HP webOS Developer Blog

When developing and pushing the limits of webOS applications, it can be helpful to know some of the boundaries you might run into. Here are a few that have come up in the past for other developers:

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We sometimes get questions about which languages our default Prelude font supports. In this post, we will give a brief overview of our character sets, supported languages, and encoding.

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While working on a recent Facebook release, we ran into a performance bottleneck in the Mojo.Format.runTextIndexer API. Performance on-device was on the order of a couple of seconds to process the content for feed items 30-50. This combined with the other tasks in the formatting and rendering cycle led to poor performance in the news stream. In this post, I’ll describe a JavaScript implementation of this function we used to improve performance considerably.

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This post is the second in the series describing the usage and implementation of the preview image widget developed for the Featured Apps app. The first post can be found here.

Today’s posts covers the general implementation details of the widget as well as the movement and animation implementation.

Layout

Implementation of this widget is fairly straightforward from an HTML standpoint, consisting of a series of divs, with the associated JavaScript and CSS performing most of the heavy lifting.

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Game developers interested in accelerating profitability of existing and future apps are invited to join Palm to learn more about webOS at two upcoming conferences.

We’ll  kick off an exciting week at the Flash Gaming Summit, hosted by Mochi Media, on Monday March 8th at UCSF’s Mission Bay Conference Center. This one-day conference brings together the leaders in the Flash gaming industry, and Palm is proud to sponsor and support the growth of the Flash community. We’ll be showing cool demos and will have some fun giveaways. We’ll also have news about upcoming enhancements to the webOS developer experience that you won’t want to miss! We’d love for you to share this exciting day with us.

Hot on the heels of the Flash Gaming Summit, Palm will be out in full force at the Game Developers Conference at Moscone Center, March 11 – 13.  Come see us in booth #2016 to learn more about how game developers are benefiting from the first-mover advantage in the webOS app ecosystem. Learn how webOS makes it easy to develop and distribute your apps, and to increase the profitability of your app business. Plus, get hands-on with demos of the hottest new game titles.

As previously announced, we’ll be releasing a beta of our Palm webOS Plug-in Development Kit. GDC attendees will be able to learn more at 3:00 pm on Friday when Jeff Bush, Palm’s Director of webOS Graphics & Gaming, will be leading a session on how to create games with the PDK.

See you there!