felipecastrosales

function sum(a, b) {
  return a + b;
}

felipecastrosales

void main() {
 print('hello world!');
}

felipecastrosales

import 'package:flutter/material.dart';

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

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Stack(
        children: [

felipecastrosales

import 'package:flutter/material.dart';

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

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      debugShowCheckedModeBanner: false,
      home: Scaffold(

felipecastrosales

import 'package:flutter/material.dart';

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

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      debugShowCheckedModeBanner: false,
      home: Scaffold(

felipecastrosales

import 'package:flutter/material.dart';

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

class AlignExample extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      debugShowCheckedModeBanner: false,
      home: Scaffold(

felipecastrosales

import 'package:flutter/material.dart';

void main() => runApp(FlexibleExample03());

class FlexibleExample03 extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      debugShowCheckedModeBanner: false,
      home: Scaffold(

felipecastrosales

import 'package:flutter/material.dart';

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

class FractionallySizedBoxWidgetSpace extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Responsive',
      debugShowCheckedModeBanner: false, 

felipecastrosales

import 'package:flutter/material.dart';

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

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      debugShowCheckedModeBanner: false, 
      home: GridViewExtentWidget(),

felipecastrosales

import 'package:flutter/material.dart';

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

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      debugShowCheckedModeBanner: false, 
      home: MediaQueryExample01(),