Nix on The Negation

Cross-Compiling Haskell under NixOS with Docker

Thu, 29 May 2025 23:55:54 +0000

I learned how to cross-compile Haskell projects under NixOS using Docker images for ARM architectures, and how to run them under emulation on x86_64 hosts.

The Terminal State of Mind

Wed, 28 May 2025 21:24:28 +0000

I use the terminal. Not because I am a command-line wizard or particularly efficient with it, but because the GUI has never given me the rhythm and flow I need.

NixOS Rebuilds, Upgrades and Generation Diffs

Tue, 27 May 2025 21:20:42 +0000

Today, I upgraded my NixOS system to the latest version, v25.05. It went smoothly. I just want to report my experience here.

Hacking Haskell with Nix: Two Tricks

Thu, 22 May 2025 22:10:37 +0000

I have mentioned a few times in my posts that Haskell is my go-to language. This is true even for small applications which go beyond a simple shell script.

Hacking Haskell with Nix is an easy and fun way to quickly prototype. I want to share two tricks that I use.

Haskell Project Template with Nix Flakes

Tue, 20 May 2025 21:43:46 +0000

This post introduces my Haskell project template powered by Nix Flakes – a simple setup I use to quickly spin up new Haskell applications.

Build a CLI Emoji Picker with fzf and Nix

Mon, 12 May 2025 21:10:27 +0000

In my blog post yesterday, I mentioned fzf. Its simplicity and power make it a good tool for many scripting tasks. In this post, we will see a practical example of how to use it in a CLI program and package it with Nix.

Why and How to Patch a Python Package in Nix

Thu, 08 May 2025 17:24:26 +0000

I bumped into an annoying issue today while upgrading my Python dependencies in a codebase. And I thought it would be a good idea to share the solution with you. Thanks to Nix for making this kind of fix so straightforward.

Nix-Powered Python Development

Wed, 07 May 2025 19:11:06 +0000

After a few years of floating from one hack to another, this is my practical guide to setting up a reasonable Python development environment using Nix flakes with support for testing, linting, formatting, and LSP-based editor integration.

Nix Flake Templates

Tue, 06 May 2025 11:36:39 +0000

Nix is now central to how I structure my workstation setups and manage development and production environments across my projects. Over time, I found myself repeating certain setups. This post is a short note on how I started working with Nix Flake templates to avoid or reduce this repetition.

Easy GitHub CLI Extensions with Nix

Mon, 19 Aug 2024 20:35:24 +0000

GitHub CLI (gh) is one of my favourite tools. In addition to its built-in commands, it allows you to write your own extensions. In this post, I will show you how to write a simple GitHub CLI extension and how to package it with Nix, in particular under Nix Home Manager.

Hasura CLI on NixOS: A Working Solution

Wed, 07 Aug 2024 22:02:10 +0000

This post comes after an exciting discovery of a solution to a problem I and my team have been facing for a while: Getting Hasura CLI work on NixOS like any other program.

Using niv to Manage Haskell Dependencies

Tue, 06 Aug 2024 20:31:10 +0000

Using Nix to manage project dependencies and development environments is a great way to keep your projects reproducible and isolated. niv can help you further in this by pinning the versions of your dependencies outside of your Nix code as JSON data.

In this post, I will show you what using niv looks like and how to override Haskell dependencies. I will also demo a small script I wrote to add Hackage packages to the sources.json file.