The thread of all my solutions, day after day on how I solved Advent of Code puzzles in Kotlin! Every day I record myself, and then revisit and improve my solution to learn from them.
Advent of Code in Kotlin : Learnings day by day.

My name is Julien Lengrand-Lambert. I'm a full-stack developer and devrel living in the Netherlands. I love creating communities that make people and products shine. Welcome to my blog!
The thread of all my solutions, day after day on how I solved Advent of Code puzzles in Kotlin! Every day I record myself, and then revisit and improve my solution to learn from them.
How I solved Advent of Code day 5, live, and what I learned from it.
How I solved Advent of Code day 4, live, and what I learned from it.
How I solved Advent of Code day 3, live, and what I learned from it.
How I solved Advent of Code day 2, live, and what I learned from it.
How I solved Advent of Code day 1, live, and what I learned from it.
Why are cloud provider barebones Docker container solutions so expensive to run? This makes them virtually unsuitable for side projects.
In this article, I describe a way to paginate results in picocli applications.
In this article, we will to create a native library so that our C driver can be used from Java. We will also create a jar that includes the library. We generate our outputs using Github Actions with the help of cross-compilation and even publish our jars there as packages!
In this series of posts, we'll see how to build a wine cellar monitoring system sending data to the #cloud with some #iot, #timeseries and #microservices on a #raspberrypi. Is that enough buzzwords yet?
Second post of the series, we keep diving into more ways to reduce our Docker image size. Let's see how we manage to reach a factor 10!