Learn ANGULAR with Real Code Examples
Updated Nov 21, 2025
Practical Examples
Dynamic dashboard with charts and tables
E-commerce web application
Real-time chat app using WebSockets
PWA with offline capabilities
Admin panel with forms and CRUD operations
Troubleshooting
Check Angular CLI version compatibility
Verify TypeScript errors
Ensure module imports are correct
Debug RxJS observables carefully
Check routing configuration
Testing Guide
Unit testing with Jasmine and Karma
End-to-end testing with Protractor or Cypress
Test services, components, and pipes separately
Mock HTTP requests for API testing
Use Angular TestBed for dependency injection testing
Deployment Options
Deploy static bundle to web servers
Host on cloud services (AWS S3, Firebase Hosting, Netlify)
Use Angular Universal for SSR deployment
Containerize with Docker for production
Serve via CDNs for performance
Tools Ecosystem
Angular CLI for scaffolding and builds
RxJS for reactive programming
Angular Material for UI components
NgRx for state management
Protractor or Cypress for testing
Integrations
REST and GraphQL APIs
Firebase for backend services
Angular Universal for server-side rendering
Third-party UI libraries (Material, PrimeNG, NG-Zorro)
WebSockets and real-time services
Productivity Tips
Use Angular CLI for scaffolding
Follow component modularity best practices
Leverage RxJS for reactive workflows
Use Angular Material for UI consistency
Optimize bundle sizes with lazy loading
Challenges
Build a CRUD application with Angular
Create a reactive form with validation
Integrate API calls with HttpClient
Implement lazy-loaded modules
Optimize a large Angular application for performance