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An introduction to meta viewport and @viewport
By Andreas Bovens · Tuesday, March 22, 2011 18
Support for the viewport meta tag in Opera’s mobile products has been around for quite some time — in Opera Mobile 11, we have made our viewport implementation more robust, added support for new mechanisms to deal with different screen densities, and included an implementation of our own @viewport rule proposal. So, what better time than now to give you an introduction to the various viewport related mechanisms you can use to optimize your site for mobile. Read more…
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Taking your web apps offline: A tale of Web Storage, Application Cache and WebSQL
By Shwetank Dixit · Tuesday, March 22, 2011 5
To make applications run fully offline, we should make ourselves familiar with three very interesting technologies: The HTML5 Application Cache, Web Storage and WebSQL Databases. This article looks at al three, showing how they can be used together to create an effective offline application. Read more…
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Opera Mobile 11 for Maemo, MeeGo and Windows
By Fredrik Öhrn · Tuesday, March 22, 2011 13
Today we are launching final versions of Opera Mobile 11 for Android and Symbian/S60 as well as Mini 6 for various platforms. We are also making available builds of Opera Mobile 11 for Maemo, MeeGo and Windows here on labs.opera.com. The MeeGo and Windows builds come with our new tablet optimized UI. Read more…
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CSS3 Multi-column layout
By Molly E. Holzschlag · Thursday, March 17, 2011 3
Multiple column design that allows text to flow naturally from column to column depending on width and other parameters has proven invaluable in print design, crossing languages, cultures and a range of media. The good news is that now it is coming to web design, courtesy of the CSS3 Multi-column Layout Module. In this article we show you how to get to grips with it. Read more…
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CSS3 linear gradients
By Chris Mills · Thursday, March 17, 2011 15
This article shows you how to use CSS3 linear gradients, newly supported in Opera 11.10, to add special effects to your design work. Read more…
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Creating effective Opera Extension icons
By Christian Magnus Sinding-Larsen · Thursday, March 17, 2011 4
Want your Opera extension's icon to attract everyone for miles around? This article plays two important roles: first of all, it gives you valuable hints and tips to consider when creating an effective icon for an extension. And second, it provides a simple Photoshop tutorial for you to follow, to make sure your icons come out as good as they can be, along with some templates to use, to make things easier. Read more…
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Site blocking with Opera’s URL Filter API
By Daniel Davis · Friday, March 11, 2011 53
Opera’s URL Filter API allows you to easily implement features in extensions that restrict access to certain domains, on a temporary or permanent basis. Imagine an easy way to control access to social networks in the office, or stop yourself from using eBay after coming home late from the pub? This article explains the concept behind the API, the basics of the syntax, and how to build a simple example extension that uses it. Read more…
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Make your site shine in Speed Dial
By Tiffany Brown · Friday, March 11, 2011 30
This article covers the new Opera Speed Dial enhancements, including using custom icons and CSS, view-mode, and the X-Purpose header. Read more…