Curated development tutorials from top sources. Filter by language.
The Ruby ecosystem has always been great for building clean, maintainable, production-ready systems. At the same time, tools like CrewAI are opening
Cursor Rules for Ruby on Rails: 6 Rules That Make AI Write Real Rails Code Cursor generates Rails code fast. The problem? It generates code
What should you learn after this series? And what is actually worth your time in Ruby AI right now? A lot of AI content throws random libraries at yo
Hey fellow developers, If you've been in the software development world for even a short time, you've probably encountered Ruby. This elegant languag
When you first encounter a for comprehension in Elixir, it looks like a standard loop. But Elixir doesn't have traditional for loops. Instead, compreh
If you are building an AI product in Rails, the hard part is usually not calling the model API. The hard part is fitting model calls into a real appli
Scaling a Rails app on bare metal is mostly about removing bottlenecks one layer at a time. You do not need magic. You need a repeatable setup for app
When you are launching a new SaaS, getting your first users is the hardest part. One of the best ways to grow is to create an affiliate (or referral)
RubyGems.org published its first public roadmap this week. That's new, and it's worth noticing. I've written about Ruby Central governance before, an
From Eval to Production: A Ruby and Rails Approach If you read the first article, you now have a set of evaluators that can score your LLM
I am releasing AI Git, a tool that generates Git commit messages using local language models. It currently supports Ollama and is available on RubyGem
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