ggerman2025

5 ms·

1. 1.▲
   by ggerman2025 7mo ago

   I've been building ruby-libgd, a native Ruby binding to the GD graphics library. This folder contains a Docker setup that runs JupyterLab with a full Ruby kernel — you can plot sin, cos, log, implicit curves like circles and ellipses,
2. 2.▲
   Show HN: Plotting mathematical functions in Ruby inside Jupyter with Ruby-libgd(github.com)

   1 points by ggerman2025 7mo ago|1 comments
3. 3.▲
   Show HN: Libgd-GIS – Render maps and GIS data directly in Ruby (GeoJSON → Image)(ggerman.github.io)

   2 points by ggerman2025 8mo ago|0 comments
4. 4.▲
   by ggerman2025 8mo ago

   Thanks for the clarification — that makes sense. My goal with ruby-libgd / libgd-gis is to provide a public, documented, reusable graphics and map-rendering stack for Ruby.
5. 5.▲
   by ggerman2025 8mo ago

   Not exactly. That link looks like a Ruby-level drawing demo (and I don’t see a public repo or docs behind it). ruby-libgd is a native, in-process binding to libgd, focused on deterministic rendering and explicit pixel-level primitives, rele
6. 6.▲
   Show HN: Ruby-libgd – Native 2D graphics engine for Ruby (no CLI, no JavaScript)

   3 points by ggerman2025 8mo ago|4 comments
7. 7.▲
   by ggerman2025 2y ago

   Routing is the backbone of any Rails app, guiding every request to the right destination. But how confident are you that your routes won’t break during the next big refactor? In my latest article, I dive deep into RSpec route testing—from t