Description

Introduction: Performance Tuning in Angular

Welcome to “Performance Tuning in Angular”! This training is designed to help you optimize and enhance the performance of Angular applications. You’ll learn techniques for improving load times, responsiveness, and overall efficiency. The course covers a range of topics from understanding performance bottlenecks to implementing best practices and tools for performance optimization. By the end of this training, you will be equipped with the skills to build high-performance Angular applications.

Prerequisites for Performance Tuning in Angular

Before starting this training, you should have:

1. Basic knowledge of Angular (e.g., components, services, modules).
2. Familiarity with TypeScript and basic programming concepts.
3. Understanding of general web performance concepts.

Table of Contents

1: Introduction to Angular Performance

• Overview of Angular Performance:
  • Importance of performance in Angular applications
  • Common performance issues and their impact
• Performance Metrics:
  • Key performance metrics and how to measure them
  • Tools and techniques for performance measurement

2: Optimizing Application Load Time

• Reducing Initial Load Time:
  • Techniques for minimizing bundle size (e.g., lazy loading, tree shaking)
  • Implementing code splitting and dynamic imports
• Improving Asset Loading:
  • Optimizing images and other static assets
  • Using Angular’s built-in tools for asset management

3: Enhancing Application Rendering Performance

• Change Detection Strategies:
  • Understanding Angular’s change detection mechanism
  • Optimizing change detection with OnPush strategy
• Efficient DOM Manipulation:
  • Techniques for reducing DOM manipulation overhead
  • Using Angular’s trackBy feature in *ngFor loops

4: Managing Angular Dependencies

• Optimizing Dependency Injection:
  • Best practices for managing and optimizing dependency injection
  • Lazy loading services and modules
• Minimizing Third-Party Library Impact:
  • Evaluating and optimizing third-party libraries
  • Managing and reducing external dependencies

5: Improving Application Responsiveness

• Asynchronous Operations:
  • Efficient handling of asynchronous data with Observables and Promises
  • Implementing strategies for handling long-running operations
• Responsive Design Considerations:
  • Techniques for ensuring smooth user interactions and animations
  • Using Angular’s tools for managing responsiveness

6: Leveraging Angular Performance Tools

• Profiling and Analysis Tools:
  • Using Chrome DevTools and Angular DevTools for performance profiling
  • Analyzing performance bottlenecks and issues
• Performance Monitoring:
  • Implementing performance monitoring solutions (e.g., Lighthouse, Web Vitals)
  • Continuous performance monitoring and improvements

7: Advanced Performance Optimization Techniques

• Server-Side Rendering (SSR):
  • Introduction to server-side rendering with Angular Universal
  • Benefits and implementation strategies for SSR
• Progressive Web App (PWA) Optimization:
  • Enhancing performance with PWA techniques
  • Implementing caching strategies and offline capabilities

8: Testing and Validating Performance Improvements

• Performance Testing Techniques:
  • Tools and methods for performance testing (e.g., Load testing, Stress testing)
  • Writing performance test cases and scenarios
• Validating Performance Gains:
  • Analyzing the impact of optimizations
  • Best practices for validating and measuring improvements

9: Addressing Common Performance Pitfalls

• Identifying Common Issues:
  • Recognizing and resolving common performance pitfalls in Angular applications
  • Strategies for dealing with memory leaks and slow rendering
• Case Studies and Examples:
  • Reviewing real-world examples and case studies of performance tuning

10: Conclusion and Next Steps

• Recap of Key Concepts:
  • Review of performance tuning techniques and best practices
• Further Learning Resources:
  • Recommended resources for advanced performance optimization topics
  • Next steps for applying performance tuning skills in real-world projects

This structure provides a comprehensive guide to performance tuning in Angular, covering essential techniques and tools for optimizing your applications. Adjust the sessions based on your audience’s experience level and the specific needs of your training.

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