Friendly Attributes Pattern

Friendly Attributes helps reduce typing and visual clutter when building record collections. It results in concise, readable, and even joyful code that captures the spirit of Ruby. Read more at:

Rails 8.1: Resilient Jobs, Better Logs, and Local CI

Rails 8.1 is here, and after digging into the new features, it looks like a solid upgrade 🎯. This release focuses on developer experience and production reliability—job continuations, structured logging, and local CI are the standouts. Read:

Failover Requests

In this episode, we look at creating a failover mechanism for API requests. This can be a handy trick in situations where you want to add fault tolerance to an API request. We’ll use the example of the Ollama Cloud as a failover to a locally hosted instance of Ollama.

Mesh Gradient Avatars in Rails

Dynamic avatars with Ruby are a common feature as we usually want to provide sensible default values without resorting to the same default avatar for every single user. The most common solution to this issue is to generate them using the user’s initials, default images or background colors. These solutions are fine but we can do better: in this article we will learn how to create deterministic mesh gradient avatars using Ruby and the ChunkyPNG gem to improve our avatar game Read the full article on:

Ruby Enumerable methods: .each, .map and .select

Ruby Enumerablea Ruby module, and a big part of what makes Ruby a great programming language.

How to fix the new error "certificate verify failed (unable to get certificate CRL)"

Are your Ruby projects suddenly failing with the error “certificate verify failed (unable to get certificate CRL)”? That’s due to a breaking change in OpenSSL 3.6.0. Read my article to see how to fix it.

You need gems? Look at ore!

You need gems? Look at ore! I wrote a little piece about this new tool to install your gems.

You Don’t Need Types in Ruby

Forcing static typing into Ruby is like putting a manual transmission in a Tesla. New post on why Sorbet misses the point entirely. [more inside]

The Joy of a Single-Purpose Class: From String Mutation to Message Composition

I can’t remember the last time I had this much joy introducing such a simple class. Started with Ruby 3.4 deprecation warnings, ended with a solution that leverages to_str for implicit string conversion and kills primitive obsession. [more inside]

How to use .nil? .empty? .blank? .present?

The Potential of Ruby's ri Command for Coding Agents

The ri command already splits the document into well-chunked sections so that coding agents can get the correct context accurately. [more inside]

Sharing this in case someone is having similar problems as I did

Middleware in Rails

What are they? What purpose do they serve? Why the hell do I need to know about this Rack thing?

Testing in Ruby: From Scratch to Minitest and RSpec

The complete Ruby testing tutorial: understand fundamentals by building a test framework, then explore Minitest, RSpec, and Rack::Test with practical examples. [more inside]

Basics of Ruby's Redo, Retry and Next

Rails with Frozen Strings

Code highlighting with Rails

As developers, there usually comes a time when we have to deal with syntax highlighting. Whether we’re building a blog, a CMS, a documentation site, or any other Rails app that accepts user-generated markdown, adding syntax highlighting to code blocks is an essential feature. In this article, we will learn how to add syntax highlighting to Rails applications by showing different ways to do it and a couple of nice tricks to improve the user experience. Read the full article on:

Bitmasks, Ruby Threads and Interrupts, oh my!

After a year hiatus, my Ruby series on all things Ruby concurrency is back, this time focusing on Ruby thread interrupts, which also digs into CRuby internals and bitmasks [more inside]

Switching From Ruby to SQL Schema in Rails

Need to switch from Ruby to SQL schema mid Rails project? Here’s how

Resolving the 'rest_framework' Module Not Found Error

The ModuleNotFoundError: No module named ‘rest_framework’ is a common issue faced by developers working with Django REST Framework (DRF). This error typically indicates that your Python environment cannot locate the rest_framework package, which is essential for DRF to function correctly. Let’s break down the most common causes and how to fix them.

Announcing Attractive.js, a new JavaScript-free JavaScript library

Because Rails developers don’t want to write JavaScript 👉

Ruby Butler: Time to Rethink RubyGems and Bundler

CMDx - Service object Zen 🌸🍵🎍🪷🧘‍♂️🌅

Say goodbye to messy service objects. CMDx provides a framework for designing complex business logic with clarity and consistency. https://drexed.github.io/cmdx/ [more inside]

Sentry Ruby SDK 6.0.0 Released

bringing several new capabilities and a few breaking changes. [more inside]

A quick article about Rails.events.notify and its uses