Want to learn Vaadin? Check out our university course!

One of the best things about open source communities is the sharing of knowledge. And what better way to share it than by organising a course at the local university? Last fall we collaborated with Turku Centre for Computer Science and the result was a full course called “Developing Modern Web Apps ...

Enabling HTTPS in your Java server using a free certificate

Using HTTPS connections in web application client-server communication has grown to be more and more common nowadays. In fact, for some types of applications, it’s become a requirement. For example, if you want to use Geolocation API in a web app running in Chrome, you need to have HTTPS enabled. ...