API gateways manage microservices traffic, handling authentication, rate limiting, and routing. Node.js simplifies gateway creation, offering efficient request handling and easy integration with various middleware for enhanced functionality.

Testing Next.js with Jest: Set up environment, write component tests, mock API routes, handle server-side logic. Use best practices like focused tests, meaningful descriptions, and pre-commit hooks. Mock services for async testing.

Revitalize Your TypeScript Code: Refactor Like a Pro with These Game-Changing Techniques

Mastering Microservices Management: The Express Gateway Way

Taming the XSS Beast: Crafting Safer Web Experiences One Sanitized Input at a Time

Transforming Web Development with Blazing Speed and Unmatched Security

Catch, Log, Respond: Mastering Error Handling in Express.js for Resilient Web Apps

Dependency injection in Node.js decouples code, enhances flexibility, and improves testability. It involves passing dependencies externally, promoting modular design. Containers like Awilix simplify management in larger applications, making code more maintainable.

Fortify Your Website's Defenses with CSP's Layered Security Strategy

Node.js custom load balancers distribute traffic across servers, enabling handling of millions of requests. Key features include health checks, algorithms, session stickiness, dynamic server lists, monitoring, error handling, and scalability considerations.

Node.js and Redis boost web app performance through advanced caching strategies. Techniques include query caching, cache invalidation, rate limiting, distributed locking, pub/sub, and session management. Implementations enhance speed and scalability.

Angular error handling: try-catch, ErrorHandler, HttpInterceptor, RxJS catchError, async pipe, retry, logging service, user-friendly messages, NgZone, and unit testing ensure smooth app performance.