JRuby on CRaC: An Effort to Improve JRuby's Startup Time — CRaC is an OpenJDK project to speed up start times by using restorable checkpoints, and while JRuby is already a pretty fast implementation, its startup times could certainly be improved. Could CRaC be a big help? Yes!

Charles Oliver Nutter

The Rails Renaissance — Rails 8 has a lot of folks feeling bullish about Rails’ future. Long-time Ruby firm Hashrocket gives its reasons for getting excited here.

Jack Rosa and Matt Polito (Hashrocket)

Hands on Postgres 17: What’s New & Impacting Performance — Application performance depends on database performance. In this free webinar, learn how Postgres 17 enhancements, like faster B-tree scans, adaptive vacuum strategies, & streaming I/O updates, will impact your database performance & monitoring.

pganalyze sponsor

A Tour of Ruby Modules — A comprehensive reference that covers all manner of module related topics, like use cases, hooks methods, and their use in various design patterns.

Brooke Kuhlmann

Upgrading an App's Ruby Version with 'Dual Booting' — A smart and low-intrusive way to quickly test your app against an upgraded version of Ruby (going from 3.2.2 to 3.3.0 in this case).

Vijay Vinod (BigBinary)

Comment Your Regular Expressions — Comments are not always needed or appropriate, but this is good advice.

Summer (Thoughtbot)

How to Use Azure Blob Storage with Rails — For when you want to use something like S3 to store files but you'd rather use Azure.

Jeffery Morhous (Honeybadger)

Roll Your Own Autoscaler — Prefer to keep your autoscaling in-house? Here’s how we built ours.

Judoscale sponsor

Splitwise is the New Maintainer of SuperDiff — SuperDiff significantly improves RSpec’s diffing capabilities (see above) and is almost a ‘must have’ for RSpec users IMO. Its maintainer recently retired from open source, but Splitwise has taken over the reins.

Joe Stein

has_some_of_many: Optimized Top-N-Per-Group Active Record Associations — Adds new optimized association methods (has_one_of_many, has_some_of_many) for ‘top N’ queries to Active Record using efficient JOIN LATERAL queries.

Ben Sheldon

🚀 Need to Upgrade to Rails 7.2 + Ruby 3.3 but Not Sure How? — Bonsai by FastRuby.io is the monthly upgrade service trusted by top-notch engineering teams. Upgrade with confidence.

FastRuby.io | Upgrade Services sponsor

AnnotateRb: Add Annotations to Your Rails Models and Route Files — A way to add comments summarizing the model schema or routes in your models, fixture files, test, specs, etc. This could also help any LLMs analyzing your code.

Andrew W. Lee

ActsAsRecursiveTree 4.0: Query Complete Trees with Efficient SQL — SQLite and Postgres support SQL syntax for recursively working through tree-like structures. This brings it to your Active Record models.

Wolfgang Wedelich-John

AlchemyCMS 7.3: A Rails CMS Framework — A CMS you can run standalone or bake into your existing Rails apps, and which now supports Rails 7.2. There’s a live demo too (the admin login is demo/demo123).

Blish GmbH