As most of you will know, every now and then you can expect the question ‘Can you help fix something on this ancient project?’ According to the Universal Software Ageing table, that means anything from last month to much, much older. I got such a question recently, being in-between projects, and this project fell squarely into […]
Digital Off-The-Roadmap
“What are you thinking about?” Well, nothing really.Just tell me what you feel! Uh, uh, nothing at the moment. You got to feel something! Listen Woman: You have to go to mindfulness training, you do your yoga class, you do all the Zen stuff. And without doing all of that, I can just just sit […]
The potential of Machine Learning with the Axon Framework
Machine Learning creates lots of value in the business processes, if and when applied properly and the right data is available. These days a lot of data is already held within organisations. It is common to see this data unused, with possibilities and insights unseen. While it can be due to limitations of modelling and […]
Horizontal KPI’s and Do The Right Thing
Workshop Tuesday evening, 1800, rain, large room, 30 seats, the start of a workshop in digital transformation. Always great to start a workshop in the evening. Workshops after regular working hours means having people that really want to be there. Personal drive, wanting to learn, personal investment at it best. The workshop is focussed on […]
Spring Data Native Queries and Projections in Kotlin
This blog describes the solution to mapping native queries to objects. This is useful because sometimes you want to use a feature of the underlying database implementation (such as PostgreSQL) that is not part of the JPQL standard. By the end of this blog you should be able to confidently use native queries and use […]
Come Fly With Me: Flyway usage patterns part I
Flyway is a tool for managing your relational database schema as it evolves while developing a project. It’s not restricted to just performing schema migrations: it can execute any type of SQL script, or even JDBC code, that you’d like to run before or at startup as part of deploying a new version of your […]
Parallel Tracks
Reading Reading. Reading books. Reading books was our first way of travel. For both my wife and me reading started at a very early age. The public library was the main source of our travel experiences. We would pick up the maximum # of books each week and read them. Read them fast. All the […]
Integrating the AWS Parameter Store with Spring Cloud
I’ll tell you all my secrets (but I lie about my past)— Tom Waits – Tango till they’re sore tl;dr We’ve integrated the AWS Parameter Store with Spring Cloud so that it can be used as a secure configuration backend for services deployed to EC2, including ECS. This code has recently been merged in Spring Cloud […]
Exposing asynchronous communication through a synchronous REST API with Spring 5
On my current project, we opted not to use REST for the communication between our services. Instead we make use of AxonIQ’s AxonHub, which acts as a specialized message broker. Messages can be of three types: Command – You want to change something Event – You want to inform others of something that happened Query […]
Refactoring from Elasticsearch version 1 with Java Transport client to version 6 with High Level REST client
Every long running project accrues technical debt. It may be that the requirements today have evolved in a different direction from what was foreseen when the project was designed, or it may be that difficult infrastructure tasks have been put off in favor of new functionality. From time to time, you need to refactor your […]