Primeiros passos em Dart, como instalar Dart SDK no Linux e compilar Hello World!!

sudo apt-get updatesudo apt-get install apt-transport-httpssudo sh -c 'wget -qO- https://dl-ssl.google.com/linux/linux_signing_key.pub | apt-key add -'sudo sh -c 'wget -qO- https://storage.googleapis.com/download.dartlang.org/linux/debian/dart_stable.list > /etc/apt/sources.list.d/dart_stable.list'

sudo apt-get updatesudo apt-get install dart

void main() {  print("Hello, world");}