Hello App Inventor!: Android programming for kids and the rest of us

By Paula Beer, Carl Simmons

Summary

Hello App Inventor! introduces artistic younger readers to the area of cellular programming—no event required! that includes greater than 30 enjoyable invent-it-yourself initiatives, this full-color, fun-to-read ebook starts off with the development blocks you want to create a number of perform apps. Then you are going to examine the talents you want to carry your individual app principles to life.

Purchase of the print publication contains a loose publication in PDF, Kindle, and ePub codecs from Manning Publications.

About the Book

Have you ever questioned how apps are made? Do you have got a good suggestion for an app that you really want to make truth? This ebook can educate you the way to create apps for any Android equipment, no matter if you could have by no means programmed sooner than. With App Inventor, in the event you can think it, you could create it. utilizing this loose, pleasant instrument, you could come to a decision what you will have your app to do after which click on jointly colourful jigsaw-puzzle blocks to make it occur. App Inventor turns your undertaking into an Android app for you to try in your computing device, run in your cell, percentage along with your buddies, or even promote within the Google Play store.

Hello App Inventor! introduces younger readers to the realm of cellular programming. It assumes no earlier event. that includes greater than 30 invent-it-yourself initiatives, this e-book begins with uncomplicated apps and steadily builds the talents you want to deliver your individual rules to existence. we have now supplied the snap shots and sounds to get you began without delay. And a unique studying issues function connects the instance you are following to special computing suggestions you will use in any programming language.

App Inventor is constructed and maintained by means of MIT.

What's Inside

  • Covers MIT App Inventor 2
  • How to create lively characters, video games, experiments, magic tips, and a Zombie Alarm clock
  • Use complex mobilephone beneficial properties like:
    • Movement sensors
    • Touch monitor interaction
    • GPS
    • Camera
    • Text
    • Web connectivity

About the Authors

Paula Beerand Carl Simmons are expert educators and authors who spend so much in their time education new lecturers and introducing young ones to programming.

Table of Contents

  1. Getting to grasp App Inventor
  2. Designing the consumer interface
  3. Using the display: layouts and the canvas
  4. Fling, contact, and drag: person interplay with the contact screen
  5. Variables, judgements, and procedures
  6. Lists and loops
  7. Clocks and timers
  8. Animation
  9. Position sensors
  10. Barcodes and scanners
  11. Using speech and storing information in your phone
  12. Web-enabled apps
  13. Location-aware apps
  14. From notion to app
  15. Publishing and beyond

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Are important within the genuine global. you could make an app that Reminds you to do very important issues, like take drugs Sends an alert textual content together with your phone’s position makes use of photos to inform babies what time of day it truly is with the ability to create apps that your folks and kinfolk can use on their telephones is an awesome motivator to benefit to application and to make your apps the simplest they could in all likelihood be. in the event you get incredible, you can also promote your apps—for instance, at the Google Play shop. the opposite cause we’re eager about App Inventor is that simply because it’s a drag-and-drop graphical language, novices are likely to make fewer errors, and it’s more uncomplicated to identify them should you do (this is correct of languages like Scratch and Kodu, too). it may be challenging to seek down lacking classes or capital letters in typed programming languages—and that’s something you don’t have to fear approximately whilst you’re beginning out in App Inventor. What you would like We’ve incorporated setup directions in bankruptcy 1, and there’s extra at the App Inventor web site. To start, you’ll want a working laptop or computer working home windows, Mac OS X, or Linux (we used Windows). an internet browser. Firefox, Chrome, or Safari is ok (Internet Explorer doesn’t paintings in the meanwhile, yet there are plans for an replace soon). An Android cell isn’t crucial, however it makes issues much more enjoyable! A instant net connection or USB lead out of your mobilephone in your computing device is needed too. A Google account (more approximately this in bankruptcy 1). web site assets. the entire records we use (like pics and sound clips) are available at www. manning. com/HelloAppInventor. stable principles and a bit endurance! methods of utilizing this e-book We’ve written this booklet in series so that you get the fundamental rules of computing and programming in an order that we expect is smart. The early examples within the ebook comprise step by step directions (walkthroughs). Later, we suppose you know plenty of issues; and as you move, the actions develop into tougher as your ability point raises. The apps are inclined to get extra complex as you battle through the ebook, too, and people in bankruptcy 14 deliver all of the rules you’ve discovered jointly in rather tremendous and intricate apps. If you’re a newbie, we recommend that you just paintings throughout the booklet so as; it most likely makes the main feel that method. when you comprehend a bit approximately programming, chances are you'll locate it precious to bypass round and take a look at varied sections that curiosity you. We’ve integrated “Try It Out” and “Taking It additional” sections that offer you extra demanding situations. this is often the way you discover simply how a lot you recognize! It’s effortless to keep on with a suite of directions, yet are you able to follow these abilities to anything else? We strongly recommend that you just test those workouts and proposals. You’ll additionally locate a few quiz questions on the finish of every bankruptcy to envision that you just comprehend the computing suggestions coated. Symbols you’ll see We’ve used those symbols to focus on vital info in the course of the publication: studying issues offer you common computing device technological know-how ideas for you to learn additional.

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