Category:
Simplified Theming in Vaadin 24
Vaadin 24 introduces a simplified approach to styling Vaadin components based on the ::part() selector. It removes the need for component-specific stylesheets, simplifies many common use cases, and is fully based on native CSS. New theming documentation, including CSS selector references for ...
Your frequently asked Hilla questions answered
I had the pleasure of speaking about Hilla at four events in January: Boulder JUG, Denver JUG, Utah JUG, and a webinar hosted by Vaadin. It was a great opportunity to connect with developers in person and get their initial reactions to Hilla. The feedback developers shared was overwhelmingly ...
Kotlin and Vaadin for productive and fun web app development
Kotlin is a programming language that has gained much popularity over the last few years. Its concise and expressive syntax feels liberating compared to the verbosity of Java. Vaadin supports the Kotlin programming language through the Karibu-DSL library, which contains various extensions to use ...
Vaadin TestBench: How to stabilize tests in slow environments
Vaadin TestBench is an awesome tool for creating integration tests for your application, but it's not immune to the problems caused by general slowness in your test environment. You might be running low on memory or disk space, or you might be temporarily trying to do more things on your test ...
Prepare your add-ons for Vaadin 24
Hello, add-on authors! This is the Vaadin 24 and Spring Boot 3 period. Although Vaadin 24 has only been in the pre-release stage for a few months, users are already anxious to try out Spring Boot 3, so we anticipate that Vaadin 24 pre-releases will see more usage than pre-releases often do. ...
Hilla 1.3: a faster way to build React + Spring Boot apps
It's time to build a new web application. You've decided to use React with a Java back end, so you're good to go right? Not quite. There's still a lot of work to do to set up a new project, configure your build tools, find good UI components, and create APIs for communication between your front end ...
Optimistic view updates for latency compensation
In this tutorial, you'll learn how to keep your web app feeling fast even when your backend or connection is slow, using a technique called optimistic updating or latency compensation. The basic idea is that you update the view before calling the server, optimistically assuming things will work ...
Renewing the Vaadin License Checker
For those using one of our commercial products, you may have encountered the license validation window at some point: When you click on it or log in to vaadin.com to verify your identity, the system is notified that everything is okay, and it goes away, allowing you to continue building your app. ...
Jakarta EE is becoming mainstream – Get ready for Spring Boot 3 and Vaadin 24
TL;DR: The Java enterprise application ecosystem at large is making a backward-incompatible leap from the javax.* namespace into jakarta.*. To use next-generation application frameworks like Spring Boot 3 or Jakarta EE 10 compatible application servers, you'll need to use the soon-to-be-released ...