Flutter lessons

A course for complete beginners. Mark lessons as completed; progress is stored in your browser.

0

Lesson 0

Installing Flutter and setting up your editor

How to install Flutter on Windows, macOS and Linux: Git, git clone, PATH, the VS Code extension, checking with flutter doctor, the Android Studio plugin and common errors such as “'flutter' is not recognized as an internal or external command”.

1

Lesson 1

Your first Flutter app: Hello World

Create and run a Flutter project, look at main() and runApp(), build a screen with MaterialApp and Scaffold, write your own widget, try hot reload and add your first package, url_launcher.

2

Lesson 2

In Russian

StatelessWidget and StatefulWidget

Widgets without state and widgets with state, and when to use which — building on the app from Lesson 1.

3

Lesson 3

In Russian

ListView: an endless scrolling list

The ListView widget builds finite and endless lists of widgets and makes them scrollable.

4

Lesson 4

In Russian

Input form and validation

Form is the container for input fields; through its state you check what the user entered.

5

Lesson 5

In Russian

Navigation and routing: the Navigator class

Navigator manages the stack of screens: opening, closing and switching between them.

6

Lesson 6

In Russian

Asynchronous methods: async and await

Reading from the network, files or a database needs asynchronous code; async and await keep it readable.

7

Lesson 7

In Russian

HTTP and HTTPS: network requests in Dart and Flutter

Clients and servers exchange data over HTTP or HTTPS; how to send requests from a Flutter app.

8

Lesson 8

In Russian

Introduction to Flutter for the web

Running a Flutter project in a web browser.

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