How do I create a DART file?

Open your flutter project in android studio. Go to android studio settings by following this flow. File => Settings => Languages & Frameworks and select Dart check its Sdk path is it correct or not and is the dart support is enabled for your project or not.

Read more

What is Dart and how does it work?

DART systems are designed to sense pressure changes at the bottom of the ocean caused by passing tsunamis and to communicate these changes to the tsunami warning centers . Each DART system consists of a bottom pressure recorder anchored to the ocean floor and a separately moored companion surface buoy.

Read more