Android/Kotlin: A FloatingActionButton setOnClickListener Snackbar example

As a quick note to self, this is an example of how to implement a setOnClickListener on a FloatingActionButton with Android and Kotlin:

fab.setOnClickListener { view ->
        "An exciting message!",
    ).setAction("Action", null).show()

Hopefully that’s enough to get “future me” pointed in the right direction when I need this again. :)

(There are more lambda details at this link.)

Android source code to show a popup dialog with a text field

I am working on a way to rapidly mock up Android applications using Android Studio, i.e., to rapidly prototype Android applications on the fly, and little snippets of code help to make this happen. For instance, this snippet of code shows how to show a popup dialog to prompt a user to enter information into a text field: