Knowledge Base
Flutter tutorials, video lessons, package notes and architecture guides organized by category.
How to Upgrade Flutter SDK: A Step‑by‑Step Guide
Learn the safest, most reliable way to upgrade your Flutter SDK, switch channels, resolve version conflicts, and verify a successful upgrade—all with real code examples.
How to Upgrade Dart SDK: A Step‑by‑Step Guide for Flutter Developers
A complete, developer‑focused guide on upgrading the Dart SDK for Flutter projects. Learn how to check your current version, upgrade via Flutter, use package managers, update CI pipelines, and avoid common pitfalls.
How to Use the Geolocator Flutter Package for Location Access and Permissions
Master location services in Flutter using the geolocator Flutter package. Learn how to handle native permissions, check location service status, and fetch precise GPS coordinates safely.
How to Use the flutter_cockpit Flutter Package for Seamless E2E Testing
Learn step‑by‑step how to integrate the flutter_cockpit package into a Flutter app, set up a dedicated service, and avoid common pitfalls while keeping your architecture clean.
How to Download Antigravity IDE: A Step-by-Step Guide for Flutter Developers
Upgrade your Flutter workflow with this complete step-by-step guide to download Antigravity IDE, configure SDK dependencies, and run your first Flutter project.
Integrating the sui_scallop_sdk Flutter package: A step‑by‑step guide
Learn how to add, configure, and use the sui_scallop_sdk Flutter package in a Riverpod‑based Flutter app. This guide covers installation, a beginner‑friendly example, common pitfalls, and FAQs.
Getting Started with fl_chart Flutter package: A Practical Guide
Learn how to integrate the fl_chart Flutter package into your app, from installation to building a basic line chart, with best‑practice tips and common pitfalls.
How to Setup Google Antigravity in VS Code: Complete Guide 2026
Learn how to setup Google Antigravity in VS Code in 2026. Install the extension, use AI agents, MCP, Flutter workflows, prompts, and fix common issues.
Decoupling Core Architecture: Understanding the Material & Cupertino Move in Flutter
An in-depth technical exploration of Flutter's architectural evolution towards decoupling high-level Material and Cupertino UI sets from the core framework engine, enabling modular design systems and optimized app footprints.
What's New in the Latest Dart SDK: A Complete Technical Deep Dive
Discover what's new in the latest Dart SDK release, including production-ready WebAssembly (Wasm) support, wildcard variables, enhanced JS/FFI interop, and pub workspace monorepo support.
How to Use the flutter_barcode_sdk Flutter Package for Barcode Scanning
A step‑by‑step guide for Flutter developers on installing, configuring, and using the flutter_barcode_sdk package to add 1D/2D barcode scanning across Android, iOS, Web, Windows, Linux, and macOS.
How to Fix Android SDK Not Found Error in Android Studio on Windows 11
Fix Android SDK not found error in Android Studio and Flutter on Windows 11. Learn how to repair SDK paths, local.properties, ANDROID_HOME, cmdline-tools, licenses and Flutter Doctor errors.