This page contains links to articles I’ve written. If you use (parts of) an article please add a reference, thank you!

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Recent posts

• How to use YAML anchors as a template for Docker Compose services - also fixes `depends_on cannot be extended` May 3, 2024

2023

• Automatically spin up a Docker Compose environment for your local and integration test environment with Spring Boot 3.1.0+
• How to get around Docker licensing on Mac with Colima

2022

• Merging Jacoco coverage files with Gradle to run parallel builds on Bitbucket Pipelines
• Sharing build logic across multi repository Gradle projects - A parent pom on steroids
• Using EasyRandom and Lombok’s .toBuilder to improve the sustainability of your Unit tests
• Splitting up your fast and slow tests in Gradle to receive faster feedback

2021

• Unit testing your MapStruct mapper for omitted parameters - EasyRandom to the rescue

2020

• Running your java integration tests with Gradle and docker-compose with only one command (optionally with Bitbucket Pipelines)
• Using a ConnectableFlux to do background batching on elasticsearch

2019

• Running your elasticsearch integration tests with JUnit 5, Karate and TestContainers (Docker)
• How to remotely reload classes with Spring Developer Tools without opening extra ports
• Writing integration tests for CORS headers (with Karate)
• Using ZAP-proxy and nginx to debug and tamper with HTTP traffic – Emulate timeouts and other unexpected behaviour

2018

• Using ZAP-proxy and nginx to debug and tamper with HTTP traffic – Emulate timeouts and other unexpected behaviour
• Lessons learned after serving thousands of concurrent users in a devops team for a year
• Introduction to Java heap tuning – Some easy steps to improve response times

Older

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Github profile | Stackoverflow profile | articles written before 2021