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.

Better Error Handling for Your Spring Boot REST APIs: Error Handling Spring Boot Starter by Wim Deblauwe

Robust and consistent error handling is key when working with any kind of software framework. While Spring itself generally is doing a pretty decent job at that, when it comes to providing REST APIs with Spring Boot the framework is rather lacking. To provide a more consistent error handling experience with Spring Boot REST APIs, Wim Deblauwe (of Taming Thymeleaf fame has release an Error Handling Spring Boot Starter, which enforces robust error handling across a Spring Boot application. See his article on ...

Java Digest by Catherine Edelveis: August Through October 2024 Editions

Again, I've been remiss at posting Catherine Edelveis' amazing monthly digest of relevant news, releases, and events in the Java world for the last few months. So, to catch up you can read the issues from August to October 2024 here: Java Digest August 2024 Java Digest September 2024 Java Digest October 2024

Sunday February 9th, 2025 by Bjoern in Enterprise Software, Software

“A Guide to Docker Multi-Stage Builds for Spring Boot” by Catherine Edelveis

While Spring Boot offers first-class support for Docker out-of-the-box, Docker builds can be tricky to get right, especially when it comes to build sizes. Java developer Catherine Edelveis therefore has published this useful Guide to Docker Multi-Stage Builds for Spring Boot to get you started.

Sunday February 2nd, 2025 by Bjoern in Enterprise Software, Software, Web Applications

Protected: Proposal for Multi-vendor Platform for the Beauty and Wellness Industry

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Saturday February 1st, 2025 by Bjoern in Business, Enterprise Software, Software

OpenAPI 3 and Spring Boot 3 – What’s New? by Badr Nass Lahsen @ Spring I/O 2024

Sunday January 26th, 2025 by Bjoern in Enterprise Software, Software

A Spring Developers Guide to Navigating the Frontend Landscape by Dan Vega @ Spring I/O 2024

Sunday January 19th, 2025 by Bjoern in Enterprise Software, Front End Development, Software

Using ShedLock With Spring

ShedLock is a distributed locking mechanism for scheduled tasks in Java environments. Not unlike a semaphore or mutex it uses an external data store (i.e. some sort of database) to acquire locks for preventing tasks from being executed more than once. Prolific Java tutorial site Baeldung has a comprehensive Guide to ShedLock with Spring to get you started with this useful tool.

Sunday January 12th, 2025 by Bjoern in Enterprise Software, Software

Concerto for Java and AI – Building Production-Ready LLM Applications by Thomas Vitale @ Spring I/O 2024

Sunday January 5th, 2025 by Bjoern in Enterprise Software, Software

NANOWAR OF STEEL – HelloWorld.java

For the last post of this year, why not have something of a less than serious flavour and post a song whose lyrics consist of Java source code entirely? So, here goes: Italian comedy metal band Nanowar of Steel recently have published HelloWorld.java: Yes, I can confirm, those lyrics compile and - of course - there's a GitHub repository for the source code, including a unit test (just an end-of-the-year reminder to always write unit tests ...)

Sunday December 29th, 2024 by Bjoern in Software

Improve Developer Experience With Spring Interface Clients by Olga Maciaszek-Sharma @ Spring I/O 2024

Sunday December 22nd, 2024 by Bjoern in Enterprise Software, Software

Björn Wilmsmann

my blog. for you.

Let’s talk digital.