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A collection of 14 posts

🎉Celebrating Kotlin 2.0🎉

kotlin Featured

🎉Celebrating Kotlin 2.0🎉

Upgrading a simple Kotlin and PicoCLI project to Kotlin 2.0 in under 5 minutes to celebrate the new version coming up!

My KotlinConf experience

My KotlinConf experience

My experience and impressions attending KotlinConf a couple weeks back. And some thoughts on the future of Kotlin.

A tale of fixing a tiny OpenAPI bug

A tale of fixing a tiny OpenAPI bug

I found and fixed a tiny bug in OpenAPI, learnt about the library, jackson and git in the process. In short, get and set methods are visited by Jackson even when they aren't used anywhere in the code! Be careful how you name your methods 🔥

Getting started with OpenAPI Generators : tips and tricks

Getting started with OpenAPI Generators : tips and tricks

In this article, I'm sharing some tips and tricks on how to get productive with creating OpenAPI generators. How to run and debug, create your own easily and more

Measuring time and durations in Kotlin

Measuring time and durations in Kotlin

The DurationAPI is coming out of experimental stage, and offers a nice DSL to easily work with Time durations (duh!). If offers the obvious but also nice extra goodies like coercions and ISO/ String conversions and is notably used to calculate processing time.

Paginate results in a command line application using picoCLI

Paginate results in a command line application using picoCLI

In this article, I describe a way to paginate results in picocli applications.

Building a wine cellar monitoring system - Part 2 : Creating a native Java library

Building a wine cellar monitoring system - Part 2 : Creating a native Java library

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!

Building a wine cellar monitoring system - Part 1 : The hardware and setup

Building a wine cellar monitoring system - Part 1 : The hardware and setup

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?

Jpackage : Overview of one of Java 14's hidden gems

Jpackage : Overview of one of Java 14's hidden gems

Jpackage : Overview of one of Java 14's hidden gems. In this article we will create an installer for Minecraft using jpackage.

Introvert? Try speaking at a conference!

Introvert? Try speaking at a conference!

This post reflects on my experience as an (introvert) conference speaker for the first time earlier this year. I got the chance to speak at JFuture in October. I really loved the experience and some of the things I learnt there really surprised me

Introducing Kotlin at ING, a long but rewarding story

Introducing Kotlin at ING, a long but rewarding story

This article describes our journey being the first team to run Kotlin in the backend at ING (Netherlands). Hopefully this article will give you some keys on how to introduce it as well in your own large company, and reduce some of the friction you might encounter.

Strange bug with long XML files in android.

Strange bug with long XML files in android.

Lately I encountered a strange bug while developing my android [http://play.google.com/store/apps/details?id=fr.lengrand.brestram&hl=en] application, and I think it is strange enough to share it in this blog post. Brestram [http://play.google.com/store/apps/details?id=fr.lengrand.

Integrate a twitter timeline in your android application.

Integrate a twitter timeline in your android application.

Hey all, Note: The solution mentioned in this article is not functional any more after all the amazing changes that Mr. Elno brought to Twitter (😖, I mean X 🤢). There is no way to embed your timeline like this any more without paying. 🤷‍♂️ This week-end, I worked on integrating a social

onLocationChanged is never called on Android

onLocationChanged is never called on Android

I had problems with this while developing #BresTram [http://play.google.com/store/apps/details?id=fr.lengrand.brestram]. I was developing a new feature, allowing my users to find bus stops nearby using their GPS location. But whatever I was trying, my location was never set, and onLocationChanged [http: