now updated the prototype to include the image and video capture features described in the proposal to support scenarios w...
IndexedDB is a W3C Working Draft that enables JavaScript developers to store, search, and retrieve data on the user's local client, even when Internet connectivity is disabled. This blog post describes IDBExplorer, a tool we use internally to debug IndexedDB applications. IDBExplorer lets you view database schemas, object store content, and index details. Exploring the tool with an examp...
In the spirit of the holiday season, we offer a new HTML5 experience that makes the most of your PC hardware and the new touch capabilities in Windows 8. Check out Let It Snow and get ready for a GPU-powered snow storm. This experience brings together hardware-accelerated HTML5 canvas, SVG, CSS, and more. On Windows Developer Preview with support for multi-touch in IE10, you can reach o...
Compat Inspector is now available for IE10. Use Compat Inspector to quickly identify if Internet Explorer platform changes affect your site. Whether you're preparing for IE10 or still updating for IE9, run Compat Inspector on any page experiencing problems. Then watch for messages explaining potential issues and steps you can take to resolve them. About Compat Inspector ...
The fourth IE10 platform preview includes enhanced HTML5 support by using an interoperable quirks mode based on the behavior defined in HTML5. This HTML5-based quirks mode is the default quirks mode in IE10. Users and Web developers want sites to just work across browsers. A key part of this is making HTML, CSS, and JavaScript work in the same way across implementations. HTML5 facilita...
With HTML5 comes many APIs that push the envelope on user experiences involving media and real-time communications. These features often rely on binary file formats, like MP3 audio, PNG images, or MP4 video. The use of binary file formats is important to these features to reduce bandwidth requirements, deliver expected performance, and interoperate with existing file formats. But until recently, W...
The bad guys didn’t take a holiday vacation: Internet Explorer’s SmartScreen service blocked nearly 2 million malware downloads per day on average from mid-December through New Year’s. December 25 saw a 30% spike in malware blocks— successfully preventing users from being tricked into giving their PCs an unwanted “present.” January is a great time to resolve to stay safer online. Mic...
Typing quickly and accurately is a critical part of the user experience for any piece of software. When using a device without a physical keyboard, providing a great text input experience is even more important. Windows 8 provides several capabilities to make text input great on any device, and spellchecking is one of them. Spellchecking in Windows 8 allows customers to identify m...
For the Web and Web applications to keep making progress, the programming language of the Web must continue to improve. Today’s JavaScript standard lacks a few basic objects and library helpers that are vital for building rich, world-wide Web applications. Last week at the Ecma TC39 meeting at Apple’s campus in Cupertino, Microsoft shared reference implementations of proposals to address gaps ...
IE10 Platform Preview 4 includes support for a new CSS property, -ms-user-select, which makes it easier for Web developers to control exactly what text can be selected on their Web sites. If you were to watch me all day at my workstation, you would notice that as I read on the computer, I select text. I’m not the only one who reads like this; selecting text on the I...
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