Dart & Flutter Tips: Faster, Lighter, and Happier! Better Developer Experience in Flutter/Dart. — Code generation tools are great! They give us clean, easy-to-manage, and bug-resistant, type-safe code and save us a lot of development time. However, you may notice that build_runner slows down as the project grows. It’s because build_runner analyzes the entire project by default. So, the more we add new files…

Smart using Dart 3 in Flutter world! Dart 3 underwent a major upgrade with the release of Flutter 3.10, achieving 100% sound-null safety. This means that all properties and variables must declare whether they are nullable. The purpose of this enhancement is to make project compilation more efficient, increase speed…

Hi, my name is Rodrigo Martins, I’m a senior software engineer at EBANX, and I’m here to share a little bit about the latest project that I’m working on. The main idea of this project is: Run the application in multiple countries from Latin America, and to do that we…

Max Howell, the creator of Homebrew, once interviewed for a software developer position at Google. Despite being one of the most phenomenal developers, he was rejected by Google. The reason? — He could not solve a data structure question right. He expressed his discontentment with Google’s interviewing process through his…

Introduction Welcome to the latest installment in our comprehensive series on mastering Flutter performance! Today, we’re diving deep into one of the most crucial aspects that often goes unnoticed: Efficient Widget Tree Structure. In the Flutter universe, the way you arrange your widgets is not just a matter of good code…

[update March 7, 2020] - added instructions for different app icons for different flavors in iOS and Android [/update] After plenty of trial and error to get flavors to work, especially in iOS, I decided to write this article with my learnings. So jumping right into it — build flavors…

We all know that flutter is great for ui . but is it it’s main strength ? well , personally i think the most powerful thing about flutter is it’s Team and developers support either its’ fascinating updates each time or its’ packages that make your life easier. Today we’ll…

How could it be difficult? — Organizing your folders and files is painful, especially on big projects that can easily suppress 1000 files to be managed. Files should not contain hundreds of lines. For the sake of our mental health, we can not have high coupling and seek to implement the Single Responsibility Principle. Generating high-quality…

We have already shown you how to add Google Maps and custom markers to a Flutter app. Let’s take it one step further and show you how to add a circle to your map or identify a specific area City, State, or Country. Note that: It is already assumed that…

Disclaimer: This is my own personal checklist/interview questions. While in my professional career I did lead interview rounds for the companies where I work/had worked on, this list by any means is neither correlated nor affiliated to them. This list doesn’t really contain the straightforward answer but it is listed…

One of the major aspects of training your machine learning model is avoiding overfitting. The model will have a low accuracy if it is overfitting. This happens because your model is trying too hard to capture the noise in your training dataset. By noise we mean the data points that…

When we use assets, it really becomes a pain to add all assets and then use them in our UI with all the path strings, etc… Let’s see how you can generate assets automatically so that you can forgive that pain 😉 So, let’s first see what we usually do…

whoami Well hello there! Before we dive in, let me quickly introduce myself and what this tutorial is about. My name is Daria, I’m a Flutter developer at Chili Labs. I’m also the co-founder (oh, fancy 😂) and the only developer of the “Bunny Search” app. …and what is Bunny Search? “Bunny Search” is an app…

Learn the websites I use for content ideas, trending topics, audience research, SEO ranking, and many more! — As a content creator, I always have to be on the lookout for new and exciting ways to create quality content. There are so many different sites that offer tutorials, how-to’s, and other helpful resources that it can be hard to keep track of them all. That is why today…

Since I became an Android Google Developer Expert in September 2020, a lot of people are reaching me asking how I achieved this. So, in this article, I will try to explain some steps that made this possible. If you don’t know what is the Google Developer Expert Program, here…