Why I Don’t Use Mocking Frameworks and Why You Might Not Need Them Either

“I never use mocking frameworks like Mockito. Why? Either I have my test data under control, or I write the methods in a functional way.” When I say this, it usually[...]

The Simon Martinelli Stack: A Pragmatic Approach to Full-Stack Java Development

In the fast-paced world of software development, developers are often overwhelmed by endless framework choices and architectural trends. Over the years, I have refined a stack[...]

Using java.time Classes with JAXB

JAXB (Jakarta XML Binding) is a popular way to bind XML schemas to Java objects. However, out of the box, JAXB doesn’t support the modern Java 8+ java.time API like LocalDate or[...]

How to Deploy a Vaadin Application as a WAR on Tomcat 11

If you want to run a Vaadin application on an external servlet container like Apache Tomcat 11, you need to package your application as a WAR (Web Application Archive) instead of[...]

Effortless Cloud Deployment of a Vaadin App with Virtuozzo

As a developer who values simplicity, automation, and data residency in Switzerland, I recently started using Hidora to host my Java application. In this post, I’ll show you how[...]

Configuring the Entra Spring Boot Starter Behind a Proxy

I recently encountered a challenge when using the Spring Boot integration for Microsoft Entra (spring-cloud-azure-starter-active-director) behind a corporate proxy. It was a pain[...]

Securing Vaadin Applications with One-Time Token

Logging into an application should be simple for users but still safe and secure. Traditional logins with usernames and passwords work, but they can be inconvenient and sometimes[...]

Securing Vaadin Applications with Microsoft Entra

Many companies use Microsoft 365, so letting users log in with their Microsoft account is a good choice. This blog post shows how to secure your Vaadin applications using[...]

Secure and Efficient Oracle DB Setup with Spring Boot and Testcontainers

Having one user for creating database objects (DDL) and another for application-level data operations (DML) has many benefits. It improves security, keeps things organized, and[...]

CQRS meets modern Java

Developing robust yet maintainable software solutions remains at the heart of modern software development. The Command Query Responsibility Segregation (CQRS) pattern offers an[...]

Using Oracle JSON-Relational Duality Views with Spring Boot. The ORM Killer?

Oracle Database 23ai introduced a powerful feature called JSON-Relational Duality Views. These views let you work with relational data in a document-oriented way. In this post,[...]

Integrating Google Analytics with Vaadin Flow: A Step-by-Step Guide

Want to track how users interact with your Vaadin Flow application? Learn how to integrate Google Analytics with a clean, reusable component. This guide shows you step-by-step how[...]