Retro rotary passcode input UI challenge made with Flutter. In the first part, the static design of the UI is implemented. — Some time ago, I implemented the rotary passcode UI and shared the code with the Flutter community. I may not be the sharpest tool in the shed, and I also promised to create an in-depth tutorial on how I implemented it. …

Overview of Firebase Remote Config and how to use it to enable real-time features in your Flutter application — Real-time updates, feature flagging and A/B testing — what if I told you that you could enable these powerful features in your Flutter application with minimal development effort and without any costs? …

Enabling supply chain security features for Dart and Flutter projects on GitHub On October 6, 2022, GitHub announced the availability of supply chain security features for the Dart developer ecosystem. This post will review the available options and how to enable these features for your projects. Note: I moved this…

Creating a fun Flutter form validation animation in 15 minutes or less — In this short tutorial, we will create a NOPE form validation animation in Flutter. All you need is a basic understanding of Flutter and Dart. Let’s get started! Note: I moved this blog to my personal website. For a better reading experience, up to date articles, interactive code examples and…

Dart type system goes: never say never… — First of all, the title of this article could seem like just another clickbait but let me explain. Sure, there is a chance that you have used this type, but for the sake of a pun (and I REALLY enjoy them), I had to do it - oh well, here…

An extensive checklist to kick-off a new Flutter project — Creating a new Flutter project is a blessing — fresh codebase, no legacy code (yet), null-safety, most recent versions of your favourite packages and so forth. But at the same time, you should make critical decisions at the beginning of the project that would lay the foundation for the future…

An overview of the Observer design pattern and its implementation in Dart and Flutter — In the last article, I analysed a behavioural design pattern that reduces dependencies between a set of interacting objects by decoupling the interaction logic from the objects and moving it to a dedicated controller — Mediator. …

An overview of the Mediator design pattern and its implementation in Dart and Flutter — Previously in the series, I analysed a behavioural design pattern that separates algorithms from the objects they operate on — Visitor. …

Some insights on how to implement a production-quality app using Dart + Flutter — Recently, I received a task to build a shopping app prototype using Dart + Flutter. The main requirements were to use the real-world e-commerce API of free choice, implement lazy products’ loading and caching, and build products and their details page. All the other implementation details were left up to…