Ruby and Rails applications are awesome on Fly! This is the home for Ruby-oriented content including Rails, Sinatra, Turbo, Rack, and more.
By Brad Gessler 10 min Read Rails has been around since early 2004. Back then, the choices of building web applications was either working with a bunch of spaghetti code that was SFTP'ed up to a server or work with an enterprise monstrosity like Enterprise Java Beans. Rails ...
Read more about Welcome to Rails Cheat Sheet
By Brad Gessler 4 min Read Understanding how Rails handles requests from routes.rb to calling the action method on a controller makes it possible to build Rails plugins ranging from Hanami-like action classes to component-driven Rails development. Have you ever opened a Rai...
Read more about Hacking Rails Implicit Rendering for View Components & Fun
By Brad Gessler 11 min Read Building applications entirely from UI components can be a great way to manage complexity in non-trivial application views, especially when using CSS frameworks like TailwindCSS. It's a technique that's been used with great success, by many commun...
Read more about Component driven development on Rails with Phlex
By Brad Gessler 6 min Read How many times have you cursed at a date form field because it rejected 03/01/22 and wanted 03/01/2023? Number inputs are the same—what if instead of copy & pasting from the calculator app you could enter 79 / 2 in a field and have it evaluate to ...
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By Sam Ruby 8 min Read Ruby on Rails contains everything you need: Rendering HTML templates, updating databases, sending and receiving emails, maintaining live pages via WebSockets, enqueuing jobs for asynchronous work, storing uploads in the cloud, providing solid se...
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By Brad Gessler 9 min Read GPT-4 can be helpful for beginner and senior Ruby developers, but it does have limitations. It won't write all of your software for you, but it will point you in a useful direction, especially if you prefer learning by doing. Let's look at how wel...
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By Sam Ruby 4 min Read MRSK was introduced last month and it truly is a game changer. From the announcement: It sits on top of basic Docker, and harvests all the benefits you get from isolated containers with a sliver of the complexity associated with most other solu...
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By Brad Gessler 3 min Read The world is a much better place when we say "please" and "thanks" as we go about our daily lives. The same should be true for the tools, frameworks, documentation, and code we use in Ruby—and a little effort can go a really long way to build conf...
Read more about Little Gestures of Confidence Make Our Tools & Community Better
By Sam Ruby 2 min Read You've been a model developer. You've placed your source code under version control and posted it to GitHub. You've got a suite of tests, and they run green. You've deployed your software to production. That's a lot of work. You deserve a brea...
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By Sam Ruby 6 min Read Rails 7.1 is adding discoverable health checks, which fly launch will automatically configure and monitor. This page will tell you what you need to know. No matter how well you plan, you will always need to be prepared to deal with unforeseen and...
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By Brad Gessler 8 min Read Rails 7.1 is getting an official Dockerfile, which should make it easier to deploy Rails applications to production environments that support Docker. Think of it as a pre-configured Linux box that will work for most Rails applications. That means ...
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By Brad Gessler 4 min Read What are the hazards of Monkey Patching in Ruby? How you can create a Monkey Patch that you can share responsibly and safely with the Ruby community without causing bugs from forgetting to remove the patch. We live in an imperfect world, which mea...
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