A full-stack e-commerce web application built using Spring Boot.

A comprehensive collection of hands-on projects developed while learning the Spring ecosystem. This repository demonstrates practical implementation of core Spring concepts, Spring Boot, Spring Data ...

A monthly overview of things you need to know as an architect or aspiring architect.

Broadcom 于 2026 年 6 月 10 日发布了 Spring Boot 4.1，该版本提供了 gRPC 自动配置、HTTP 客户端 SSRF 风险缓解能力，并将 Kotlin 升级至 2.3。它还带来了延迟数据源连接、@Async ...

You check `EXPLAIN` during code review and find no slow queries, yet in production, hundreds of SQL statements are being executed. This is the N+1 problem. Even if your index design is correct, ...

其实 @Transactional 的底层的是「Spring AOP 动态代理 + 事务管理器」，我们拆解核心执行流程，一看就懂。 在企业级项目中，「数据一致性」是底线——比如用户下单时，既要扣减库存，也要生成订单，还要扣减余额，这三个操作必须同时成功、同时失败，只要有 ...