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Rue: A Quick Reference (and How It Came to Be)

Steve Klabnik spent 13 years on Rust's core team and co-wrote the book that taught most of us the language. Then, over 11 days in December 2025, he built Rue with Claude — a systems language that keeps memory safety but throws out Rust's hardest feature: the borrow checker. Here's the story, plus a cheat sheet for the syntax.

Fortran 90/95 Quick Reference Guide

New to Fortran? Whether you're a scientist, engineer, or curious programmer, learning Fortran opens the door to decades of high-performance
scientific computing. This guide walks you through the complete workflow—from writing your first program to compiling with gfortran and running it on Linux.