Detecting gestures on Flutter Stack children that are positioned outside the Stack‘s boundaries can be tricky. Flutter’s default hit testing behavior can prevent gestures from being recognized outside the parent’s area. This article provides a practical solution to overcome this limitation. The Problem: Gesture Detection Outside Stack Boundaries When a child widget within a Stack … Read more

This is yet another error that ended up wasting several hours of my time. The error message itself was pretty straightforward: “Version code 4 has already been used. Try another version code.” At first, I assumed that simply updating the version on the Play Store would resolve it—but that didn’t work. I kept running into … Read more

This article provides a practical guide on how to manage Hive data securely in Flutter web applications, specifically addressing the issue of data persistence after a user closes their browser window. This is crucial for protecting user privacy and preventing unauthorized access to sensitive information, especially when using shared computers. The Problem: Data Persists After … Read more

Are you facing build errors and broken audio features in your Flutter app after FFmpegKit was removed? This article provides a practical guide to restore your app’s functionality. Understanding the Problem The removal of FFmpegKit can cause significant issues for Flutter apps relying on its audio processing capabilities. Build processes fail, and audio-related features stop … Read more

Are you facing a frustrating issue where your Android view in a Flutter app is completely empty? This can be a common problem, especially when starting a new Flutter project or using Project IDX. This guide will walk you through potential causes and practical solutions to get your app displaying correctly. Common Causes and Solutions … Read more

Are you experiencing excessive tile requests when using flutter_map, potentially leading to high costs with commercial tile providers? This article explores practical strategies to reduce unnecessary tile loading and optimize your map performance. Understanding the Problem flutter_map requests tiles every time the map viewport changes due to panning or zooming. Even with caching, rapid movements … Read more

Need to integrate scanning capabilities into your Flutter application using a physical scanner (not a QR code scanner or webcam)? This guide walks you through the process of connecting to a scanner device via USB, initiating scans, and retrieving the scanned image. Understanding the Challenge Directly accessing hardware devices like scanners from Flutter isn’t straightforward … Read more

This error gave me a headache. This is for future. I am writing the solution here. Step 1: Make sure you are using the latest version of Transformers Step 2: Instead of ‘evaluation_strategy’, Use eval_strategy. If Above still doesn’t work, then use this one:

This article provides a practical guide on how to build a mobile application using Flutter for the frontend and Java for the backend. Understanding the Architecture The key is to treat Flutter and Java as separate applications that communicate with each other. Flutter handles the user interface and user experience (UI/UX), while Java manages the … Read more

Are you planning to develop a math application and considering Flutter as your framework? This article outlines how to leverage Flutter for building a math app, focusing on API integration, potential challenges, and practical solutions. Why Choose Flutter for Your Math App? Cross-Platform Development: Flutter allows you to build apps for iOS, Android, and web … Read more