Eliminating Intermediate Array Allocations — Sure, all most things in Ruby are objects, but do all objects cause memory allocations? The answer is “no,” but the logic behind allocations is worth knowing, as understanding Ruby’s behavior can help you make your code more efficient.

Aaron Patterson (Tenderlove)

Log Everything, Ask Anything with Honeybadger — Paying for an APM you rarely use? Honeybadger Insights is a powerful query engine for your logs and application events. It's a bit like New Relic or DataDog but with just the good parts and a price you can afford. Check it out!

Honeybadger sponsor

How to Fix Tricky Sidekiq Memory Issues — “We’ll touch briefly on finding and trying to fix background jobs that are consuming too much memory, but we’ll focus mostly on mitigating the damage a memory-hungry background job can do.”

Jeff Morhous

Writing More Expressive Ruby with the it Shorthand — Note that this is a Ruby 3.4 (currently in preview) feature.

Mintbit

The Decide, Evolve, React Pattern in Ruby — This pattern feels like if event sourcing and state machines had a baby.

Ismael Celis

🌳 Ready for Rails 8? Need to Upgrade? Try Bonsai by FastRuby.io — Stuck on Rails 4.2? Stop postponing your upgrade; ship it with our fixed-cost monthly maintenance service. 🚀

Bonsai by FastRuby.io sponsor

Kamal 2.0 Released: The Tool to Deploy Anything Anywhere — A major release of 37signals’ increasingly popular deployment tool. v2 focuses on scale and replaces Traefik with its more efficient Kamal Proxy. We also get automatic HTTPS via Let’s Encrypt and the ability to deploy multiple apps to the same server. It’ll come by default with Rails 8.

Donal McBreen (37signals)

Spectator Sport: An Early Stage Browser Recording Engine — A Rails engine that enables ‘video-like recording’ of user actions in an app, so you can see how people (testers, perhaps) are really using your site. It’s early days, but the demo is functional.

Ben Sheldon

Why Every Dev Team Needs a Product Manager Partner 🤩 — A great product manager unlocks your team's potential, for fast delivery and high-quality software without the stress.

Test Double sponsor

Solid Queue v1.0: Database-Backed Active Job Backend — Another release that was made in time for Rails World. Designed to run against MySQL, Postgres or SQLite, Solid Queue supports delayed and recurring jobs, priorities, and bulk enqueuing. It, too, will come by default with Rails 8.

Rosa Gutiérrez (37signals)

Minitest::Verify: Minitest Plugin to Prevent False Negative Tests — Here’s an explanation of why negative tests are to be avoided.

Thomas Marshall

Tailwindcss::Ruby: A Self-Contained Tailwind CSS Gem — Wraps the standalone executable version of the Tailwind CSS framework into a form that can be installed simply via a gem.

Mike Dalessio and DHH