How to build a complete, real-world application from scratch with Ruby on Rails step by step.
A lot of Ruby code is "magic". We'll explain the magic and see how it works using the powerful tools Ruby gives us.
Accept subscription and one-time payments with Stripe in your Rails apps
Expert advice on keeping Rails apps organized and fast.
Cheap, easy hosting for Ruby and Rails apps.
Launch your product business way faster with our SaaS template.
A weekly podcast on web development and building products with Ruby, Rails, Javascript, and more.
Build a Ruby on Rails app in 48 hours with us.
Help Junior developers get hired by sharing small projects to build their resume with paid work.
Find your next Ruby on Rails Job.
We can use timestamps in our database to track of online users in your Rails
An updated version of our Group Chat series using Webpacker, ActionCable, Stimulus.js, and modern Javascript to build a very clean version of realtime group chat in Rails
Sometimes you may need to wrap and reraise an exception. Ruby 2.1+ makes this easy by letting us raise a new error, pass in the old one, and automatically assigns the exceptions "cause" which is the original exception.
Custom ActiveRecord validations are easy to make and they're implemented exactly the same way as the built-in Rails validations. It's super handy to be able to add nice, clean validations that you can repeat throughout your apps.
Build a reactive multi-user spreadsheet web app with ActionCable and RethinkDB
See how to add user interaction in your Ember app
Learn how Bootsnap speeds up your Ruby and Rails app boot times by preloading the load paths and caching Ruby bytecode
In this episode, we add card component, editing of cards, and the ability to create new lists
Sending Webhooks in Rails is easy, but what happens when the request fails? You'll need to implement retries and exponential backoff so you don't DoS their service
Learn how to enable the experimental new Just-in-time compiler for Ruby 2.6
Adding Devise test helpers allows you to quickly login a user for testing controllers in Rails
Ever wanted an editor and Rails environment you can use anywhere? Cloud9 is the perfect option for this and can run on an EC2 instance in your AWS account.
Adding Infinite Scroll to your Rails app is easy with Stimulus.js, Turbolinks, and Pagy
Learn how to use Rails' brand new Request.js library for making AJAX requests in your Javascript
Deploying to production often requires running tasks to backfill new columns and other data. The maintenance_tasks gem from Shopify does a great job of allowing you to define tasks with arguments and run them in production.
How to plan and build a newsletter sign up form
Speed up the Rails asset pipeline in development by organizing your assets correctly
Why might you want to use Ember as a frontend for your Rails app
Install and build your first Ember app
We do a code review and refactoring of an implementation of incremental run numbers for an application
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Screencast tutorials to help you learn Ruby on Rails, Javascript, Hotwire, Turbo, Stimulus.js, PostgreSQL, MySQL, Ubuntu, and more.
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