Ruby On Rails

Tutorials

Don't REST on your Laurels - Kevin Murphy

Don't REST on your Laurels - Kevin Murphy On the benefits of using the default RESTful actions to prevent controllers from becoming too big and confusing.You can find many resources trumpeting the benefits of following RESTful routes in the context of a Rails application. I want to focus ...

Rodrigo Rosenfeld Rosas

Rodrigo Rosenfeld Rosas I joined a new project 4 months ago. While investigating a slow query I noticed that even after creating a new covering index the query planner would refuse to use it. We were running Postgres 15 and I decided to try Postgres 17 and confirmed it w...

New in Rails 8.1: Bring Your Favorite Editor to Error Pages – Glauco Custodio – Software engineering, open source, community and passion

New in Rails 8.1: Bring Your Favorite Editor to Error Pages – Glauco Custodio – Software engineering, open source, community and passion Rails 8.1.0 (released on October 22, 2025) brings a new feature that allows you to open the file that caused the error in your favorite editor. To enable this feature, you need to set either EDITOR or RAILS_EDITOR environment variable with the pa...

A Soiree into Symbols in Ruby | Stonecharioteer on Tech

A Soiree into Symbols in Ruby | Stonecharioteer on Tech Okay, it’s a token of a sort, I think. I’ve been befuddled when seeing :name instead of name and I didn’t know what it was at first. I spent some time reading Michael Hartl’s Learn Enough Ruby and I cannot really say I understood Symbols, so I wa...

Minitest v1.0.0 on ruby 3.4 | zenspider.com | by ryan davis

Minitest v1.0.0 on ruby 3.4 | zenspider.com | by ryan davis The last post showed how minitest was originally written. That must have been back on ruby 1.7 or 1.8? If I were to write it today, it would probably look more like the code below. Some things to pay attention to: 56 lines instead of 99! Cleaner...

Minitest v1.0.0 | zenspider.com | by ryan davis

Minitest v1.0.0 | zenspider.com | by ryan davis I had inherited maintenance for test-unit and after digging deep enough was terrified by how much stuff was there. So I asked the question “how hard could it be to replace all of test-unit and pass all my project’s tests?”... well, here is the the...

Nano Banana with RubyLLM

Nano Banana with RubyLLM Providers sometimes make curious choices. Take Nano Banana: Google wired it into the chat interface generateContent, not the image API’s predict. This is counterintuitive especially if you’re using RubyLLM which makes you think in terms of action...

The journey to the perfect type signature in Ruby

The journey to the perfect type signature in Ruby I think runtime type checking is the most pragmatic approach to typing Ruby and in many ways it’s superior to static type checking. I’ll write more about that another day. Literal helps you add runtime type checking at object boundaries. Its prop...

How I ran one Ruby app on three SQL databases for six months – mackuba.eu

How I ran one Ruby app on three SQL databases for six months – mackuba.eu Since June 2023, I’ve been running a service written in Ruby (Sinatra) that provides several Bluesky custom feeds (initially built with a feed for the iOS/Mac developers community in mind, later expanded to many other feeds). If you don’t know muc...

Localization in Ruby on Rails: Yes/No, On/Off

Localization in Ruby on Rails: Yes/No, On/Off Ruby on Rails uses `psych` for YAML locale processing that will load Yes/No, On/Off as booleans.

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