Overview Selenium helps to automate web applications for testing purposes. The wide browser support and open source licensing makes Selenium very popular for testing Javascript applications and also a core technology for other automation testing tools. Vaadin Testbench is a testing tool for mainly ...

Scalability is your web application's ability to handle a growing number of concurrent users. Explore our analysis of how scalable a web app needs to be. Will it be intended for small scale intranet usage of tens to hundreds of concurrent users, or do you plan to reach for a medium size global web ...

The Vaadin Challenge is over and we have our winners! It was a long journey with many assignments ranging from learning to use the basics of Vaadin to creating a Sign in screen with Vaadin Designer and from using Cloud Foundry to creating your own Watson-based-app using the Vaadin Bluemix ...

Even here in Turku, in the South West coast of Finland, the winter time is finally creeping in. A proper snowfall and sub-zero (°C) temperature days are hopefully just around the corner. Even if the weather is getting colder, the action around Vaadin Designer is only getting hotter. Impressive ...

As you have probably noticed, we recently introduced a new product called Vaadin Elements. Vaadin Elements builds on the Web Components standards and Google Polymer and will allow you to start using Vaadin components in any front end framework – like jQuery, Angular 2, React, Ember 2 or any plain ...

It’s been a busy autumn for all of us, but the awesome Vaadin community has found some time to squeeze out quite a lot of cool stuff. Let’s cover some of that. Challenge Many developers have been busy participating in Vaadin Challenge. In this competition, organized together with IBM, you can learn ...

The free certification week is on! NOTE: This blog post is outdated. Head over to the Learning Centre for our current selection of free training videos and certifications! This week you can become a certified Vaadin developer and join 500 others for free! A Vaadin certificate shows that you’ve ...

You certainly read and hear a lot about JS frameworks, foremost AngularJS, and as a Vaadin developer you might just wonder what to make of it: ignore it? (Would be a shame, there is great stuff out there.) Jump ship altogether? (Would be a shame, too - you’d loose Vaadin.) But fortunately, it’s not ...

The Liferay portal has always been a popular basis for Vaadin applications, so for this year’s Liferay Symposium we wanted to publish some fresh learning material - especially for new Vaadin developers. We created a full-stack example portlet, published a couple of smaller tricks for Liferay ...