Vaadin

How to Deploy a Vaadin Application to Google Cloud App Engine

Deploying to Google App Engine is straight-forward using the Maven plugin, but you must analyze the log files and probably configure the Java version, the instance size, and session affinity.

Master-Detail with Hilla

Learn how to use the web application framework Hilla to create a master-detail view with a Grid to display the data and a Form to edit the data.

How to Style a Vaadin Application

Learn the basics of styling a Vaadin application using Cascading Style Sheets (CSS). The guide covers the basics of creating a custom theme, how to override Lumo values, and how to selectively style views and components.

Blink a LED on Raspberry Pi with Vaadin

Thanks to Vaadin, you can get a fully running application with a few clicks. And Adding GPIO-interaction is easy with the Pi4J library.

Visualization of the Message Flow between Business Functions with Vaadin and Neo4j

Analyzing and visualizing message flows between business functions was the goal of my current project. Learn about where Vaadin and Neo4J fit in!

Vaadin and jOOQ: Match Made in Heaven

Quickly learn how easy it is to create data-centric web applications with the combination of Vaadin and jOOQ!

Hilla 1.0: A new Frontend Framework for SpringBoot

Hilla is a new framework for building reactive web apps on Java backends. It seamlessly integrates a reactive Lit TypeScript frontend with a Spring Boot backend.

Create a CRUD UI in Pure Java

Many developers struggle writing Web UI, but it gets to be a super fun job if we could do it using pure java, let’s find out how we can do it using Vaadin.

Build Web Apps in Pure Java with Vaadin Flow

In this guide, learn how to build a small but fully functional ToDo application in pure Java using Vaadin Flow.

Vaadin 22 Released with Quarkus Support and Stateless Fusion

Vaadin 22.0.0 Vaadin is an open source development platform for building modern web applications on Java backends. It includes: A large set of UI components. Vaadin Flow – a framework for building web apps 100% in Java. Vaadin Fusion – …

New Book: “Practical Vaadin”

Alejandro Duarte’s new book shows how to implement web applications in Java using the open source Vaadin framework version 20 and later.

The book covers the key concepts and steps to become competent with modern versions of Vaadin, including everything from setting up the development environment to implementing advanced features such as Server Push and database connectivity.

Delegation vs. Inheritance in Graphical User Interfaces

At this point, we have seen how you can achieve a more robust variant of a composition by delegation rather than inheritance.

You can also use this if you are confronted with legacy source codes with this anti-pattern.

It’s not always possible to clean up everything or change it to the last detail.

But I hope this has given an incentive to approach this situation.

Spectacular Java Projects on the Raspberry Pi

Thanks to Twitter and LinkedIn, I’ve been in touch with several developers who are doing cool Java stuff on the Raspberry Pi.

Here I want to share those projects with you, as they can be an inspiration for all of us to get started with Java development on the Raspberry Pi!