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Newsletter Issue 62

October 26, 2020

Remember comment, rate, claps, or any other recognition that you want 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 message, I will do my best to share it. 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.


Dart sound null safety: technical preview 2. We are getting close to null safety in Flutter. Are you ready for null safety?

Flutter on the web, slivers, and platform-specific issues: user survey results from Q3 2020. The results for the latest Flutter quarterly user survey are here. Check it out to learn what are the best and pain points of Flutter from its users.


Flutter Design Patterns: 20 — Chain of Responsibility. Another great tutorial by Mangirdas Kazlauskas, here we learn about the Chain of Responsibility design pattern and how to implement it on Dart and Flutter.

Flutter Widgets (TabBar & TabBarView) The Whole Picture. Amazing tutorial by Murtaza Sulaihi on how to create a custom Tab Bar in Flutter.

Immutable collections and objects for Flutter and Dart. Immutability is part of functional programming and a good way of preventing common errors in programming. In this tutorial, Bevan Steele shows us how to create immutable objects and collections in Dart / Flutter.

Deploy and maintain your Flutter Web build exclusively in GitHub Pages.. This tutorial by Karthikeyan S shows us how to host our Flutter web app on Github Pages.


SliverAppBar (Widget of the Week). SliverAppBar may sound like a familiar widget, but in this episode we show you how to use the new FlexibleSpaceBar’s expandedHeight and flexibleSpace properties to create an area at the top of a list that can grow, shrink, and more!.

Flutter Debugging 101. By Bleyl Dev. In this tutorial we go through the different debugging tools and techniques to debug your app in Flutter.

Flutter Builds | How to build a Calendar app using TableCalendar & Sqflite in Flutter. By Aphrx. In this video, I’ll be creating a calendar app using TableCalendar and Sqflite in Flutter. This is a different format I wanted to try to make sped up videos of me coding with a narrative-style explanation for what I’m doing.


sliver_tools A set of useful sliver tools that are missing from the flutter framework.

animated_splash A light weight package for flutter apps, that easily shows a splash screen with a nice fade animation.

retry Utility for wrapping an asynchronous function in automatic retry logic with exponential back-off, useful when making requests over network.

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