“Oh please no, Michael, not Sport content here”… Well, sorry, it’s my blog and right now I don’t have a much better place for it. Bear with me, though, there will be some cool database querying later on. In late 2024 I stumbled upon No Rest for the Wicked 2025 and the idea is simple, […]
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Hej there, yes it’s me, I’m still alive and doing things, such as neo4j-jdbc, with automatic SQL to Cypher translations or building things like this for my own enjoyment. However, with the tons of meaningless posts and stuff around “Hey ma, look how I do AI with $tool”, I felt a bit out of time […]
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Last week I came across a Twitter thread about using stored procedures or in other words, user defined functions in databases. Every myth about them has already been debunked like 13 years ago in this excellent post: Mythbusters: Stored Procedures Edition. I can completely get behind it, but also like some personal thoughts and share […]
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I have started working with a small team on an exciting project at Neo4j. The project is about database connectivity (what else) and we use Testcontainers in our integration tests, asserting the actual network connectivity and eventually the API. The thing we are creating should of course also work when being compiled as part of […]
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I am working since 2018 for Neo4j. At Neo4j I maintain both Spring Data Neo4j and Neo4j-OGM, both object mappers and entity managers for our database product. This is a great job in a great company with awesome colleagues such as my friends Gerrit and Michael. Some other projects I created on the job are […]
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The following post is more a less a dump of code. Since version 5.8 the official Neo4j drivers supports expiration of authentication tokens (see Introduce AuthToken rotation and session auth support. The PR states: “The feature might also be referred to as a refresh or re-auth. In practice, it allows replacing the current token with […]
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Hi! My name is Michael Simons. I live in Aachen and create software for a living. You can read more about me on the
"About me" page. This blog mostly contains posts about Java and Softwarearchitecture with a strong focus on the Spring eco system.
Below is a list of featured posts and a collection of talks.
Featured posts are either part of a bigger series, have a relevance somewhere else or are just posts I like.
See all posts in the archive. Just another nerd blog is more than 10 years old and the archive has become quite huge.
Good stuff cannot be achieved alone. A salute to several great people in my life: NetBeans Dream team and more. And certainly, lots of ❤️ to my family and my wife who always supports me and my crazy ideas.
Spring Boot based site and api for EuregJUG: A post on how to build an api and front end for a Java User Group from start to end with the goal deploying "in the cloud" (i.e. on Pivotal CF). Includes caching, redis and even a full text search.
Hibernate Search and Spring Boot: Simple yet powerful archiving. Hibernate can be "painful" but often hast really good advantages. Learn how to use your existing mappings and entites to provide full text search features that also work in a cloud deployment.
Database centric applications with Spring Boot and jOOQ is a series of posts that guides you through creating a database centric application with Spring Boot and jOOQ. You'll learn how to run Oracle Database in a Docker container and create realiable migrations on the way.
Developing a web application with Spring Boot, AngularJS and Java 8 A series of posts from 2014 and something I still am proud of. This posts culminated not only in an application i used nearly everyday, but also in my very first book: Arc42 by example.