development

A collection of 38 posts

kotlin Featured

KotlinConf 2025 is a real bowl of fresh air for backend Devs

With their keynote that JetBrains intentionally started putting backend developers in the spotlight again. They made big, impactful announcements, both at an ecosystem and language levels and I can't wait to try out all of the new goodies.

ai Featured

My experience using Junie for the past few months

Junie is one of the best coding agent I've been trying out so far. Very well integrated with IntelliJ, great for Kotlin, and the test first focus makes it quite good at coming out with good results. However, I do miss the capability to only accept part of a solution and it can be very slowwwwww.

devrel

Visualizing your AAARRP priorities as a way to manage up in your DevRel team

In this article, I'm describing how we used the AAARRRP framework to visually describe our DevRel team's strategy and clarify the reason for our day to day activities to our internal stakeholders, and more focus on impact instead.

openapi

Creating an OpenAPI generator from scratch : From YAML to JetBrains HTTP Client

In this article, I'll be implementing an openapi generator from scratch so you can too! We'll be creating a very simple generator for the Jetbrains HTTP Client

community

2022 retro, and what's up

This post is a recap of 2022, and a look into what's coming in 2023. In short, Devrel is amazing and doesn't require flying, I became a GDE and we grew over 160kg of vegetables this year!

apis

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 🔥

java

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

development

Why I still take notes on paper

Why I still take notes on paper every day. Let's dive a bit into why it works for me, in no particular order.

kotlin

Kotlin Data Classes, shallow copies and immutability

Are Kotlin data classes immutable? And does the copy method create shallow or deep copies of my class instances? Let's have a look together

elm

Easy dependency integration in Kotlin/JS using the "Elm ports" technique

Just starting with Kotlin/JS, I found it hard to use large NPM libraries like Firebase. But my past experiences with Elm and its system of ports helped me find a suitable solution. Let's dive into it!

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.

kotlin

Building Command Line Interfaces with Kotlin using picoCLI

In this article, we'll look into use cases where CLIs are a great idea. We'll also dive into best practises, and discover one of the most used library for CLIs in the JVM world : picoCLI.

development

A simple setup to use LitElement with tailwindcss for small projects

A simple setup to use LitElement with tailwindcss for small projects.

google sheets

Fetching Google Calendar data without OAuth by using Google Scripts

A quick, simple and unsecure way to fetch your calendar events from Google with the help of Google Scripts and without having to use OAuth.

adventofcode

Advent of Code Day 5 : Binary representations and data classes val inits

How I solved Advent of Code day 5, live, and what I learned from it.

adventofcode

Advent of Code Day 4 : Kotlin TIL - require, flatMapIndexed!

How I solved Advent of Code day 4, live, and what I learned from it.

kotlin

Advent of Code Day 3 : Kotlin TIL - drop, filterIndexed

How I solved Advent of Code day 3, live, and what I learned from it.

kotlin

Advent of Code Day 2 : Kotlin TIL - regex destructuring

How I solved Advent of Code day 2, live, and what I learned from it.

kotlin

Advent of Code Day 1 : Kotlin TIL

How I solved Advent of Code day 1, live, and what I learned from it.

development

Advent of Code in Kotlin : Learnings day by day.

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.

cloud

Thoughts on using Docker in the cloud for side projects

Why are cloud provider barebones Docker container solutions so expensive to run? This makes them virtually unsuitable for side projects.

raspberry

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!

docker

Reducing our Carbon Docker image size further!

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!

docker

Reducing Docker's image size while creating an offline version of Carbon.now.sh

Creating a docker image of carbon.now.sh that is as small as possible, step by step so we can create beautiful snippets offline.

java

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.