Uploaded May 2020 | Updated September 2026, 2 weeks ago

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Write and run plain old Java code (console output via main(), not for Android) in Android Studio.


[SOLUTION] Getting java.util.NoSuchElementException from a Scanner on System.in?
1. Expand the "Gradle Scripts" in your project view
2. Edit settings.gradle
3. Comment out (two //) the include ':app' line
Click Sync Now to resync your Gradle files
(This will change your project view; that's expected)
4. Re-run your program.


Note: If you use System.out.print() to print to the screen (note no linefeed) then it won't show up until after any pending System.in.nextXYZ() is finished.