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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Do It
App Inventor provides one great tool for testing and debugging: Do It. You can right-click on any block at any time, as long as a device or emulator is connected, and select Do It from the menu. This option runs that block immediately on the device, even if it is not inside an event (see Figure 8.7).
Figure 8.7 Using the Do It feature to immediately run any block.
The Do It feature is simple, and you can use it in many ways, depending on what blocks you have and what you need to test. Here are some examples of how you can use Do It to help with testing and debugging:
Reset lists (set a list to an empty list)
Move sprites to start locations ...
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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.
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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.