One of the most common Rails tips is to back up your ActiveRecord model validations with database level constraints.

All relevant timestamp columns (`created_at`, `created_on`, `updated_at`, `updated_on`) are now set via ActiveRecord when using mass insertion queries.

Feature flags (or feature toggles) are a neat way to hide in-progress features from your users. For those who need a simple on-and-off system, here's a minimal feature flag manager that'll take less than an hour to build, using plain Ruby objects, the Rails…

Use Webpack to manage app-like JavaScript modules in Rails - rails/webpacker

There are a lot of new features in Rails that might confuse you if you're new to the framework. In this video, I create a new Rails 7 project, and I explain what the different options mean when creating new projects.

🎥 Join my new Ruby on Rails Class here:…

This is our setup for Ruby code style at OmbuLabs and FastRuby.io. How to define and enforce rules with Rubocop and Standardrb to keep code style consistent

When doing multi-threaded work in Ruby, there are a couple of ways to control the execution flow within a given thread. In this article, I will be looking at Thread#pass and Queue#pop and how understanding each of them can help you drastically optimize your…

Environment variables are a great way to configure your Rails apps. You can use the Rails.env variable to conditionally change behavior when you are in development/test or production. And you can add your own application specific variables for things like…

Ruby 3.1 was recently released and it features one major syntax addition - you can now omit values in hash literals and keyword arguments in certain cases.1 The release notes give the following examples: The feature is officially named “hash…

Hi, Wojtek here introducing you to this year changes in the Rails.Released Rails 7.0.1The Ruby 3.1 is fully supported with this release. It also contains few bug fixes and documentation improvements.Retirement of WebpackerOnly security issues will be considered…

When working with a Rails back-end code, grabbing too many records from the database is discouraged,...

GraphQL is a flexible, strongly-typed query language. It's useful because it gives front-end developers the ability to query the database without many changes to the back-end. In this article, David Sanchez shows us h...

When building features that accept user-generated content, you may need to display dynamic content based on what the user specifies. Imagine you want to users to be able to customize a welcome message sent from your application when they invite someone to…

How to upgrade Ruby on Rails from 6.1 to 7.0, including the deprecations, required configurations, application code changes, and webpacker API chan...

Rails 7 now adds support for generated (virtual) columns to the PostgreSQL adapter that has been available since PSQL v12.

Nithin Bekal's blog about programming - Ruby, Rails, Vim, Elixir.

dry-system and dry-container are extremely powerful tools and if you understand how to work with them, you'll never look back. It's amazing that Hanami uses them by default! Check out some useful debugging tips!