December 2013
Beginner
416 pages
12h 45m
English
book
Learning Android™ Application Programming: A Hands-On Guide to Building Android Applications
by James Talbot, Justin McLean, Jorge Hernandez
Content preview from Learning Android™ Application Programming: A Hands-On Guide to Building Android Applications
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Making Your Application Resolution Independent
If you use the right units and take a little care with your layouts, Android helps your app scale to different screen sizes and different screen densities.
For spacing and layout, it’s best to use dp units. This means that views and margins on the screen will be roughly the same size on devices having different screen densities. They will not be exactly the same size as measured with a ruler, because Android groups screen density and doesn’t use the actual physical screen density. You’ll explore this in more detail later.
For fonts, you should use sp units (scale-independent pixels). sp units act the same as dp units in that sp units are independent of the device’s screen dpi, and they also take ...
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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.