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Ruud van Asseldonk

https://ruuda.nl/

Writing by Ruud van Asseldonk

https://ruuda.nl/writing

Contact Ruud van Asseldonk

https://ruuda.nl/contact

A type system for RCL: Introduction

https://ruuda.nl/2024/a-type-system-for-rcl-part-1-introduction

I am adding a type system to RCL, my configuration language. In part 1, I explain what I want from the type system.

The yaml document from hell

https://ruuda.nl/2023/the-yaml-document-from-hell

As a data format, yaml is extremely complicated and it has many footguns. In this post I explain some of those pitfalls by means of an example, and I suggest a few simpler and safer yaml alternatives.

Tutorial — RCL

https://docs.ruuda.nl/rcl/tutorial/

Hosting without hyperscalers

https://ruuda.nl/2026/hosting-without-hyperscalers

... changed the canonical domain of my blog from a .com domain to ruuda.nl. Now I was almost free of American ...

Building the deployment tool I wish I had

https://ruuda.nl/2026/deptool

... It is 00:43 at night. I look at the plan and press y. “s4. ruuda.nl: connecting …” I hold my breath ...

Types — RCL

https://docs.ruuda.nl/rcl/types/

Overview — RCL

https://docs.ruuda.nl/rcl/