Enterprise Java
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Migrating to Spring Boot 3.x: A Practical Guide for Legacy Projects
No more fear: a 5-step checklist for upgrading old Spring applications, without the surprises. Introduction: Why the Jump From 2.x…
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Spring AI Short Term Memory Sessions Example
Large Language Models are fundamentally stateless. If an application sends the question “What is my favorite programming language?” to a…
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Implementing and Testing a Spring MVC HandlerInterceptor
In a Spring MVC application, interceptors provide a powerful mechanism to execute custom logic before and after processing HTTP requests.…
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Spring Boot 4 vs Quarkus 3 vs Micronaut 4: The Java Framework Decision in 2026
I have shipped real services on all three this year. Here is what actually separates them once the marketing slides…
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Build a Web Research AI Agent with Lanchain4j and Ollama
Running large language models locally using tools like Ollama fundamentally changes how we build AI applications. It enables fast experimentation,…
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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…
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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…
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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.…
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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…
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