Full-stack Java development with Vue 2/3 front-end suite; hands-on examples and source code analysis for Spring, Spring Boot 2/3, and Spring Cloud.
This article introduces compile-time template concepts, explains the JStachio library and its extensive Mustache support, compares its performance, and provides step‑by‑step Maven and Spring Boot integration examples with full code snippets and result screenshots.
This article explains the legacy MethodReplacer mechanism in Spring Boot 3, demonstrates a step‑by‑step example of replacing a service method with custom beans, shows how to register the override, test it via a controller, and discusses extensions and why @Aspect is now preferred.
This guide introduces the Architecture Diagram Generator skill for Spring Boot 3, explains how to install it via OpenCode and Claude Code, lists its visual features and color scheme, and demonstrates generating various architecture diagrams such as web applications, AWS serverless stacks, and microservice systems.
This tutorial shows how to replace Spring Boot's default Hibernate Validator with Apache BVal, covering Maven dependencies, basic bean validation, property‑level checks, value validation, custom constraints, and seamless Spring Boot integration with full code examples.
This article breaks down five essential AI concepts—tokens, context windows, temperature settings, hallucinations, and retrieval‑augmented generation—explaining how they work, why they matter, and how to apply them effectively when building or using large language model applications.
This tutorial walks through Spring Boot 3.5.0 request parameter binding techniques—including @RequestBody for POST, automatic GET binding, field restrictions, required fields, nested objects, validation annotations, custom enum conversion, and programmatic data binding—providing code samples and execution results for each case.
This article presents ten practical MySQL advanced techniques—including EXPLAIN analysis, composite and covering indexes, index condition push‑down, prefix indexes, window functions, CTEs, JSON handling, partition tables, join optimizations, variables, online DDL, and generated columns—each illustrated with real‑world SQL examples and execution‑plan screenshots to boost efficiency in high‑volume, high‑concurrency environments.
This guide explains why Spring MVC can read the request body only once and provides a custom solution using a RepeatReadBodyMethodProcessor and RepeatBodyHttpRequest to enable multiple @RequestBody parameters in Spring Boot 3.5.0.
This guide shows how to eliminate manual POJO coding in Spring Boot 3 by using jsonschema2pojo to generate Java classes directly from JSON Schema or raw JSON, covering Maven dependencies, configuration, code examples, and plugin setup.
This guide explains how to add MFA to a Spring Boot 3 application using password plus one‑time token authentication, covering the theory of MFA factors, required dependencies, API definitions, security configuration, token‑generation handling, custom login pages, and the complete verification flow with code snippets and screenshots.
