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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Expert advice on keeping Rails apps organized and fast.
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Setup your computer with Ruby on Rails and deploy to a production server.
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A few of the Open Source projects we do at GoRails.
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To provide clean integrations with Rails plugins, we can use lazy load hooks to add callbacks for when classes are loaded.
Learn how to use the CodeMirror editor in your browser using Importmaps.
Rails 8 introduces a new expect method for permitting parameters that fixes a few of the issues with require and permit. Let's take a look!
Ruby 3.4 added 'it' to reference a block parameter with no variable name. Let's check it out!
Hotwire Spark is a new live reloading tool for Hotwire applications that uses morphing to update the page smoothly.
Black Friday is a popular shopping holiday every year. In this lesson, we'll build a Ruby gem to help automate our Black Friday sales each year.
Import maps are great, but how do they work? In this lesson, we'll demystify import maps and see how they integrate with Rails' asset pipeline.
Rails 8 now ships with multiple databases by default. In this lesson, we'll learn how the configuration works and how to deploy to production with environment variables
The Rails authentication generator is an awesome new addition with Rails 8 so let's explore how we can customize it to support user impersonation.
Rubocop Rails Omakase is just a starting place and provides a handful of rules.
Rails 7.2 now warns if any test runs without assertions. It helps make tests that may raise errors more explicit and less prone to mistakes.
Formatting Ruby code can be a point of contention because the language is so flexible, but it
Enqueuing jobs inside of a database transaction is a common mistake that's now handled for you automatically in Rails 7.2
The new browser guard in Rails 7.2 allows you to gate access to your application if a user is not using a modern browser.
Installing dependencies to develop and run your Rails applications locally can be a pain.
Rails 7.2 introduced a new rate limit feature that uses the Rails cache for preventing abuse of routes in your applications.
Honeybadger's new Insights feature is awesome but required manually editing the yaml file to enable. Let's make a pull request to automate this.
In this lesson, we'll dive into some code to add timeouts for an issue with net-ssh with the help of Mike Perham
Sometimes you need user input to be restricted to a certain range or limited like "greater than zero". While you can do this with conditionals, there are some useful tricks to do this better in Ruby.
Rubygems.org released a new feature called Trusted Publishing which allows you to release gems directly from GitHub Actions without requiring 2FA or long-lived API tokens. Let's see how it works!
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