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Running your web applications offline with HTML5 AppCache
By Shwetank Dixit · Thursday, July 1, 2010 22
In this article Shwetank Dixit explains how to use the HTML5 application cache feature to make your web apps run offline. Read more…
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How to use the W3C Geolocation API
By Shwetank Dixit · Wednesday, June 16, 2010 164
In this article, Opera Web Evangelist Shwetank gives you a guide to the W3C Geolocation API, which is newly-supported in our Opera 10.60 beta release. Find out how to add location awareness to your Web apps for a lot of interesting possibilities! Read more…
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Showing and hiding content with pure CSS3
By Corey Mwamba · Wednesday, June 9, 2010 5
Creating expanding and collapsing (or show and hide) content on websites used to be the domain of JavaScript, but in modern times we can recreate such functionality without JavaScript, using a combination of :focus, and CSS3 opacity and transitions. In this article, Corey Mwamba shows you how. Read more…
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Opera supports the WebM video format
By Chris Mills · Wednesday, May 19, 2010 16
Today is a very significant day for the Web. WebM, a new, high-quality, free, and open video format is now available, and Opera has released Labs builds that support this format in HTML5 Read more…
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Welcome, WebM <video>!
By Håkon Wium Lie · Wednesday, May 19, 2010 2
The big news today is that WebM will join the list of open and freely usable Web formats, and video will finally become a first-class citizen of the Web. We’re proud to add support for WebM into a Labs build. Read more…
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We’re back! Opera Mobile 10 on Maemo
By Fredrik Öhrn · Tuesday, May 11, 2010 7
We’re proud to present the first preview build of Opera Mobile 10 for Nokia N900 and N800/N810. Read more…
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Icon Creator tutorial
By Opera Software · Wednesday, May 5, 2010 1
The Icon Creator is a new Opera Widget that makes it really easy to create a professional-looking icon from any motif or other graphic you may want to use. This article provides a simple tutorial showing how to use its different functions. Read more…
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Beautiful UI styling with CSS3 text-shadow, box-shadow, and border-radius
By Henrik Helmers · Tuesday, April 27, 2010 5
CSS3 shadows and rounded corners are easy to understand at a basic level, but what if you want to start using them in more advanced UI styling, such as textured buttons and semi-transparent glass effects? In this article Opera designer Jan Henrik Helmers hows you how to create these UI features and more, using CSS3 features, and no images whatsoever. Read more…