A tinkering programmer and author of "Spring Cloud Microservices in Action"
This guide explains how to integrate JSON Schema validation into a Spring Boot application, covering dependency setup, schema definition, bean configuration, service implementation, controller handling, and testing with curl examples to ensure JSON payloads conform to the defined rules.
A recent Azul survey of 663 Java professionals shows that 86% of Oracle Java users are migrating to OpenJDK due to high costs, licensing uncertainty, audit risks, and a preference for open‑source alternatives, with most migrations completing within a year and delivering significant cost savings.
Meta’s latest open‑source Llama 3.1 model, available in 8B, 70B, and 405B sizes, is evaluated against top competitors and can be easily run locally on the 8B version using Ollama with a simple step‑by‑step guide.
In 2023, a TapTap infra team reduced Redis operating costs by 460,000 CNY per month through low‑cost ESSD instances, traffic compression, unused‑instance cleanup, TTL management, data migration, online compression, and targeted cleaning, detailing ten concrete measures and the open‑source tools that enabled zero‑downtime optimization.
This tutorial walks through designing a complete logical and physical database model for a Google Calendar clone, covering entities, attributes, relationships, handling all‑day and time events, recurrence rules, slots, and SQL table creation, while illustrating minimal‑modeling techniques.
This article introduces the open‑source Stirling PDF web tool, explains its privacy‑friendly features, and provides step‑by‑step instructions for pulling the Docker image, configuring the container, and accessing the PDF processor locally.
This article introduces Huawei's newly announced Cangjie programming language, walks through a simple "Hello, Cangjie" program, explains its syntax and coding conventions, and highlights its native intelligence, high performance, strong security, and cross‑language interoperability features for modern software development.
This article explains the drawbacks of using Spring Boot's @Value for configuration injection, demonstrates how @ConfigurationProperties provides a cleaner, maintainable alternative, and shows how to add validation with @Validated and standard bean validation annotations.
The June 2024 VS Code for Java update introduces enhanced project settings with new compiler, Maven, and formatter tabs, easier access via the status bar, test coverage improvements, Gradle Build Server projects, Spring feature upgrades including @DependsOn support and Spring Boot 3.3 compatibility, and new extension packs for Java development.
This guide walks you through using Spring AI and Spring Cloud Alibaba AI to quickly create a Java chat application powered by Alibaba's Tongyi large‑model service, covering setup, configuration, core code, and verification steps for a functional generative AI chatbot.
