Java
-
Building a Document Q&A RAG AI Assistant with LangChain4j
Large Language Models have transformed how applications interact with users, but they come with a major limitation: they do not…
Read More » -
Spring AI Agent Skills Example
Large Language Models (LLMs) excel at reasoning, generating natural language, and answering complex questions, but enterprise AI applications require capabilities…
Read More » -
Spring Dynamic Authorization Scopes Example
Modern enterprise applications often require fine-grained access control where different users, clients, and business scenarios need different levels of permissions.…
Read More » -
Sealed Interfaces and Exhaustive Switch: Making Illegal States Unrepresentable
A compact, runnable example showing how sealed hierarchies plus pattern-matching switches turn a whole category of bugs into compile errors.…
Read More » -
Virtual Thread Pinning: The Synchronized Block Trap Nobody Warned You About
Virtual threads are supposed to make blocking cheap. That is the whole promise of Project Loom: keep the simple thread-per-request…
Read More » -
Java 26: New Features Overview
Java continues its evolution with another major release. Java 26 introduces important improvements across language features, runtime performance, garbage collection,…
Read More » -
OpenTelemetry Java Auto-Instrumentation: Traces Without Touching Your Code
How the OTel Java agent attaches at JVM startup, what it captures automatically across JDBC, Spring MVC, and Kafka, and…
Read More » -
From LLMs to LangChain: Building practical AI Applications
Software development is entering a new phase driven by Large Language Models (LLMs). These models allow developers to move beyond…
Read More » -
Feature Flags in Java: The Missing Piece That Makes Trunk-Based Development Work
A practical look at implementing release, ops, and experiment flags with Togglz and Unleash on Spring Boot 4 and the…
Read More »
