runCommand function
Runs a shell command and prints the output from STDERR and STDOUT.
Implementation
void runCommand(String shellCommand) {
try {
List<String> shellItems = shellCommand.split(' ');
String initItem = shellItems[0];
shellItems.removeAt(0);
Process.run(initItem, shellItems).then((result) {
stdout.write(result.stdout);
stderr.write(result.stderr);
});
} catch (e) {
print(e);
}
}