26 articles with this tag
Master Java 21 virtual threads in Spring Boot. Learn configuration, benchmarks, pitfalls, and scale from thousands to millions of concurrent operations reliably.
Build a complete CI/CD pipeline for Spring Boot: automated tests, Docker builds, staging deployments, and production releases with approval gates.
Version control your database schema. Learn Flyway migration strategies, rollback approaches, and how to handle team collaboration without conflicts.
Structured logging, MDC for request tracing, log levels that make sense, and how to find that one request in millions of log lines.
Generate beautiful, interactive API docs that can't go stale. Learn contract-first vs code-first, customization, and generating client SDKs.
Beyond @Cacheable - learn cache-aside, write-through, read-through patterns, cache invalidation strategies, and how to avoid the thundering herd problem.
Master Spring Boot profiles, externalized configuration, secrets management, and 12-factor app principles. Manage dev, staging, and production environments.
Stop using H2 for tests. Learn how Testcontainers eliminates the 'works on my machine' problem by running real databases in Docker during tests.
Master Spring AI for production. Build Java AI applications with OpenAI, Ollama, RAG systems, and vector search with working code and best practices.
Master REST API design with industry best practices. Learn naming conventions, versioning, error handling, pagination, and security patterns.
Implement OAuth2 social login in Spring Boot. Learn Google, GitHub authentication, custom OAuth2 providers, and combining with JWT.
Master Redis caching in Spring Boot applications. Learn cache configuration, annotations, TTL management, and performance optimization techniques.
Test Spring Boot apps properly. Unit tests, @WebMvcTest, @DataJpaTest, Testcontainers, and test slices explained with real examples.
Master method-level security in Spring Boot. Learn @PreAuthorize, @PostAuthorize, SpEL expressions, custom permissions, and domain object security.
Implement JWT authentication in Spring Boot 3. Learn Spring Security 6, token generation, validation, refresh tokens, and role-based access control.
Master Spring Boot testing with JUnit 5 and Mockito. Learn unit testing, integration testing, mocking dependencies, and test-driven development.
Master CSRF protection, CORS configuration, and security headers in Spring Boot. Learn when to disable CSRF, configure CORS properly, and add security headers.
Implement JWT authentication in Spring Boot 3. Complete guide covering token generation, validation, refresh tokens, and production security best practices.
Build REST APIs that are consistent, discoverable, and maintainable. Naming, versioning, error handling, pagination, and HATEOAS explained.
Build production-ready microservices with Spring Boot and Spring Cloud. Learn service discovery, API gateway, config server, and inter-service communication.
Implement database authentication in Spring Security. Learn UserDetailsService, password encoding, account locking, and multi-tenant authentication.
Master Spring Security internals. Learn FilterChain, SecurityContext, Authentication flow, and how Spring Security protects your application.
Master Spring Data JPA with advanced queries, custom repositories, specifications, projections, and performance optimization techniques.
Containerize Spring Boot apps with Docker Compose. Multi-service setup, health checks, volumes, and production deployment patterns.
Learn how to integrate Redis with Spring Boot using Spring Data Redis. Complete guide covering Docker setup, caching strategies, and practical code examples.
Complete guide to Project Lombok for Java. Learn how to eliminate boilerplate code with annotations like @Data, @Builder, and @RequiredArgsConstructor.