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163 articles
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macrozheng
macrozheng
May 18, 2022 · Backend Development

36 Essential Tips for Designing Robust Backend APIs

This article presents 36 practical guidelines for backend engineers covering interface parameter validation, compatibility, extensibility, idempotency, logging, error handling, security, rate limiting, caching, transaction management, and more, helping you design reliable, maintainable, and high‑performance APIs across any language.

API designIdempotencyValidation
0 likes · 30 min read
36 Essential Tips for Designing Robust Backend APIs
macrozheng
macrozheng
Dec 13, 2021 · Backend Development

Master Spring Validation: From Simple Use to Advanced Techniques and Internals

This guide thoroughly explores Spring Validation, covering basic and advanced usage such as requestBody and requestParam checks, grouping, nested and collection validation, custom constraints, programmatic validation, fail-fast configuration, and the underlying implementation mechanisms within Spring MVC and Hibernate Validator.

Hibernate ValidatorJavaSpring
0 likes · 17 min read
Master Spring Validation: From Simple Use to Advanced Techniques and Internals
macrozheng
macrozheng
Aug 30, 2021 · Backend Development

Master Spring Boot Parameter Validation: Custom Rules, Group Checks, and Global Error Handling

This tutorial explains why parameter validation is essential in Spring Boot APIs, shows how to integrate the JSR‑303 Validator, demonstrates custom annotations, group validation, and simplifies error responses with a global exception handler, providing complete code examples for each step.

Custom AnnotationException HandlingGroup Validation
0 likes · 17 min read
Master Spring Boot Parameter Validation: Custom Rules, Group Checks, and Global Error Handling