Ways to Identify Your Apache Tomcat Server Version

Knowing the exact version of your Apache Tomcat server is essential for debugging, ensuring compatibility, applying security patches, and maintaining…

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RAG Architecture on the JVM: Building a Production-Ready Pipeline With LangChain4j

A practical walkthrough of embedding models, vector stores, retrieval strategies, prompt engineering, and evaluation — without leaving the JVM. 1.…

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Spring AI Guide to MCP Elicitations

As AI systems become more interactive, handling incomplete or ambiguous user input becomes critical for building reliable applications. MCP elicitations…

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Spring Boot 4 vs. 3: What Actually Changed

The migration guides list dozens of changes. Most articles rehash the changelog. This piece focuses on the three changes that…

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Hibernate 6 vs. Spring Data JDBC vs. jOOQ. Picking Your Persistence Strategy for the Virtual-Thread Era

JDBC is still blocking. Hibernate 6 added reactive support through Vert.x. jOOQ is reviewing its ThreadLocal usage for Loom compatibility.…

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The JVM Garbage Collector Decision in 2026: G1 vs ZGC vs Shenandoah for Real Workloads

ZGC and Shenandoah have both gone generational. G1 picked up meaningful JDK 25 improvements. Most teams still default to G1…

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Jakarta EE 11 vs Spring: When the Right Answer Is No Spring at All

Jakarta EE 11 is certified, modern, and running on Open Liberty, WildFly, Payara, and GlassFish. It is past time to…

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Spring Boot With PostgreSQL On Heroku

In modern cloud-native applications, deploying backend services on platforms like Heroku and connecting them to managed databases such as PostgreSQL…

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Get Raw XML from SOAP in Java

SOAP (Simple Object Access Protocol) is widely used in enterprise applications for communication between services. While working with SOAP-based systems…

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