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[C:\git\dart] dart joke.dart
Why did the burglar hang his mugshot on the wall? To prove that he was framed!
[C:\git\dart]

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class JokePageState extends State<JokePage> {
  Future<String> response;

  initState() {
    super.initState();
    response = http.read(dadJokeApi, headers: httpHeaders);
  }

  Widget build(BuildContext context) {
    return new Scaffold(

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dependencies:
  share: "^0.3.1" 

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import 'package:share/share.dart';

...

shareAction() {
  if (displayedJoke != '') {
    share(displayedJoke);
  }
}

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flutter:
  uses-material-design: true
  fonts:
    - family: Patrick Hand
      fonts:
       - asset: assets/fonts/PatrickHand-Regular.ttf

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// declaring a text style based on custom font
const jokeTextStyle = const TextStyle(
    fontFamily: 'Patrick Hand',
    fontSize: 34.0,
    color: Colors.black87,
    letterSpacing: -0.5,
    fontStyle: FontStyle.normal,
    fontWeight: FontWeight.normal);

// now all we have to do is add a style to the Text widget

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_refreshAction() {
  setState(() {
    _response = http.read(dadJokeApi, headers: httpHeaders);
  });
}

floatingActionButton: new FloatingActionButton(
  onPressed: _refreshAction,
  tooltip: 'New joke',
  child: new Icon(Icons.refresh),

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_refreshAction() {
  setState(() {
    _response = http.read(dadJokeApi, headers: httpHeaders);
  });
}

...
  
if (decoded['status'] == 200) {
  _displayedJoke = decoded['joke'];

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Widget build(BuildContext context) => Scaffold(
  appBar: AppBar(
    title: Text(widget.title),
    actions: <Widget>[
      IconButton(
        icon: Icon(Icons.info),
        onPressed: _aboutAction,
      ),
      IconButton(
        icon: Icon(Icons.share),

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const comments = <Comment>[
  Comment(
    "Creating apps is just faster and more fun with Flutter.",
    "Posse Inc."),
  Comment(
    "Yesterday I was trying #Flutter for the first time, today I published an application.",
    "@CristianDudca"),
  Comment(
    "This weekend: Met and fell in love with Flutter.",
    "@FIREYOSE"),