Focus on Java-related technologies: SSM, Spring ecosystem, microservices, MySQL, MyCat, clustering, distributed systems, middleware, Linux, networking, multithreading. Occasionally cover DevOps tools like Jenkins, Nexus, Docker, and ELK. Also share technical insights from time to time, committed to Java full-stack development!
OpenJDK’s new interim policy bans any contribution generated by large language models, citing intellectual‑property risks, reviewer burden, and the critical safety role of the JDK, while Oracle simultaneously embraces AI internally, highlighting a stark double standard across the open‑source ecosystem.
This article curates ten noteworthy open‑source projects—from a ready‑to‑use Linux distribution and AI knowledge‑graph infrastructure to peripheral managers, AI agent frameworks, model‑training tools, and ultra‑light tool‑calling models—detailing their core features, use cases, and GitHub links for developers to explore.
The article examines why the early hype around Java virtual threads has faded, detailing technical pitfalls such as pinning and ThreadLocal memory bloat, incomplete ecosystem support, and misuse in CPU‑bound workloads, while also presenting benchmark data that shows they still excel in I/O‑heavy scenarios.
The article explains why traditional synchronous calls block AI agents, introduces RocketMQ 5.5.0's LiteTopic designed for AI workloads, and demonstrates with Java code how to build a non‑blocking multi‑agent system, manage distributed session state, and intelligently schedule GPU resources.
SafeLine is a self‑hosted open‑source WAF with over 21,000 GitHub stars that bundles common web‑attack defenses, CC and bot mitigation, dynamic HTML/JS protection, and identity verification, offering a visual security console and simple Linux/Docker deployment for indie developers and small teams.
The author shares a light‑colored Codex theme with a Maple Mono font, explains why a brighter background eases eye strain, shows screenshots, and provides the exact JSON configuration and import steps for applying the theme.
FastAPI, a modern Python web framework built on ASGI, offers high performance, automatic documentation, type‑safe request validation, and native async support, making it an attractive choice for Java developers seeking to build fast APIs, microservices, or AI model deployment services.
The article walks through four practical ways to revert code that has already been pushed to a remote Git repository—including manual diff deletion, using git revert, creating a new branch, and resetting with hard/soft options—while highlighting each method's steps, trade‑offs, and when to use force‑push.
Quarkus 3.37, released on June 24, 2026, introduces experimental JLink support, a full Hibernate ORM 7.4 upgrade, a reflection‑free Jackson serializer, AI‑native extensions, and numerous bug fixes, delivering up to 50‑fold faster startup, 70% lower memory usage, and measurable performance gains for Java cloud‑native applications.
The article introduces the Exercises‑Dataset, a 1,324‑exercise structured collection with multilingual descriptions and GIFs, and walks through its setup.html tool that auto‑generates SQL, provides API client code in seven languages, and creates LLM prompts, while noting media licensing considerations.
