Programming notes by Felix - system design, side projects, and the occasional cry about JavaScript.https://blog.felix.codes/https://blog.felix.codes/mca-benches--hobby-project/https://blog.felix.codes/mca-benches--hobby-project/A Discord-gated web app for tracking Guild Wars 2 build benchmarks. It ingests dps.report logs, auto-validates submissions against the official bench, and diffs a player's rotation against the reference cast by cast.Sat, 06 Jun 2026 00:00:00 GMThttps://blog.felix.codes/architecture-database-sharding/https://blog.felix.codes/architecture-database-sharding/In the realm of managing burgeoning data stores, the allure of database sharding often beckons as a panacea for scaling woes. Yet, before delving into the...Sun, 07 Apr 2024 00:00:00 GMThttps://blog.felix.codes/architecture-relational-databases/https://blog.felix.codes/architecture-relational-databases/Databases are crucial for storing the states of our applications, but many people have a limited understanding of how they operate. Today, I will discuss two...Tue, 03 Jan 2023 00:00:00 GMThttps://blog.felix.codes/what-i-learned-for-my-next-web-summit-2019/https://blog.felix.codes/what-i-learned-for-my-next-web-summit-2019/Web Summit is an annual tech-conference help in Lisbon, Portugal. Experts from every industry will come together for Web Summit. Share ideas with others in...Sat, 15 Jan 2022 00:00:00 GMThttps://blog.felix.codes/dinermind--university-project/https://blog.felix.codes/dinermind--university-project/This project was created during my App Development Course at XU Exponential University of Applied Sciences. In a team of three we had about six weeks to...Thu, 13 Jan 2022 00:00:00 GMThttps://blog.felix.codes/icongeneratoreu--hobby-project/https://blog.felix.codes/icongeneratoreu--hobby-project/Lots of communities, websites, and tools need icons for operation. There are a lot of free icons to be had but getting them in a coherent style is often a...Thu, 13 Jan 2022 00:00:00 GMThttps://blog.felix.codes/teamspeakgg--hobby-project/https://blog.felix.codes/teamspeakgg--hobby-project/This Project started back when I was actively using & maintaining a public TeamSpeak-Server.Thu, 13 Jan 2022 00:00:00 GMThttps://blog.felix.codes/measuring-lipo-voltage-using-an-arduino/https://blog.felix.codes/measuring-lipo-voltage-using-an-arduino/I’ve been flying FPV racing drones for quite some time. For FPV as well as lots of other RC activities, lithium polymer batteries are essential. Typical lipo...Thu, 13 Jan 2022 00:00:00 GMThttps://blog.felix.codes/how-this-blog-works-with-serverless-workers/https://blog.felix.codes/how-this-blog-works-with-serverless-workers/Cloudflare provides an easy way to implement serverless workers directly on your site. This can be used to build yourself a Notion Blog like this. Or anything...Thu, 07 May 2020 00:00:00 GMT