Tag Archives: smartphones

How did you discover MIT App Inventor?

How did you discover MIT App Inventor?

I discovered App Inventor just as Google was handing AI classic off to MIT. At the time I was looking at different kinds of development tools for mobile devices, and App Inventor showed up in some online searches.

I took a look at it and found it  intriguing – at the time, AI classic did not seem quite capable of doing the things I was likely to need, but I intended to keep an eye on it.

A few months later, I was asked if we could quickly train some high school students to write Android apps? I have been a volunteer engineering mentor with FIRST Robotics programs for eight years. The new high school team where I was volunteering had intriguing ideas for mobile apps. When I was asked about the feasibility of quickly building some Android apps, I immediately proposed MIT App Inventor!

Our first student was so enthralled he literally stayed up half the night teaching himself App Inventor and soon was writing bundles of code for our Android tablet applications. Eventually another student joined the effort (from an iPhone background!) and rapidly came up to speed, writing a neat app in App Inventor.

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New App Inventor 2 “Companion” app released today; new features

Changes between nb143i and nb144 (June 30, 2015)

  • When a component is renamed in the designer, any related collapsed blocks will be properly renamed now.
  • Screen1 now has properties that permit you to hide both the top “Status” and “Title” Bars
  • The selected item in a ListView is now highlighted
  • Activity Starter component now has a “Activity Canceled” event
  • Fix to the Player Component so it doesn’t spontaneously start playing after a phone call or other interruption
  • Bugfix to Image Sprite rotation which had left screen artifacts on some devices
  • Add Math blocks to convert between decimal, Hexidecimal and Binary representation
  • Clock Component now permits you to format a date or time arbitrarily. You provide a “format string”
  • You can now have both a Background Image and a Background Color and the “right thing” happens
  • TextToSpeech: The designer now uses dropdown menus to select Country and Language. Added blocks to fetch the supports countries and languages on a given device

Source: Release Notes for MIT App Inventor 2 (Beta)