Recent Posts

Calling Gemma with Ollama, TestContainers, and LangChain4j

Lately, for my Generative AI powered Java apps, I’ve used the Gemini multimodal large language model from Google. But there’s also Gemma, its little sister model. Gemma is a family of lightweight, state-of-the-art open models built from the same research and technology used to create the Gemini models. Gemma is available in two sizes: 2B and 7B. Its weights are …

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Effective cloud-native Java app development with Open Liberty in IntelliJ IDEA

See how you can use Liberty Tools for IntelliJ IDEA to enable rapid, easy, and efficient development of cloud-native Java applications with Open Liberty and WebSphere Liberty When it comes to integrated development environments, within the Java community, IntelliJ IDEA is the most popular IDE amongst professional developers. It is the preferred IDE of choice by two-fifths of developers, making …

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Search in Documentation with a JavaFX Chat LangChain4j Application

At the Fosdem conference in Brussels on February 3rd, I gave a presentation about using an existing documentation set as the data for a ChatGPT-like application, created with JavaFX and LangChain4J. The video and links of that presentation are available here, and this post is a more detailed explanation of that application. What is LangChain4j The goal of LangChain4j is …

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