June 2011
Intermediate to advanced
344 pages
8h 35m
English
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Avoid Gesture Magic
If you choose gestures, make sure they directly and immediately affect things on the screen in a familiar way that users understand from the real world. Gestures work best when the system gives constant feedback while the user is interacting with it. In Designing Gestural Interfaces [Saf08], Dan Saffer points out:
We’re used to instant reaction to physical manipulation of objects. (...) When engaged with a gestural interface, users want to know that the system has heard and understood any commands given to it. This is where feedback comes in. Every action by a human directed toward a gestural interface, no matter how slight, should be accompanied by some acknowledgment of the action—whenever possible and as rapidly as possible. ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.