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In this video, Marcus Hellberg will teach you how to build an AI chatbot that uses retrieval-augmented generation (RAG) to learn ...

In general what is an API? In very broad terms, it's sort of a middle man that allows 2 pieces of software to communicate with each ...

In this tutorial, Marcus Hellberg shows how to build a full-stack todo app with a Spring Boot Java backend and a React Typescript ...

Want to learn how to setup your IDE and Maven for YouTube API (and other Google APIs!) Java development? Join +Ikai Lan and ...

Elide (https://elide.dev) is a new runtime and framework designed for the polyglot software era. With Elide, coding in multiple ...

Java Tutorial: Setup & Build Java Project I always prefer to setup and set the settings of my IDE and project as the very first thing in ...

If you work in finance, e-commerce, or any area that needs to represent money, the biggest question is how to do it. We need to ...

Java Builder is a pattern that can help you to create complex objects. Every time we create a new instance model, we must ensure ...

Does the world really need yet another frontend framework? We believe it does. With Hilla, you can build enterprise-grade web ...

In this Java Streams tutorial (Part 3), we dive into key Stream operations: filter(), map(), and flatMap(), demonstrating each with ...

Reflection and Java give a colossal capability, especially for removing boilerplate. It gives impactful productivity on Java to cover ...

In this video, Marcus Hellberg introduces you to Vaadin. Vaadin is a platform for developing modern web apps that connect to ...

When you publish your first HTTP API, you're more focused on short-term issues than planning for the future. However, chances ...

In this video, Leif Åstrand explains the basics of React to an audience of Java developers. Recorded at a Vaadin Learn event.

Watch me while I implement a simple algorithm as a screening test for a Java developer position. You may find interesting the ...

In this stream, we peeled back the crust on the tokio crate — https://github.com/tokio-rs/tokio/ — and explored its interface, ...

This post will explain more about the Java record feature, what it is, and how to apply it in several cases beyond DTOs.

Hilla is a Vaadin framework that makes it faster to build business web apps with a React frontend and Spring Boot backend using ...

In this tutorial, Marcus Hellberg shows you how to build a full-stack chat app using the Hilla framework. 0:00 - Intro 0:19 - Creating ...

Since Java 8, Java Developers have one good way to avoid the classic NullPointerException. However, it is still a problem to use ...