BoshiLee

enum Books: String {
  case computer = "Computer"
  case science = "Science"
  case langugae = "Language"
}

BoshiLee

let error : Error = .fatal(num: 404, message: "not found")

BoshiLee

private fun setupAdapter() {
  this.forecastListAdapter = ForecastListAdapter(this, WeatherService.threeDayForecast)
  forecast_List.adapter = this.forecastListAdapter
  forecast_List.layoutManager = LinearLayoutManager(this)
}

BoshiLee

yourImageView.load(fromURLString: webUrlString, enableAnimation: true, defaultImage: UIImage(named: "defaultImage")!)

BoshiLee

            // 網銀密碼升級 Alert 文字
NSDate *fourDigisPasswordExpireDate = [@"2019/9/9" dateFromMMBShortStyleDateString];
NSAttributedString *updatePasswordNotifyString = [MMBLoginModel updatePasswordNotifyWithDate:fourDigisPasswordExpireDate];

if ([MMBLoginModel isFourDigiPasswordExpired:fourDigisPasswordExpireDate]) {
    [MMBViewEngine.sharedInstance showAlert:@"網銀密碼升級"
                          attributedmessage:updatePasswordNotifyString
                                   aligment:NSTextAlignmentJustified
                               actionTitles:@[@"立即升級"] callBack:^(NSInteger isConfirm)
     {

BoshiLee

Stream<int> countStream(int max) async* {
    for (int i = 0; i < max; i++) {
        yield i;
    }
}


Future<int> sumStream(Stream<int> stream) async {
    int sum = 0;
    await for (int value in stream) {

BoshiLee

class StartTakePictureScreen extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text('Camera Example'),
      ),
      body: Center(
        child: RaisedButton(
          child: Text('Take A Picture'),

BoshiLee

void pushToCamera(BuildContext context) async {
  final cameras = await availableCameras();
  Navigator.push(
    context,
    MaterialPageRoute(
      builder: (context) => TakePictureScreen(camera: cameras.first),
    ),
  );
}

BoshiLee

// A screen that takes in a list of cameras and the Directory to store images.
class TakePictureScreen extends StatefulWidget {
  final CameraDescription camera;

  const TakePictureScreen({
    Key key,
    @required this.camera,
  }) : super(key: key);

  @override

BoshiLee

// You must wait until the controller is initialized before displaying the
// camera preview. Use a FutureBuilder to display a loading spinner until the
// controller has finished initializing.
FutureBuilder<void>(
  future: _initializeControllerFuture,
  builder: (context, snapshot) {
    if (snapshot.connectionState == ConnectionState.done) {
      // If the Future is complete, display the preview.
      return CameraPreview(_controller);
    } else {