Ruby On Rails

Tutorials

Running SASS and Tailwind side by side in Rails

Running SASS and Tailwind side by side in Rails What if you want to incrementally switch to Bulma? Or build a marketing site with Tailwind while keep using SASS for your main application? It’s not as hard as you think.The cssbundling-rails gem is a popular choice when it comes to handling CSS i...

Building Value Objects in Rails with composed_of

Building Value Objects in Rails with composed_of Learn how to improve the interface of your existing Active Record Models with this underutilized API.In this tutorial, we’ll explore how we can improve the interface of an Active Record Model by extracting existing logic into value objects by usin...

Seed your database with the Faker gem. Then seed 9.4x faster with upsert_all and activerecord-import.

Seed your database with the Faker gem. Then seed 9.4x faster with upsert_all and activerecord-import. I cover 3 things in this article —Using the faker gem in a Rails app to seed 10,000 fake records.Fixing our slow seeds by making them 9.4x faster, using upsert_all or the activerecord-import gem (since our naive method is very inefficient).Finally...

RailsConf 2023 - Faster websites: integrating next-gen images in your... by JP Balarini - YouTube

RailsConf 2023 - Faster websites: integrating next-gen images in your... by JP Balarini - YouTube Faster and cheaper websites: integrating next-gen images in your Rails apps by JP Balarini Did you know loading images accounts for nearly 50 percent of your.

Polymorphic Relationships in ActiveRecord - dick.codes

Polymorphic Relationships in ActiveRecord - dick.codes I was recently implementing a feature to support billing multi-user accounts when I realized my initial approach was missing something. It became clear as I progressed that I made a mistake in assuming the work I was doing on creating multi-user a...

How to use enum attributes in Ruby on Rails

How to use enum attributes in Ruby on Rails Enums, or enumerations, are an incredibly common way to represent options for an attribute of a model in Rails. If a model has an attribute-like status, it is often a string with predefined options. In Rails, you can represent this as an integer a...

Tweaking Emacs for Ruby Development in 2023 · John Hamelink

Tweaking Emacs for Ruby Development in 2023 · John Hamelink Since I started a new job in April, I’ve been spending the majority of my time with legacy Ruby code for the first time since 2017 (I’d been mainly working on Elixir and Typescript codebases between then and now).Before my start-date at the new jo...

Performant database tree traversal with Rails

Performant database tree traversal with Rails We recently solved an interesting performance problem in our Rails API when performing a tree traversal.We have some code that figures out a 3-way merge for your database schemas. To do this, we need to calculate a merge base between two schemas (...

Implementing Rails-like Controllers in a No-Rails App

Implementing Rails-like Controllers in a No-Rails App This post shows how you can implement Rails-like controllers in a Ruby-based web application for a better understanding of Rails controllers.In its essence, a controller class in Rails is a coordinator. It accepts the incoming HTTP request and bui...

Type-checking in Ruby 3 using RBS

Type-checking in Ruby 3 using RBS Ruby 3 has introduced a new syntax language for dynamic typing called RBS. In short, it is a language that we can use to describe the data types used in a Ruby class. We can define the data type of variables and the return type of methods used in ...

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