Technical Blog
Enjoy some technical articles on Flutter.

State Restoration in Flutter: Practical and Comprehensive Guide

Discover the State Restoration in Flutter with a concrete and detailed guide. Learn and deepen your knowledge with explicitly explained advanced techniques, allowing for a more robust and efficient application.

Introduction to the Completers: A Practical Guide

Discover what Completers are in Dart/Flutter and how they enhance future management. Explore concrete examples illustrating the benefits of using Completers for precise control of asynchronous flows.

Widget - State - Context - InheritedWidget

This article covers the important notions of Widget, State, Context and InheritedWidget in Flutter Applications. Special attention is paid on the InheritedWidget which is one of the most important and less documented widgets.

StatefulWidget - Interaction(s)

How to interact with or have interactions between several StatefulWidgets?

Futures - Isolates - Event Loop

Single Thread, multi threading, synchronous and asynchronous. This article explains the different code execution modes in Flutter.

Flutter internals

How does Flutter actually work, internally? What are Widgets, Elements, BuildContext, RenderOject, Bindings...

Reactive Programming - Streams - BLoC

Introduction to the notions of Streams, Bloc and Reactive Programming. Theory and practical examples.

Reactive Programming - Streams - BLoC - Practical Use Cases

BLoC, Reactive Programming, Streams - Practical use cases and useful patterns.

Responsive - Bootstrap like solution

Flutter does not come with any built-in solution for responsive layout for Web Application. This article gives a pseudo-Bootstrap Grid system solution.

Flutter Web - 404 - Direct URL - No Hash

How to handle the 'Page not Found 404' error, manual direct URL entry and avoid the hash character in the URL?

Efficient Form validation via Streams

How to make sure a form validation using streams actually works?

BlocProvider.of(context) returns null

Why can I not retrieve a BLoC from another Page/Route?

Is a Widget inside a Scrollable visible?

How to know if a Widget, part of a Scollable, is visible?

BLoC - ScopedModel - Redux - Comparison

BLoC, Scoped Model, Redux... Comparison... when to use them and why?

addPostFrameCallback

How can I show a Dialog the very first time I load a page? How can I do something once a build is complete?

This article explains the notion of 'Semantics' in Flutter.

Flutter - Crush

How to build a Match-3 game, like Candy Crush, Bejeweled, FishDom... in Flutter.

Material - TextStyle - TextTheme

An introduction to the concept of Theme and more specifically to the concept of Text Styles (TextStyle & TextTheme)

Action Overlay on longPress in Scroll Container

How to display an overlay on top of a specific item, present in a Scroll Area, on longPress?

How to refresh the content of a Dialog via setState?

Suppose you have a Dialog with some Widgets such as RadioListTile, DropdowButton... or anything that might need to be updated WHILE the dialog remains visible, how to do it?

How to create a Toast or Notifications? Notion of Overlay

How to display something on top of any screen/page in Flutter?