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”! →
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 →
This web site is now receiving 25,000 unique visitors each month! I am very pleased that these tutorials are helpful to so many people all over the world! Web site access is nearly the same every hour around the clock, implying a global readership (update: 145 countries!) Operating System Used 82% of the visitors use … Continue reading Appinventor.pevest.com usage →
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 →
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 →
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 →