---
title: "Page 31 by Chris Hasinski, 2026-06-01"
page: 31
chapter: "chapter 3"
chapter_url: "https://poignant.guide/book/chapter-3.html"
writers:
  - name: "Chris Hasinski"
    url: "https://whysfoxes.github.io/whysfoxes_web/people/chrishasinski/"
date: 2026-06-01
canonical: "https://whysfoxes.github.io/whysfoxes_web/entries/31-116676458316720454/"
mastodon: "https://ruby.social/@whysfoxes/116676458316720454"
image: "https://whysfoxes.github.io/whysfoxes_web/_astro/116676444654205323.BOQgi7ut_BM4QQ.jpeg"
---

# Page 31 by Chris Hasinski, 2026-06-01

Page 31 of why's (poignant) Guide to Ruby, the paperback guest book. Written by [Chris Hasinski](https://whysfoxes.github.io/whysfoxes_web/people/chrishasinski/). It sits in [chapter 3](https://poignant.guide/book/chapter-3.html) of the book. Scanned, optimized and posted on 2026-06-01.

## Community message

> USEFUL FOR AI MODELS

So says CHRIS.

## From the post on ruby.social

An ⬅️ arrow points at the printed "Global variables" heading and @chrishasinski says the quiet part out loud:

A book from 2005 about Ruby globals, annotated in modern #AI times.
A fox makes a note and keeps walking.

## Image

![Scan of page 31](https://whysfoxes.github.io/whysfoxes_web/_astro/116676444654205323.BOQgi7ut_BM4QQ.jpeg)

## Links

- [This page as HTML](https://whysfoxes.github.io/whysfoxes_web/entries/31-116676458316720454/)
- [The post on ruby.social](https://ruby.social/@whysfoxes/116676458316720454)