Short Ruby Newsletter - edition 148

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Table of Contents

• 🚀 Launches and discounts

• 📅 Events

• 👉 All about Code and Ruby

• 🧰 Gems, Libraries, Tools and Updates

• 🤝 Related (but not Ruby-specific)

• More content: 📚 🗞 🎧 🎥 ✍🏾

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🚀 Launches and discounts

🚀 Ruby Cademy announced the presale for LaunchKit

🚀Josef Šimánek launched Wubular - a new Rubular-style regex tester rebuilt to run entirely in the browser, powered by Ruby compiled to WebAssembly. Read the announcement on Ruby Elders blog.

📅 Events

📅 Euruko announced that the Ruby Community Triathlon is officially starting this week

📅 Buzzsprout shared they’re glad to sponsor Rails World. They’ll set up a podcast recording studio during this event.

👉 All about Code and Ruby

👉 The JRuby Project made a new release → JRuby 9.4.14.0

💻 Code Samples

️️💻 James Kerr explained the usage of “compose_attrs(base_attrs,additional_attrs)”

💻 ️Ismael Celis shared a code sample using Event Sourcing Pattern

️💻 Emmanuel Hayford showcased the usage of “nil_uuid“

️💻 Michael Chaney explained the usage of “create_with“ method

️💻 Ruby Cademy shared a new addition of Rails 7.1

️💻 Hans Schnedlitz showed how you can create yourself a helper like “authorized“ from Devise

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📐 Thinking about Code Design

️️📐 Samuel Williams shared some insights about intra-process tracing

️📐 Sam Saffron shared how to check in Rails if a relation is empty or not by using “.empty?”

️📐 John Nunemaker put into perspective how ActiveRecord can be explained for both juniors and seniors

💡Around code (news, findings, books, and more - all about Ruby)

💡 Alessandro Rodi found interesting web archive, showing how Heroku was in 2007. Read here the entire thread as it has multiple videos going through the early interface.

❤️ Why Choose Ruby and Rails

❤️Aaron Snyder published a post on Linkedin about their experience of building with Ruby on Rails:

You should read also the replies. Here are some of them:

🧰 Gems, Libraries, Tools and Updates

🆕 New Gems and Repos

🆕 André Arko published a new tool rv, a new kind of Ruby management tool

🆕 Yaroslav Markin announced a new gem → callback_hell - “Callback Hell is a Ruby gem that analyzes your Ruby on Rails application models and provides actionable insights on callbacks and validations. Use it to identify models that might benefit from refactoring, spot callback pollution from gems and associations, and keep your models clean and maintainable.“

🆕 Dima Fatko announced a new gem → smart_ignored_columns - “Add deadlines to Active Record ignored_columns“

🆕 Igor Kasyanchuk published a new article about Async render in Rails

🧰 Updates

🧰 Marco Roth released an update for herb - “🌿 Powerful and seamless HTML-aware ERB parsing and tooling.“

🧰 Alex Rudall announced a new version of ruby-openai - “OpenAI API + Ruby! 🤖❤️ GPT-5 & Realtime WebRTC compatible!“

🧰 Marc Anguera announced an update for mini_i18n - "Minimalistic I18n library for Ruby. It supports localization, pluralization, interpolations, fallbacks, nested keys and more."

🤝 Related (but not Ruby-specific)

🤝 Typecraft emphasized that AI is great for documentation parsing, but also mentioned not to neglect learning to code

🤝 Dave Copeland wrote about why he does end-to-end browser tests

🤝 Zed announced Agent Client Protocol

More content: 📚 🗞 🎧 🎥 ✍🏾

🗞 Newsletters

🗞 Ruby On Rails published a new edition → Dark mode on welcome page and more

🗞 Ruby Weekly published a new edition → Bye Rack::BodyProxy, hi rack.response_finished

🗞 Women On Rails Newsletter - International Version published a new edition → Newsletter WoR #65: a new JS framework, IA can write your Jira ticket, a better hiring experience...

🗞 Hotwire Weekly published a new edition → Week 35 - Shift+Click in Stimulus, Easy Redesign in Rails, and more! • Buttondown

🗞 Awesome Ruby Newsletter published a new edition → Issue 484 - rv, a new kind of Ruby management tool

🎧 Podcasts

🎧️ Adrian Marin & Yaroslav Shmarov published a new podcast episode → Friendly Show - Exploring the Rails World 2025 talks. FriendlyRB and EURUKO

🎧 Valentino Stoll published a new podcast episode → The Ruby AI Podcast - Evaluating LLMs with Leva

🎧 David Hill and Marty Haught published a new podcast episode → Sean Marcia: Ruby for Good

🎧 Brendan Buckingham published a new podcast episode → Rails Business - Chris Oliver

🎧 The Bike Shed published a new podcast episode → 471: New Hosts Join the Show

🎧 Remote Ruby published a new podcast episode → Tidewave with José Valim

🎥 Videos

🎥 SupeRails published a new video → Gem Hotwire Native Rails - convert your Rails app into Native VERY FAST

🎥 Irina Nazarova published a new video → SF Ruby Meetup, August 26 2025, Github HQ

🎥 Ruby Central published a new video → Inspired By RailsConf: The Ruby Friends App

✍🏾 Articles

Around Ruby 💡

💡 Yatish Mehta published a new article about SF Ruby August Meetup at Github

💡 Ruby Central published a new article about Company Spotlight: Buzzsprout and the Lasting Power of "Vanilla" Ruby on Rails

💡 Ruby Gems published a new article about How RubyGems.org Protects Our Community’s Critical OSS Infrastructure

💡 Tim Riley published a new article about Wrapping up our sponsorship drive

💡 Matt Solt published a new article about Ruby AI: Introducing Tidewave Web & Interview with José Valim

What’s new 🆕

🆕 Hartley McGuire published a new article about Friendship Ended with Rack::BodyProxy

🆕 Robby Russell published a new article about When Your Cache Has a Bigger Carbon Footprint Than Your Users

🆕 Victor Cobos published a new article about Easy Redesign in Rails: Run Old and New Side by Side with :variants. 

🆕 Dmitry Pogrebnoy published a new article about Unveiling Ruby Debuggers: byebug, debug gem, and the Power of RubyMine

🆕 Dennis Paagman published a new article about Handling chrome.devtools.json requests in Rails apps

🆕 Token Ruby published a new article about Token Ruby #4: Bedrock, Red-Candle and Probabilistic Software

🆕 Scott Werner published a new article about The Cause of, and the Solution to, All Your Team's Problems

How-TOs 📝

Carnatic published a new article about How to Use the Map Method in Ruby

Victor Cobos published a new article about Easy Redesign in Rails: Run Old and New Side by Side with :variants

Ben Sheldon published a new article about Building deterministic, reproducible assets with Sprockets

Daniel Schoppmann published a new article about Migrating a legacy database into an existing Rails app

Javier Cervantes published a new article about Install any Ruby version in minutes and about How to get help with Ruby questions - Ruby Newbie

Kane Jamison published a new article about Archiving Rails Database Migrations by Year

Rails Designer published a new article about Organized Configuration in Rails and about Shift+Click Selection for Bulk Actions with Stimulus and about Using Subdomains in Rails: Development vs Production

Dewayne VanHoozer published a new article about AIA is Concurrently Multi-Model

Related ✍️

Farah Schüller published a new article about Running our Docker registry on-prem with Harbor