EclipseStore
Advent Calendar - 2025 - Detail Dialog - Part 2
Client contract from a UI perspective In this project, the user interface not only serves as a graphical layer on top of the backend, but is …
Vaadin
40 articles
EclipseStore
Advent Calendar - 2025 - Detail Dialog - Part 1
Classification and objectives from a UI perspective Today’s Advent Calendar Day focuses specifically on the interaction level prepared …
EclipseStore
Advent Calendar - 2025 - Persistence – Part 02
Today, we will finally integrate the StoreIndicator into the UI. Vaadin integration: live status of the store Implementation of the …
EclipseStore
Advent Calendar - 2025 - Persistence – Part 01
**Visible change: When the UI shows the memory state With the end of the last day of the Advent calendar, our URL shortener was fully …
Java
Advent Calendar - 2025 - Filter & Search – Part 02
In the previous part, we looked at the implementation on the server side. This part is now about the illustration on the user page. The …
EclipseStore
Introduction to the URL‑Shortener Advent Calendar 2025
December 2025 is all about a project that has grown steadily in recent months: the Java-based URL Shortener, an open-source project …
Design Pattern
How and why to use the classic Observer pattern in Vaadin Flow
1. Introduction and motivation The observer pattern is one of the basic design patterns of software development and is traditionally used to …
Java
What makes Vaadin components special?
From my experience, Vaadin has always stood out from other Java frameworks. Of course, it enables the creation of modern web UIs, but the …
Java
Part III - WebUI with Vaadin Flow for the URL Shortener
1. Introduction and objectives The first two parts of this series established the theoretical and practical foundations of a URL shortener …
Java
Connecting REST Services with Vaadin Flow in Core Java
1. Introduction Why REST integration in Vaadin applications should not be an afterthought In modern web applications, communication with …
Java
Creating a simple file upload/download application with Vaadin Flow
Vaadin Flow is a robust framework for building modern web applications in Java, where all UI logic is implemented on the server side. In …
Java
What is CWE-1007: Insufficient visual discrimination of homoglyphs for you as a user?
The world of cybersecurity is full of threats, many of which are surprisingly subtle and challenging to detect. One such threat is the …