Rails - Giant Robots Smashing Into Other Giant Robots

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Are your polymorphic relationships correctly enforced?

Learn how to strike a balance between flexibility and data integrity with a partial index and validations.
Steve Polito
December 1, 2023
- Web
- Rails
- PostgreSQL
- Active Record
3 ways to model an associated collection in Rails

A look at the Postgres array type and good old join tables, each with their advantages and disadvantages.
Dimiter Petrov
November 23, 2023
- Rails
- Databases
- SQL
- PostgreSQL
Sharing Query Logic Within ActiveRecord Models

Re-use collection query logic within model instances to avoid duplication and get the best performance.
Chris Toomey
November 22, 2023
- Rails
- SQL
- Web
What's a counter cache?

Running a separate query to count how many records are associated with another record is inefficient. Using a counter cache can save the day!
Jose Blanco
November 21, 2023
- Rails
- Ruby
- Web
- Active Record
- Good Code
Database View Backed Scopes In Rails

How do you manage queries when your Rails application isn’t the only thing reading your database?
Steve Polito
November 20, 2023
- Rails
- Web
- PostgreSQL
Are you absolutely sure you know how to use the button element?

Read this the next time you need to build a complicated form.
Steve Polito
October 31, 2023
- Rails
- Web
This week in #dev (Aug 18, 2023)

Caching HTTP responses forever, a fix for when your terminal is acting weird, and more!
thoughtbot
August 28, 2023
- This Week In Dev
- Git
- Rails
- HTTP
- Terminal
- Communication
This week in #dev (Aug 4, 2023)

A guide on web security, DeMorgan Laws, force-pushing without losing your work, and more!
thoughtbot
August 16, 2023
- This Week In Dev
- Rails
- Ruby
- Git
- TIL
- Tip
- Security
- Performance
- Mathematics
Superglue: digging into the framework details

Superglue creator Johny Ho answers a beginner’s questions about the new React+Rails framework.
Johny Ho and Dave Iverson
August 15, 2023
- React
- Rails
- JavaScript
- Web
Structuring Conditionals in a Wizard

Branching early helps structure multi-step forms.
Joël Quenneville
August 8, 2023
- Good Code
- Elm
- Ruby
- Rails
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