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JCJaremy Creechleyblog.elcritch.netOct 1, 2025 · 18 min read

Debugging Atlas Installs

Atlas has become my goto for handling Nim dependencies. Though I’m biased as I helped get it up to speed. A large part of that work was refactoring how Atlas loads dependencies and their version information. It now loads every version of every possib...

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JCJaremy Creechleyblog.elcritch.netSep 24, 2025 · 9 min read

Signals and Slots for IoT: Calm, Caffeinated Concurrency with Nim and Sigils

Sigils has been a fun little project I created to implement QT's famous signals and slots mechanism in Nim. Initially it was created for working with my experimental UI library Figuro but it has started to get a life of its own. Signals and slots are...

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SMShichun Minai-learning-shichun.hashnode.devSep 21, 2025 · 6 min read

CS50 AI with Python – Lecture 4: Learning – Problem Set 1: Nim

Preface The second assignment of this lecture is Nim — a seemingly simple game, but one with surprisingly subtle strategy. The goal is to write an AI that doesn’t start out knowing how to win, but instead learns a winning strategy through reinforceme...

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AArnaud2-towns.hashnode.devAug 29, 2025 · 6 min read

Optimizing ABI Encoding in Nim

I recently built an efficient way to encode values into the ABI (Application Binary Interface) format using Nim. My starting point was the excellent Codex contractabi library and began iterating on it to improve performance and integrate it into nim-...

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JCJaremy Creechleyblog.elcritch.netAug 11, 2025 · 3 min read

Run Nim Code Anywhere with Cosmopolitan

A few years back a somewhat crazy fellow made [Cosmopolitan](https://github.com/jart/cosmopolitan)\: Cosmopolitan Libc makes C/C++ a build-once run-anywhere language, like Java, except it doesn't need an interpreter or virtual machine. Instead, it r...

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JCJaremy Creechleyblog.elcritch.netAug 11, 2025 · 1 min read

CSSGrid Engine Updates (april 2025)

A while back I’d made some big update for [CSSGrid](https://github.com/elcritch/cssgrid) library. Here's a sample using justify and alignment along with auto-flow algorithm in CSS Grid. The left and right most nodes are fixed in place, while the rest...

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KRKumkum Rajkumkumdiscretemaths.hashnode.devJun 24, 2025 · 5 min read

🎮 How to Lose Every Game: The Mathematics of Losing Strategies

✨ Introduction: What If Losing Is a Mathematical Certainty? You’re sitting across from a friend.A table holds three small piles of coins — maybe 5, 3, and 1. It’s your turn. You can remove any number of coins from any single pile.The only rule: whoev...

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JCJaremy Creechleyblog.elcritch.netMar 31, 2025 · 7 min read

130 Pages of CSS Grid Spec and Claude-3.7

The Challenge The other night I got an itch and spent many hours trying to coax LLMs in Cursor to rewrite my home-brew css grid implementation to match the css grid level 2 spec. See my CSS Grid implementation in Nim started from the layout code in F...

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JCJaremy Creechleyblog.elcritch.netJan 30, 2025 · 4 min read

Making Reactive Datatypes in 200 lines of Nim

Sigil becomes more than a name Sigils now supports first-class reactive data types! I wish I could say it was a grueling undertaking, but it wasn’t. Thanks to the core of Sigil’s being signals and slots along with Nim’s superb meta-programming it was...

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JCJaremy Creechleyblog.elcritch.netJan 14, 2025 · 9 min read

Complex C code gave ChatGPT a headache and Claude came to the rescue

For Figuro I want to have a file monitoring API that watches for the CSS theme to be modified. Unfortunately all the libraries in Nim are either wrappers around C libraries or incomplete. I tried finding a few C projects and translating them, but it’...