my blog. for you.

Let’s talk digital.

I’m an independent IT consultant and entrepreneur in the Internet and software business. I’m interested in design, enterprise applications, web apps and SaaS products. I design and develop business solutions and applications. I help companies in terms of software quality and knowledge transfer, e.g. with Angular and Spring Boot.

On HTML Attributes and Properties

In his insightful article, HTML attributes vs DOM properties, Jake Archibald delves into the often-overlooked distinctions between HTML attributes and DOM properties. While modern frameworks often abstract much of this complexity, a clear understanding of these differences is invaluable, especially when working directly with the DOM or developing custom elements.

Sunday May 25th, 2025 by Bjoern in General

Testcontainers Support in Spring Boot

With SpringBoot 3.1, Spring Boot has introduced first-class support for Testcontainers during development time. Last year, Baeldung published an introductory article on how to use the now built-in Testcontainers support with Spring Boot.

Spring I/O 2023 – After Movie

I'm in Barcelona right now for this year's Spring I/O. To give you an idea what this fantastic conference and the mood is like, here's a video from last year:

Sunday June 2nd, 2024 by Bjoern in General

The “Spring Way” of Doing Things by Lee Sheinberg

Lee Sheinberg of Digma (providers of a continuous feedback tool for Java development) recently published this article on The “Spring Way” of Doing Things, which covers quite a few useful suggestions on how to improve the way you write Spring Boot applications by applying common best practices such as keeping your controllers lean or handling exceptions globally.

Sunday April 21st, 2024 by Bjoern in General

Everything You Need to Know About Spring AI (as of now, that is …)

Recently, Gaurav Sharma of Unlogged posted this useful article on "All You Need to Know About Spring AI". Spring AI is a project within the Spring Framework that "aims to streamline the development of applications that incorporate artificial intelligence functionality without unnecessary complexity".

Sunday March 10th, 2024 by Bjoern in General

Architecturally evident Spring applications with jMolecules by Oliver Drotbohm @ Spring I/O 2023

Sunday September 3rd, 2023 by Bjoern in General

Java Design Patterns

Based on Christopher Alexander's pattern language, design patterns in software allow us to apply reusable patterns to common use cases and scenarios in software development instead of having to reinvent the proverbial wheel each time we're facing similar problems. If you'd like to brush up on design patterns in the context of Java as a programming language, Java Design Patterns has you covered. Java Design Patterns is a website "showcasing Java-based design patterns, principles, and code snippets". For a more general, language-independent overview ...

Sunday April 9th, 2023 by Bjoern in General

Aarron Walter – Returning to Your Maker Roots @ beyond tellerrand Düsseldorf 2022

To me - with many of the speakers (Geri Coady, Jude Pullen, Cabeza Patata, among others) talking about change and experiments - Aarron Walter's idea of reconsidering (which inspired the Re:considering podcast co-hosted by Aarron) what's truly important to you has been the overarching theme of this year's beyond tellerrand Düsseldorf:

Sunday May 22nd, 2022 by Bjoern in Design, General

I see numbers

Metaphors play a vital role in how human beings make sense of the world. The ways in which we view and describe both the world around us and abstract thoughts often are inherently metaphorical. When relating to time, for example, we often use spatial metaphors such as "to look forward to", "time moving forward", or "to turn back time". For some though, relating to time in terms of spatial concepts and relations can take on quite a literal meaning. I've always visualised numbers, ...

Sunday January 2nd, 2022 by Bjoern in Design, General

Björn Wilmsmann

my blog. for you.

Let’s talk digital.