Ruby On Rails

Tutorials

Create a Markdown-Powered Textarea with Stimulus | Rails Designer

Create a Markdown-Powered Textarea with Stimulus | Rails Designer Today I want to explore how to recreate (most of) GitHub’s markdown-powered textarea. It is a feature I want to add to Rails Designers (private community for Rails UI engineers) and thought it would be nice to share my first version with you. I l...

Real-Time Communication with Twilio 2-Way SMS in Ruby on Rails Application – Josh Software

Real-Time Communication with Twilio 2-Way SMS in Ruby on Rails Application – Josh Software Two-way SMS communication has become a must-have feature for modern applications, enabling real-time, interactive messaging experiences. Whether it’s for sending OTPs, notifications, or enabling customer support, two-way SMS allows businesses to e...

Custom domains and SSL in Rails development - Avo

Custom domains and SSL in Rails development - Avo There's nothing wrong with the traditional Rails approach of starting the server using rails server or bin/dev and navigating to localhost:3000. But there are some cases where having a custom domain name, even for local development, can be useful...

Sign in with Apple for Rails apps - Avo

Sign in with Apple for Rails apps - Avo Implementing OAuth, also known as social login, reduces the friction of account creation and authentication. On top of the reduced friction, if we plan to launch a mobile application in the Apple App Store, we're required to offer Sign in with Ap...

Getting Answers from a Big PDF with RubyLLM - Max Chernyak

Getting Answers from a Big PDF with RubyLLM - Max Chernyak Some API vendors give you an API doc in a giant custom-edited PDF file. In my case it’s >1200 pages, with a “helpful” table of contents that itself spans about 20 pages. Well, I dislike reading giant PDF docs, love writing Ruby, and there’s an aw...

Rails Controller Callback Order With Concerns - Kevin Murphy

Rails Controller Callback Order With Concerns - Kevin Murphy We’re building an app to display the prompts from an automated phone system. The system will read these out when people call our technical support phone number. We use a callback to set the list of prompts to read. Whether you’re calling for detai...

How to get composite keys to play with Rails view helpers

How to get composite keys to play with Rails view helpers We’ve seen in a previous article how making your object ActiveModel-compatible allows it to play natively with Rails’ URL helpers. What about a more complicated case: you have a custom in-memory object that doesn’t have a single primary key but in...

Executing Structured A.I. Workflows with Shopify Roast – code.dblock.org | tech blog

Executing Structured A.I. Workflows with Shopify Roast – code.dblock.org | tech blog Last week, my team at Shopify released a new tool called Roast, a convention-oriented framework for creating structured AI workflows. Our vision is to enable A.I. agents to solve developer productivity problems at scale. Imagine continuously impro...

My puts Debugging Workflow in Rails Apps

My puts Debugging Workflow in Rails Apps Puts debugging is the best. In this tutorial, I’ll walk you through my workflow for debugging Rails codebases using a custom toolkit inspired by Rust. We will also discuss how to smuggle your debug tools, together with a C extension, through even ...

Implementing a Mutex for ActiveJob

Implementing a Mutex for ActiveJob At Chatwoot, we rely heavily on background jobs to process incoming messages and events from various platforms like Facebook. A while back we noticed a strange issue, two messages intended for the same conversation thread would lead into two diffe...

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