Free-Download App Inventor OrientationSensor “Cheat Sheet”!

Download here: App Inventor Orientation Sensor Cheat Sheet (PDF) High res, suitable for printing. Feel free to share with others. Here is a GIF of the cheat sheet but use the PDF for printing (higher resolution): Post comments here or on our Facebook group page. Thank you! E-Books and Printed Books If you find these tutorials … Continue reading Free-Download App Inventor OrientationSensor “Cheat Sheet”!

Sensors: How to use the Orientation Sensor

Smart phones and tablets contain several kinds of “sensors” to sense information about their environment. For example, an accelerometer provides information about movement of the phone (or tablet) – letting us know the speed and direction of travel in x, y and z coordinates (three dimensions). The orientation sensor tells us if the phone is … Continue reading Sensors: How to use the Orientation Sensor

Announcing App Inventor 2 Graphics, Animation and Charts book

Volume 4 of my App Inventor guide books series is now available in e-book and print format. The book also includes video-based tutorials to supplement the text. Back Cover Description MIT App Inventor is the fast and simple way to develop Android apps. Using a programming system that runs in your Internet browser, just drag … Continue reading Announcing App Inventor 2 Graphics, Animation and Charts book

Sensors: Using the Accelerometer to detect motion

This tutorial introduces the accelerometer – at a high level – as a tool to detect the phone being shaken. You can use this feature as another kind of user input to your app – for example, make a game where shaking the phone resets the game play or starts a new game. An accelerometer is … Continue reading Sensors: Using the Accelerometer to detect motion

App Inventor Books

Help yourself to faster programming by purchasing my App Inventor 2 Guides from any of the following vendors – thank you very much! Detailed descriptions of all the books are below, including Table of Contents and some sample chapters. Where to Buy App Inventor 2 Introduction (Volume 1 e-book) Step-by-step guide to easy Android programming Buy … Continue reading App Inventor Books

Downloads

App Inventor “Cheat Sheets” Downloads: App Inventor Cheat Sheet (PDF 9 pages, 5 MB) App Inventor Bluetooth Cheat Sheet (PDF) App Inventor Orientation Sensor Cheat Sheet (PDF) Feel free to share these “cheat sheets” with your friends and colleagues. App Inventor 2: Introduction – Source code files for download Move your mouse over a filename … Continue reading Downloads