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A Single Thread of Execution in App Inventor Screens (mirrored)

This post is mirrored from by @jos to make it available cross-language, preserve it, and update it with more recent block examples. A Single Thread of Execution in App Inventor Screens The development documentation provides a very good example of why certain things in the User Interface (UI) of an app happen in the way they do. In App Inventor we use Screens to lay out components to create the UI of the app. The main idea is that all actions that affect the UI happen sequentially. Some exa…

to get a better understanding how things are working here

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