I made some kind of internal manual for a webapp that i am developing. I am using Spring Boot and Vaadin 14. How to implement a button that shows that document? The html doc is in my resources fold...

With Vaadin 8 you could set a tooltip for a Grid cell. This feature is not available in Vaadin Flow (currently using v 11.0.0). Is there an alternative?

In Vaadin 8 you could just do the following for example to get a list of the columns in the order displayed on the screen. String columnOrderPreference = ((List<Grid.Column>)grid.getColumns()...

I followed the Vaadin tutorial (Creating Collaborative Views) for broadcasting events and register on them. Registration eventRegistration; @Override protected void onAttach(AttachEvent attachEven...

I am working on upgrading a Vaadin 8 application to Vaadin 14. I had to manually define an extension of VaadinServlet rather than using Vaadin 14's automatic servlet registration, as I need it to b...

I'm using Vaadin 14 with Vaadin CRUD AddOns and it seems that my validation does not work for me. If I open my CRUD view and look at these two fields. They are empty strings e.g null. I'm suppose t...

I'm trying to use CRUD-add-on with Vaadin 14. But when I try to run this view: @Route("configuration") @JsModule("./styles/shared-styles.js") @CssImport("./styles/views/mai...

How do I add a row-index column to a grid, that will not be sorted along user-sorting of rows? The solution must not include changes to any polymer template, but should rather be done in java.

we are using Vaadin 14. Which folders in the project should we commit to the Version-Control? The folder node_modules is very large which is very time consuming, should we commit this?

Im trying to run my Vaadin14 project to production and my application cant find any vaadin flow components. I have a default application.properties and POM, and downloaded it from here https://vaad...