Shell/Bash: this requires the 'non-nullable' language feature to be enabled. Example

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Shell/Bash Example: This is the "this requires the 'non-nullable' language feature to be enabled." Example. compiled from many sources on the internet by SimpleTutorials.org

This requires the 'non-nullable' language feature to be enabled.

flutter clean
flutter packages pub upgrade
flutter pub run build_runner build



* Summary: This "this requires the 'non-nullable' language feature to be enabled." Shell/Bash Example is compiled from the internet. If you have any questions, please leave a comment. Thank you!

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