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A pragmatic guide to BuildContext in Flutter

As a senior Flutter developer, a big part of my daily job consists of reviewing code, mentoring other developers, and helping them with their problems. One mistake that I noticed developers repeating on many occasions is misusing BuildContext. I analyzed why this happens and came to the conclusion that it is because of an incomplete understanding of what BuildContext is, how it works, and its scope and lifecycle.

Tiny Flutter: The future of Dart & Flutter on small devices?

Dart recently added experimental support for the new RISC-V CPU architecture and the first boards with these new chips are now starting to be available. One of these is the Sipeed Lichee D1, a RaspberryPi type device that is able to run Linux and Dart. At the same time, tiny but very cheap OLED screens are showing up in all sorts of devices, from soldering irons to high end music synthesizers. But what does it mean for Flutter and its mission "Beautiful apps for every screen" when the screen is 1 inch with a resolution of 128x64? Is that even possible? In this talk I'll cover how to get Dart running on one of these boards, how to use these tiny screens from Dart and what parts of Flutter can help with using screens this small.

Should You Use Flutter In Your Next Project?

As an application developer, you come across various app development frameworks, including Flutter. The framework has gained significant popularity for creating very popular apps in a short period. The most popular is of course, Google Add, the app developed by Google using Flutter. But does this prove that the framework is best for your next project?


Creating WebView Content Blockers with Flutter InAppWebView

In this article, we are going to learn how to create a custom Content Blocker for our WebView instances using the flutter_inappwebview plugin. Content Blockers are usually used for blocking ads, but you can also use them to block any other content. Blocking behaviors include hiding elements, blocking loads, and, on iOS and macOS, stripping cookies from WebView requests.


How we contribute to the Flutter ecosystem

This month, both Flutter and Codemagic have an anniversary to celebrate! Flutter 1.0 was released in December 2018 at Flutter Live. At the same event, we launched Codemagic, the community’s favorite CI/CD tool for Flutter. This also marked the beginning of the ongoing partnership between the Flutter team and Nevercode, the company behind Codemagic CI/CD.


Migrating a Flutter app to Material 3

At Google I/O 2021, Google announced the next evolution of Material Design, Material You, along with Android 12. The Material Design system’s biggest overhaul yet brought redesigned components, new colors, a wide range of shapes, simplified typography, new elevation, better accessibility, and many other tweaks. With this update, Flutter apps can have a consistent design across multiple platforms.


Automating Flutter Apps with Appium Flutter Driver using Appium Java Client

In today’s world, mobile applications are essential for any business to thrive, and almost all developed products offer web and mobile support. This has made mobile application testing an integral part of the QA life cycle, and adding to it. The onus is on the test automation engineers to develop an E2E automation suite for mobile application testing. In this blog, I will explain how test automation engineers can start using Appium to automate mobile applications developed using Flutter.


Design Stunning Charts with fl_charts in Flutter

The human brain processes image 60,000 times faster than text. This should explain why we love graphs more than data tables in math or statistics or literally any subject of consideration. Easier said than done, it is not a cakewalk to draw a perfect graph. But now we can put all those worries to rest since the new fl_chart library in Flutter is a total blessing. Flutter is an open-source UI software development kit built by Google.


Test and create mobile-friendly apps with Xray and Flutter Testing Tutorial

More people use mobile devices to access websites and applications than laptops and desktop computers. According to Statista, mobile traffic share is over 54%, surpassing desktop computers as the most used device to access the internet in 2022. Mobile also fuels 45% more financial decisions, according to the State of Mobile 2021 report. If your app isn’t optimized for mobile, it may be undervalued and underperforming financially.