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Systematic prompt engineering patterns for production LLM applications including structured output extraction, chain-of-thought reasoning, few-shot calibration, prompt versioning, and automated evaluation pipelines.
Implement clean architecture patterns that separate business logic from infrastructure concerns, making applications testable, maintainable, and adaptable to changing requirements or technology choices.
How to design custom React hooks that are truly reusable — covering composition patterns, testing strategies, state encapsulation, and common anti-patterns to avoid.
A practical guide to event sourcing — when to use it, how to implement event stores, build projections, handle schema evolution, and avoid common pitfalls.
How API gateways handle routing, authentication, rate limiting, and response aggregation — with patterns for building or choosing the right gateway for your architecture.
Practical functional programming patterns for TypeScript that improve code clarity without requiring a complete paradigm shift.
A practical guide to TypeScript generics that takes you from basic type parameters to advanced conditional types and utility patterns.
A practical reference for the regular expression patterns you'll actually use in daily development, from validation to parsing to search-and-replace.
Custom hooks, composition patterns, and the rules that govern them — practical React hooks patterns for managing complex state and side effects without class components.
When a downstream service is failing, continuing to send requests makes everything worse — the circuit breaker pattern stops the cascade by failing fast.
Command Query Responsibility Segregation uses different models for reading and writing data — here's when it solves real problems and when it's unnecessary complexity.
Dependency injection doesn't require a framework or decorators — here's how to apply it in TypeScript with simple patterns that make code testable and flexible.