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gem ActiveHarness to build advanced AI pipelines
ActiveHarness is being under active development and recently new README and a bunch of new documentation pages were added and updated. You are welcome to check and leave you feedback or ideas in Issues on GH. Happy coding!
Databricks Consulting Services by Melonleaf | Data & AI Solutions
Transform your business with expert Databricks consulting services from Melonleaf. We help organizations implement scalable data engineering, lakehouse architecture, machine learning, data warehousing, and business intelligence solutions to accelerate innovation and maximize ROI. [more inside]
A Rails model is a miniature language.
Associations, validations, scopes, enums, callbacks… All powered by Ruby methods. #Ruby #Rails #ActiveRecord [more inside]
Ruby Reactor 0.4.0: Interrupts, Dashboard, and Coordination Primitives
You’ve built a checkout flow. The user submits their order, you reserve inventory, charge their card, and generate a shipping label. Everything’s a Sidekiq job. It works. [more inside]
Stripe-Style IDs in Rails: A Guide to the make_id Gem
If you have ever used the Stripe API, you’ve noticed their IDs look awesome. Instead of a random… [more inside]
Rapid UI Development: Top 4 Component Kits for Solo Rails Devs
I remember the days when building a professional-looking dashboard in Rails meant spending a whole… [more inside]
Andy's Laws of AI in Software Engineering
Andy’s Laws of AI in Software Engineering:
How to Leverage PurgeCSS in Your Rails App for Faster Stylesheets
It’s common for Rails applications to serve massive CSS files filled with unused Bootstrap, Tailwind, or custom utility classes as projects grow. [more inside]
AI Document assistant
AI Document Assistants are transforming the way we handle information. By automating repetitive tasks and providing intelligent insights, they make document management more efficient and less time-consuming.
Polling for New Records
Websockets are great, but they are not always the right approach. In this episode, we will look at implementing a long polling for new records.
Beyond Mocked Payloads: End-to-End Stripe Webhook Testing
If you’ve ever wondered whether your Stripe webhook handler actually works end-to-end (not just with mocked payloads), this walks through using Stripe Test Clocks and the Stripe CLI to simulate the full payment failure retry sequence locally, including a race condition that only showed up this way
HexaPDF 1.9.0 released, with support for HarfBuzz based text shaping
The latest release 1.9.0 of HexaPDF supports HarfBuzz based text shaping. Now complex scripts are rendered correctly. [more inside]
Sessions Are Not Server Memory
Rails makes session[:user_id] = 42 feel like a hash write, but CookieStore serializes and encrypts session data into a browser cookie. This article traces that pipeline, the 4KB cookie limit, and why sessions should carry identity instead of application state. [more inside]
Rails GuardDog: Advanced Security Scanner for Rails
Rails GuardDog is a new open-source security scanner for Rails that goes beyond tools like Brakeman. [more inside]
RubyConf has joined RailsConf & RailsWorld as an exclusive discriminatory conference
RubyConf has joined RailsConf & RailsWorld as another exclusive discriminatory unexcellent conference.
I gave a generic LLM access to Ruby documentation through RAG.
The hallucinations didn’t disappear. They changed. The most interesting failures happened when the model had the correct context and still answered incorrectly. [more inside]
Meet Mata: live reload for Rack Apps
https://railsdesigner.com/meet-mata/ and ⭐ https://github.com/Rails-Designer/mata Lightweight live reload for Rack apps (using SSE and idiomorph).
RubyGems 4.0.13 and Bundler 4.0.13 are out.
The most notable addition is a new cooldown mechanism for newly published gems, helping reduce the risk of supply-chain attacks. [more inside]
Slides for RubyConf.AT 2026 Talk "Frontend Ruby on Rails with Glimmer DSL for Web"
My talk “Frontend Ruby on Rails with Glimmer DSL for Web” went well at RubyConf Austria 2026. Especially given that after the talk, Chad Fowler (the starter of RubyConf and famous book author of The Passionate Programmer, among other books) told me “good job”, and Obie Fernandez (a famous Ruby expert and book author of The Rails Way, among other books) told me he will try Glimmer DSL for Web because he doesn’t like React.js.
From Coder to Architect: How to Learn Rails When AI Writes the Code
I recently realized that the way I learned Ruby on Rails ten years ago is now completely obsolete…. [more inside]