ScottS2017

/// You can run this code in Dartpad at https://www.dartpad.dev/6bddcfd50410c7537770cddbf1b637dc

import 'package:flutter/material.dart';

/// The only think that belongs in main is runapp. Normally, this
/// would be in its own file.
void main() {
  runApp(const MyApp());
}

ScottS2017

// MIT License
//
// Copyright (c) 2020 Scott Stoll
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:

ScottS2017

import 'package:flutter/material.dart';

class VnsObject{

  /// First, declare / instantiate any private class members
  static final List<Color> _colors = [
    Colors.white,
    Colors.yellow,
    Colors.orange,
    Colors.purple,

ScottS2017

FixedExtentScrollController fixedExtentScrollController =
    new FixedExtentScrollController();
ListWheelScrollView(
  controller: fixedExtentScrollController,
  physics: FixedExtentScrollPhysics(),
  children: monthsOfTheYear.map((month) {
    return Card(
        child: Row(
      children: <Widget>[
        Expanded(

ScottS2017

import 'package:flutter/material.dart';


class GutsOfMyPage extends StatelessWidget {
  const GutsOfMyPage({
    Key key,
    @required int counter,
  }) : _counter = counter, super(key: key);

  final int _counter;

ScottS2017

final Widget box_constraints_forces_an_infinite_height_or_width = 
  Column(
    children: <Widget>[
      Container(
        height: double.infinity,
      ),
    ],
  );

ScottS2017

void main() {
    runApp(
        Column(
            mainAxisSize: MainAxisSize.min,
            children: <Widget>[
                Flexible(
                    fit: FlexFit.loose,
                    child: Container(
                        color: Colors.blue,
                        height: 100,

ScottS2017

Widget brokenCodeRenderFlexError =
  Column(
    /// A Column's default is "mainAxisSize: MainAxisSize.max,"
    /// This means it will try to take all the height it's allowed to.
    children: <Widget>[
      Container(
        height: 300,
        width: double.infinity,
        color: Colors.red,
      ),

ScottS2017

Expanded({
  Key key,
  int flex = 1,
  @required Widget child,
  }) : super(
    key: key,
    flex: flex,
    fit: FlexFit.tight,
    child: child,
  );

ScottS2017

final Widget render_constrained_box_object_was_given_an_infinite_size_during_layout = 
  Column(
    children: <Widget>[
      Row(
        children: <Widget>[
          Container(
            child: SizedBox(
              height: double.infinity,
            ),
          ),