LiewJunTung

import 'package:flutter/material.dart';

final Color darkBlue = Color.fromARGB(255, 18, 32, 47);

void main() {
  runApp(MyApp());
}

class MyApp extends StatelessWidget {
  @override

LiewJunTung

void main(){
  var map = {"a": "b"};
  var map2 = {"b": "c"};
  print({...map, ...map2, "c": "d"});

  var list = ["a", "b"];
  var list2 = ["c", "d"];

  print([...list, ...list2, "f", "g"]);
}

LiewJunTung

class Dog {
  String name;
  int age;

  Dog(this.name, this.age);
}

class DogHouse {
  Dog dog;
  DogHouse(this.dog);

LiewJunTung

import UIKit

@UIApplicationMain
class AppDelegate: UIResponder, UIApplicationDelegate {

    var window: UIWindow?

    func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool {

        let json = "{\n  \"a\": \"a\",\n  \"a_\": \"a_\",\n  \"a_a\": \"a_a\",\n  \"a_a_\": \"a_a_\",\n  \"a_a_a\": \"a_a_a\",\n  \"a_a_a_\": \"a_a_a_\",\n  \"a_a_a_a\": \"a_a_a_a\",\n  \"a_a_a_a_\": \"a_a_a_a_\",\n  \"a_a_a_a_a\": \"a_a_a_a_a\",\n  \"a_a_a_a_a_\": \"a_a_a_a_a_\",\n  \"a_a_a_a_a_a\": \"a_a_a_a_a_a\",\n  \"a_a_a_a_a_a_\": \"a_a_a_a_a_a_\",\n  \"a_a_a_a_a_a_a\": \"a_a_a_a_a_a_a\",\n  \"a_a_a_a_a_a_a_\": \"a_a_a_a_a_a_a_\",\n  \"a_a_a_a_a_a_a_a\": \"a_a_a_a_a_a_a_a\",\n  \"a_a_a_a_a_a_a_a_\": \"a_a_a_a_a_a_a_a_\",\n  \"a_a_a_a_a_a_a_a_a\": \"a_a_a_a_a_a_a_a_a\",\n  \"a_a_a_a_a_a_a_a_a_\": \"a_a_a_a_a_a_a_a_a_\",\n  \"a_a_a_a_a_a_a_a_a_a\": \"a_a_a_a_a_a_a_a_a_a\",\n  \"a_a_a_a_a_a_a_a_a_a_\": \"a_a_a_a_a_a_a_a_a_a_\",\n  \"a_a_a_a_a_a_a

LiewJunTung

animation_button.setOnClickListener {
    it.apply {
        val transition = ChangeBounds()
        transition.duration = 2000L
        TransitionManager.beginDelayedTransition(constraint_parent_view, transition)
        when {
            translationX == 0f -> translationX = 450f
            translationX < 0f -> translationX = 0f
            translationX > 0f -> translationX = -450f
        }

LiewJunTung

// Copyright (c) 2019, the Dart project authors.  Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

import 'package:flutter/material.dart';

void main() => runApp(MyApp());

class MyApp extends StatelessWidget {
  @override