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If you write Ruby, you will eventually get curious about Elixir. The creator of Elixir, José Valim, was a huge figure in the Ruby on Rails community.
After my work on telegem (a Ruby gem for creating DSLs), I began to notice the stark differences between interpreted and compiled languages. Ruby is
After my work on telegem (a Ruby gem for creating DSLs), I began to notice the stark differences between interpreted and compiled languages. Ruby is
Your AI-powered Rails app is ready. Kamal is your deploy tool. Now you need a server that actually runs it — the old-fashioned way: Nginx, Puma, syste
Sometimes I find myself starting a new Rails project, and almost immediately, I hit a wall: User Permissions. Guests can read posts, users can edit
Solo founders fail for a completely preventable reason. It’s not because their idea was bad, and it’s not because they couldn't code. It’s because the
These days, the moment a problem gets stuck in our heads, we turn to AI for help. We explain our problem, it gives us some answers. How accurate or hi
We've spent 27 posts writing code. Now it's time to put it on a server. Not a managed platform. Not a serverless function. A real server that you con
You built the AI features. You tested them. You cached the hell out of them. You hardened your background jobs. Now you need to know when things brea
For those of you who prefer CLI or need to test their gems in a CI pipeline or AI workflow: Gemtracker offers CLI export features. It supports 3 outp
If you maintain Ruby apps, you already know the drill: run bundle outdated, then bundler-audit, maybe fire up Trivy for extra security, and still end
AI workloads are different from typical web jobs. They're slow, expensive, rate-limited, and sometimes they just fail for no good reason. Your backgro
Every Rails app you deploy is a target. The moment it's on a VPS with a public IP, bots will probe it. This post covers the security essentials every
There are Rails applications that run incredibly fast on a developer's laptop, but the moment they are deployed to production, they crawl to a halt. T
Your AI features work. Your tests pass. But every time a user asks a question, your app hits an external API, waits 2-5 seconds, and burns tokens. Mul
Welcome back to the Ruby for AI series. You've built AI features — chat interfaces, RAG pipelines, image generation, voice transcription. Now comes th
Stop Using SQL LIKE: A Step-by-Step Guide to Elasticsearch in Rails When you build a standard Rails app, searching your database usually st
Webhooks are one of those super simple but really powerful tools that almost every developer has needed to use at least once. From Stripe, GitHub to P
We've built text chat, RAG systems, agents, and image generation. Time to add ears and a voice to our Rails app. Today we integrate OpenAI's Whisper f
Welcome back to the Ruby for AI series. We've built chat interfaces, RAG systems, and AI agents. Now let's make our Rails app create images. We'll in