# error-handling
2 posts
REST API Design in Spring Boot 4 — Validation, Error Handling & DTOs
Design production-ready REST APIs in Spring Boot 4 — request validation with Bean Validation, structured error responses, DTO patterns, and API best practices.
Spring Boot
Kotlin + Arrow — Functional Error Handling (Either, Raise)
Learn functional error handling in Kotlin with Arrow — Either, Raise, typed errors, and how to replace try-catch with composable error handling.
Kotlin