December 2014
Beginner to intermediate
240 pages
6h 54m
English
book
Learning MIT App Inventor: A Hands-On Guide to Building Your Own Android Apps
by Derek Walter, Mark Sherman
Content preview from Learning MIT App Inventor: A Hands-On Guide to Building Your Own Android Apps
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Exercise: Fore
A golf course is a challenge because of its obstacles, so it makes a good model for an app when we want to practice working with edges, collisions, palettes, and sprites.
Create a new project and name it Fore. We are then going to become golf course architects and design the first hole.
1. We need the following elements: a canvas, two balls, and a clock.
2. The canvas should fill the screen: Set the width to Fill Parent and the height to 400 pixels. Then make the background green.
3. Make the ball white and give it a radius of 8 (or whatever you find makes the best size for flicking across the screen—see Figure 7.8).
Figure 7.8 ...
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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.