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Newsletter Issue 127

March 27, 2022

Remember to comment, rate, clap, or any other recognition you want to give to those who write these fantastic articles, tutorials, packages, and videos.

If you have any remote conference about Flutter or Dart that you want me to share, please send a message on Twitter @fluttertap. Also, if you have any important messages, I will do my best to share them. We have to help each other in this situation.

Are you building something in Flutter this month? Please share it with me on twitter @fluttertap.


Bluetooth Low Energy in Flutter — An Overview. A deep dive into Bluetooth Low Energy with everything you need to know, how it works, what libraries to use, and how to use it in your Flutter apps.


How I’m testing my Cubits and little sneaky tips & tricks to speed it up. A great tutorial by Verena Zaiser on how to improve your Cubit testing.

Call Method after Build in Flutter  –  The Right Way. Sometimes you want to call a method after the widget build phase. This tutorial teaches us an easy way to accomplish that using addPostFrameCallback.

Use Alchemist to simplify your Flutter Goldens. Goldens are a great way to test your Flutter apps. Guillaume Bernos shows you how to use Alchemist to streamline your Flutter Goldens.

Download File from Firebase (Flutter Mobile and WEB). A short but helpful tutorial by Hesam on downloading files from Firebase.


ScaffoldMessenger (Widget of the Week). Ever have difficulties showing SnackBars to users while they navigate? If so, have no fear, ScaffoldMessenger is here!.

How to Build a Game with Flutter. In this tutorial, you’ll learn how to build a game with Flutter in 10 minutes.

Creating the future of spreadsheets with Flutter. Rows is a next generation spreadsheet focusing on performance and collaboration. Watch the video to learn how Flutter is helping them bring their beautiful vision to users on every platform.

Day 1 - Saturday 26th :: Flutter Festival London. This is the first day of the Flutter Festival London.

Track 2 - Day 2 - Sunday 27th :: Flutter Festival London. Flutter Festival London track.


alchemist A support package that aims to make golden testing in Flutter easier and more

universal_html A ‘dart:html’ that works in all platforms, including Flutter and server-side. Eases cross-platform development and HTML / XML processing.

page_grid Easy and flexible grid system for Flutter.