Java 24 removed synchronized-based virtual thread pinning. Learn what pinning remains, how to detect it with JFR, and how to protect applicati... Use sealed, permits, final and non-sealed to define ...
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, ...
本课程聚焦 Nous Research 开源的 Hermes-Agent，带你用 Java 打造具备跨会话记忆、工具调用、自我进化能力的 AI 智能体。课程从 Java 基础、Maven 配置、YAML 文件、日志框架等必备知识入手，详解 Picocli ...
Package a Jakarta EE 11 web application and Open Liberty runtime into one runnable JAR with Maven and the Liberty Maven Plugin. Use JUnit, Cucumber, REST Assured, Selenium and JMeter to test Java ...
I am a Senior Member of Technical Staff at Salesforce, where I build AI-driven enterprise solutions that integrate LLM. I am a Senior Member of Technical Staff at Salesforce, where I build AI-driven ...
We will focus on the relationship between polymorphism and Java inheritance. The main thing to keep in mind is that polymorphism requires an inheritance or an interface implementation. You can see ...
Abstract classes and interfaces in Java serve fundamentally different purposes. Learn the differences between these Java language elements and how to use them in your programs. Abstract classes and ...
Who is this article for? The material is designed for developers with little experience with Java, and the main reason is to refresh their knowledge. // Integer != int int a = 1, b = 1; ...
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