--- title: "Rails turns twenty" publication: "Ruby Weekly" issue: 714 published_at: "2024-08-01" canonical_url: "https://rubyweekly.com/issues/714" --- Plus a dive into ranges, multiplayer Minesweeper, and ERB linting. | #​714 — August 1, 2024 [Read on the Web](https://rubyweekly.com/issues/714) 🏖️ Hey! Just a quick note to say that we're taking next week off for a brief summer vacation. We'll be back with our next issue on August 15. __ _Peter Cooper, your editor_ Together with [![JudoScale\](https://res.cloudinary.com/cpress/image/upload/c_fill,g_auto,e_trim,w_500,h_122/e_make_transparent/co_white,e_outline:9/uimgjqpabq3x7sq0q631.png)](https://judoscale.com/blog/how-many-dynos?ref=RubyWeekly) Ruby Weekly [![\](https://res.cloudinary.com/cpress/image/upload/w_1280,e_sharpen:60,q_auto/vzybyjt6pdocdvi6s0b1.jpg)](https://zverok.space/blog/2024-07-26-range-evolution.html) [How It Became Like This? Ruby's Range Class](https://zverok.space/blog/2024-07-26-range-evolution.html) — An exploration of one of Ruby’s core classes — specifically the `Range` type and its associated syntax, looking at how it works and how its behavior has evolved over time. Victor Shepelev [![\](https://copm.s3.amazonaws.com/8544bfc3.png)](https://judoscale.com/blog/how-many-dynos?ref=RubyWeekly) [Developer’s Guide to Heroku Dynos](https://judoscale.com/blog/how-many-dynos?ref=RubyWeekly) — Which dynos should you use, and how many? (TLDR: Don’t use Perf-M!) Judoscale sponsor [Heroku Ruby Cloud Native Buildpack (CNB) Tutorial](https://github.com/heroku/buildpacks/blob/afc0ae95aee58572a761c05804d810bfa2241f88/docs/ruby/README.md) — A 2024 update for Heroku’s tutorial for building a Rails app image with no Dockerfile required. And, no, you don’t need to use Heroku to run or deploy it (indeed it runs locally). Heroku **IN BRIEF:** - 🎂 Ruby on Rails was first released in August 2004, making it twenty years old this month! - The Ruby team has announced [two DoS vulnerabilities in REXML](https://www.ruby-lang.org/en/news/2024/08/01/dos-rexml-cve-2024-41123/) ([second one](https://www.ruby-lang.org/en/news/2024/08/01/dos-rexml-cve-2024-41946/)) and recommends upgrading to [REXML 3.3.3+.](https://github.com/ruby/rexml) - [Ruby 3.2.5](https://www.ruby-lang.org/en/news/2024/07/26/ruby-3-2-5-released/) has been released due to the aforementioned REXML issues, but also includes other bug fixes for those on the 3.2 branch. - It's great to see Lucian Ghinda's [Short Ruby newsletter has reached issue 100.](https://newsletter.shortruby.com/p/edition-100) It takes a different approach to us, focusing heavily on what Rubyists are discussing on Twitter. - Did you know that as of Java 22 you can [run Java source files in a similar way to how you'd run Ruby?](https://mccue.dev/pages/7-27-24-you-can-run-java-like-python-or-ruby) - ⌨️ After getting into Windows, Linux, and Vim, [DHH's next odyssey is mechanical keyboards.](https://world.hey.com/dhh/finding-acoustical-delight-in-the-thock-aa84f70b) 📄 Articles & Tutorials [![\](https://res.cloudinary.com/cpress/image/upload/w_1280,e_sharpen:60,q_auto/mvyowerwmbegbm7m3gw2.jpg)](https://radanskoric.com/experiments/multiplayer-minesweeper-with-rails-and-hotwire) [Multiplayer Minesweeper with Rails and Hotwire?](https://radanskoric.com/experiments/multiplayer-minesweeper-with-rails-and-hotwire) — We recently featured a post about [implementing Minesweeper in 100 lines of Ruby](https://radanskoric.com/experiments/minesweeper-100-lines-of-clean-ruby), but what if we could make it _multiplayer?_ Radan pulls it off, with a live demo now up at [MinesVsHumanity](https://minesvshumanity.com/). There might be a game in action if you’re lucky.. Radan Skorić [Implementing Semantic Search in a Rails App](https://firehydrant.com/blog/semantic-search-with-ruby-on-rails/) — The idea is that you use OpenAI’s API to create embeddings of content, the [Neighbor gem](https://github.com/ankane/neighbor) to search them, and Anthropic’s Claude API for summarization. Robert Ross [🌳 Need to Upgrade to Ruby 3.3 on a Budget? Try Bonsai by FastRuby.io](https://go.fastruby.io/kmu) — Stuck on Ruby 2.7? Stop postponing your upgrade; ship it with our fixed-cost monthly maintenance service. 🚀 Bonsai By FastRuby.io sponsor 📄 [How to Use Stimulus in your Rails Apps with RubyMine](https://blog.jetbrains.com/ruby/2024/07/how-to-use-stimulus-in-your-rails-apps-with-rubymine/) Darya Sharkova 📄 [Flaky Tests? Check your FactoryBot IDs](https://engineering.gusto.com/flaky-tests-check-your-factorybot-ids-694bf8b9dfea) Brooke Noonan 📺 [Turbo Streaming: Broadcasting over WebSockets Explained](https://www.youtube.com/watch?v=4iCuPB3dhsM) Arkency 📄 [Rails 7.2 Adds Support for Devcontainers](https://blog.saeloun.com/2024/07/31/rails-7-2-adds-support-for-devcontainer/) Prasanth Chaduvula 📄 [Highlights from Git 2.46](https://github.blog/open-source/git/highlights-from-git-2-46/) Taylor Blau (GitHub) 🛠 Code & Tools [![\](https://res.cloudinary.com/cpress/image/upload/w_1280,e_sharpen:60,q_auto/clccxoyhxfeu02udevbd.jpg)](https://github.com/SciRuby/iruby?tab=readme-ov-file) [IRuby: A Ruby Kernel for Jupyter Notebooks](https://github.com/SciRuby/iruby?tab=readme-ov-file) — [Notebook interfaces](https://en.wikipedia.org/wiki/Notebook_interface) make it easy to do literate programming where you see results immediately like a REPL but with persistence and control over the formatting of the source code. Common in the Python world, IRuby brings Ruby into the picture too. Ruby Science Foundation 💡 Nithin Bekal also [wrote a tutorial on using IRuby](https://nithinbekal.com/posts/ruby-jupyter-notebooks/) last year. [ERB Lint: A Linter for ERB and HTML Files](https://github.com/Shopify/erb_lint) — Includes a variety of [default linting rules](https://github.com/Shopify/erb_lint?tab=readme-ov-file#linters) for detecting bad syntax, stray newlines, unauthorized script tags, and unsafe interpolation. Shopify [Your Fastest Path to Production](https://render.com?utm_source=cooperpress&utm_medium=cooperpress) — Build, deploy, and scale your apps with unparalleled ease – from your first user to your billionth. Render sponsor [ScreenRecorder: Record your Screen from Ruby](https://github.com/kapoorlakshya/screen-recorder) — It uses FFmpeg behind the scenes but is controllable from Ruby and might be something you’d want to integrate with an automated UI testing run, say. Lakshya Kapoor - [Mechanize 2.12](https://github.com/sparklemotion/mechanize) – Library to automate web interactions. v2.12 introduces experimental support for handling Brotli-compressed responses. - [Passenger 6.0.23](https://blog.phusion.nl/2024/07/29/passenger-6-0-23/) – The popular app server improves its Rack 3 support. - [Discourse 3.3](https://blog.discourse.org/2024/07/celebrating-discourse-3-3/) – The Rails powered forum system / community platform. - [RBS::Inline 0.6](https://github.com/soutaro/rbs-inline) – Write RBS type declarations _inline_ with your code. - [Solid Cache 0.7](https://github.com/rails/solid_cache) – Database-backed Active Support cache store. - [Faraday 2.10.1](https://github.com/lostisland/faraday) – Flexible, multi-backend HTTP client library. - [Torch.rb 0.17](https://github.com/ankane/torch.rb) – Libtorch-powered deep learning for Ruby. - [Rage 1.7](https://github.com/rage-rb/rage) – HTTP API framework compatible with Rails. - [Stripe Ruby 12.4](https://github.com/stripe/stripe-ruby) – Ruby library for the Stripe API. - [ruby-pg 1.5.7](https://github.com/ged/ruby-pg) – The Ruby Postgres client. We're now away for a week but will be back on August 15 – see you then! Curated by [Peter Cooper](https://twitter.com/cooperx86) and [Glenn Goodrich](https://twitter.com/ruprict). Published by [Cooperpress](https://cooperpress.com/). [Change your email](https://rubyweekly.com/edit_subscription/*|UID|*) or [Stop getting this newsletter.](https://rubyweekly.com/leave/*|UID|*) © Cooper Press Ltd · Fairfield Enterprise Centre, Louth, LN11 0LS, United Kingdom Other weekly newsletters we publish include [Postgres Weekly](https://postgresweekly.com/), [React Status](https://react.statuscode.com/), [Frontend Focus](https://frontendfoc.us/), and [JavaScript Weekly](https://javascriptweekly.com/).