Raniz.se

New design, new framework and new URL.

These tools are good, but seriously flawed.

Ever needed to convert between Chrono and Time?

What do a pair of running shoes have to do with software development?

Exploring European alternatives to Google Docs and Microsoft Office 365

Containers, Kubernetes, serverless, event buses.

Static builds are great right?

Pull requests are an open-source workflow that undermines flow in corporate teams.

How loose coupling and layered architecture let you swap cloud providers and infrastructure with minimal code changes — and why EU-DORA makes this worth thinking about.

My favourite organised unorganised discussion format

How to use a C# Roslyn incremental source generator to automatically generate database-flavoured test subclasses at compile time, cutting boilerplate without sacrificing coverage.

Exploring why Xunit's extension points fall short when you need to run test suites against multiple database backends — and why compile-time code generation is the answer.

Pair programming once seemed like a slowdown — until real-world complexity changed the calculus.

Write tests that tell you *what* went wrong, not just *that* they failed — practical techniques for more informative test failures.

After a decade on Arch Linux, Gentoo's new official binary packages made switching back irresistible — full source-based customisation without the wait.

I think Martin Molin of Wintergatan is test-driving his Marble Machine 3.

TDD isn't just a technique — it's two mindsets.

I've got 3 conferences scheduled for the autumn of '23.

TDD isn't just about tests — it drives better design, incremental problem-solving, and higher team velocity by making discipline the path of least resistance.

Can we learn anything about testing from Sam Vimes of the Discworld novels?

Exploring the Potential and Pitfalls of Using ChatGPT for Crafting Engaging Talk Descriptions: A Linguistic Adventure from a Swedish Perspective (yes I used ChatGPT for that).

When is the best time to start doing TDD?

I do the dishes during meetings - for your sake!

A quick introduction to Test Driven Development, why you do it, how you do it, and a kata for practice

Why can't some things just stay dumb?

December: also known as kata-month

I'm going to be speaking at All Day DevOps on November 10

Turns out that video processing on the CPU isn't very fast

I'm going to be speaking about testing repositories at JForum #108, 2022-10-04 in Stockholm

Making LXD containers usable for daily work

Need a new password that you can actually remember?

Preventing different projects from jamming each other

If you don't like your Git history; change it!

I'm going to be on stage at Craft Conference in Budapest, talking about AWS Lambda and Java

I'm going to be on stage at JFokus, talking about AWS Lambda and Java

Log in to different accounts in different tabs

Are there any good open source webinar platforms out there?

How hard can it be to host a GDPR-compliant webinar?