Learn DART with Real Code Examples
Updated Nov 21, 2025
Architecture
Compiled to native code via AOT for mobile/desktop
JIT compilation for fast development and hot reload
Runs in Dart VM or compiles to JavaScript for web
Supports isolate-based concurrency
Rich runtime with garbage collection
Rendering Model
Compiled to native code via AOT
JIT compilation during development for hot reload
Runs on Dart VM or in browsers via Dart2js/DDC
UI rendering handled by Flutter framework
Isolate-based concurrency for safe multithreading
Architectural Patterns
Object-oriented with classes and mixins
Functional programming with first-class functions
Reactive programming with Streams
MVC, MVVM, and other patterns supported in Flutter
Event-driven and asynchronous programming
Real World Architectures
Flutter-based mobile apps for startups and enterprises
Server-side Dart APIs with shelf
Web apps compiled via Dart2js
Cross-platform desktop apps with Flutter
CLI tools and automation scripts
Design Principles
Optimized for developer productivity
Strongly typed with null safety
Cross-platform performance focus
Combines object-oriented and functional paradigms
Fast iteration via hot reload
Scalability Guide
Use modular architecture
Optimize build and compilation steps
Profile performance with DevTools
Leverage isolates for concurrency
Adopt state management patterns for large apps
Migration Guide
Update Dart SDK and Flutter SDK
Refactor deprecated APIs
Migrate to null safety if needed
Update packages to latest versions
Test thoroughly on all supported platforms