As part of some of the coding interviews I’ve been conducting recently, the topic of immutability sometimes comes up. I’m…
Effective TechOps with Error Catalogues
Maintaining applications is often challenging, especially if you haven’t created them yourself. Tracing down the root of obscure errors, spending…
What’s new in JUnit 5.4
Java’s most popular testing library, JUnit, has released a new version. This version brings several welcome improvements since the last…
Formatting a Java 8 LocalDateTime in JSON with Spring Boot
A common issue with Java 8 and Spring Boot was that formatting Java 8 dates in JSON wasn’t the most…
Migrating from Lombok to Kotlin
Move towards a less verbose Java by migrating from Lombok to Kotlin
Dart vs Typescript vs Kotlin.js
Flutter 1.0 released With the recent release of Flutter 1.0, Google released another platform to develop mobile apps. The focus…
Input validation in a Hexagonal Architecture
An overview of where to put business logic and input validation in a Hexagonal Architecture