Master Flutter Dio interceptors: headers, logging, retries with backoff, robust token refresh, error mapping, testing, and best practices.
A practical guide to HTTP If-Modified-Since for REST APIs: how it works, 304 responses, server/client examples, pitfalls, and best practices.
Design, implement, and test REST API content negotiation: headers, q-values, media types, versioning, caching, and error handling with practical examples.
Designing robust REST API batch operations: models, atomicity, idempotency, error handling, async jobs, limits, and examples.
A practical guide to soft delete in REST APIs: models, endpoints, filtering, restore, cascades, auditing, and pitfalls—plus SQL and HTTP examples.
gRPC vs REST performance: how they differ, what to measure, when each wins, and tuning tips to hit your latency, throughput, and cost goals.
