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.
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Learn how Strings work in Ruby
Learn how to execute Ruby Scripts and interactively run Ruby code in IRB
Learn how to auto-submit forms when a user changes a value and use custom Turbo Stream Actions to update the page
In part one of this episode on leveraging ActiveSupport::Duration, we look at how to provide a solution to calculating and updating model attributes that represent lengths of time. We look at ActiveSupport::Duration and how we can write a custom coder cla
Rails ships with support for using Memcached as the cache storage. Memcached is an open source, key value store that is designed primarily for caching. Out of the box it is configured to automatically expire old cache keys and can easily be scaled up with
In this episode, we will look at an option for beginning to refactor your code architecture to use modules as a first step to potentially extracting a new class.
In this episode, we look at how to get started making utility programs with Ruby similar to the built in cat and grep programs.
Debugging Ruby with the Caller method
In this follow-up episode on building your first Ruby gem, we look at setting up version control, adding a basic testing setup, and adding a basic GitHub action for a CI (continuous integration) setup. With these pieces in place, we should have a solid fo
In this episode, we will create our first Ruby Gem. It will be a very simplified gem that adds a method to the built-in Ruby Array class. The goal is to understand the core pieces of what is needed to create a gem that we can share with the community.
In this episode, we look at how to make a Railsbyte template. Specifically, we will be making a Railsbyte that will set up our application for deployment with Render which will allow us to be able to reuse the template on any application that we would lik
Deploying your Ruby on Rails applications to Render is only a few file modifications away. Learn how to deploy your Ruby on Rails applications using Render in this episode.
Fly.io supports deploying Ruby on Rails using Docker containers to multiple regions. For the same benefits you get using a CDN, you can use Fly.io to deploy Rails and Postgres close to your users around the world.
MQTT is a message protocol for Internet of Things devices. It's very similar to pubsub where you can broadcast and subscribe to different topics. Learn how to send messages to an MQTT broker in this tutorial.
Learn the basics of SQL using the PostgreSQL database
Learn how to use a PMS5003 air quality sensor with Ruby on the Raspberry Pi. We'll use this to monitor air quality and gather data.
Learn about the ActionController Parameters with_defaults method to clean up your params in your Rails applications
Overriding the Confirm method in Turbolinks and Hotwire has been pretty tricky until now. Using promises, Turbo can now wait until the user has submitted the confirm modal.
A command palette is a common feature for power users. Learn how to add a command palette to your Ruby on Rails app using the Ninja Keys web component.
In this video, we will take a look at how to use a few association declaration options to build a couple of has_one associations off of a has_many association in Rails.
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