December 18, 2025 Running PicoRuby on an ESP32 is absolutely possible — but today it is not straightforward, and most guides omit critical details. This article consolidates everything that actually matters, based on real-world setup, debugging, and integration with ESP-IDF 5.5. If you follow this guide exactly, you will end with: PicoRuby running on an … Continue reading A Definitive Guide to Running PicoRuby on ESP32 (ESP-IDF 5.x)
December 17, 2025 Metaprogramming has always been one of Ruby’s most powerful — and most intimidating — features. While the book Metaprogramming Ruby by Paolo Perrotta is widely regarded as a classic, many developers share the same experience: it’s brilliant, but hard to truly internalize by just reading it. In a talk presented at RubyWorld … Continue reading From Reading to Mastery: Turning Metaprogramming Ruby into a Hands-On Learning Platform
December 9, 2025 A curated list of tools that accelerate development and keep your codebase clean One of the most underrated strengths of Ruby on Rails is its generator ecosystem. Beyond the native Rails generators, many gems ship with their own commands to scaffold authentication, background jobs, pagination, translations, slugs, geolocation, and much more. These … Continue reading 🧰 Ruby Gems With Powerful Generators You Should Be Using in Your Rails Projects
December 8, 2025 The RubyWorld Conference 2025, held in Matsue, Japan, showcased an unexpected star of the ecosystem: Ruby running on microcontrollers. While the event traditionally focuses on Ruby in web, enterprise, or academic settings, this year a significant amount of attention shifted toward embedded systems, thanks to PicoRuby and the community project mruby Girls. … Continue reading RubyWorld Conference 2025: PicoRuby, mruby Girls, and the Future of Embedded Ruby
December 5, 2025 A Complete Guide for Ruby on Rails, React, and React Native Developers Cross-Origin Resource Sharing (CORS) is one of the most misunderstood parts of modern web development — and one of the most common sources of errors developers face when building APIs. If you’re working with Ruby on Rails, React, or React … Continue reading 🚦 Understanding CORS in Modern Web Development
December 4, 2025 Most developers think contributing to Ruby’s internals requires wizard-level C skills, decades of experience, and a direct line to Matz. Bring Your Next Project to Life with High-Quality Development Don’t miss the opportunity to take your project to the next level. Whether you want to launch something new or improve an existing … Continue reading 💥 Yes, YOU Can Fix a Bug in IRB — Here’s How a Simple Emoji Crash Led to a Real Ruby Patch
December 3, 2025 By Germán Silva Bindings are one of the most underrated yet critical pieces of the Ruby ecosystem. They are the bridges that connect Ruby to native libraries, databases, protocols, and even hardware. Bring Your Next Project to Life with High-Quality Development Don’t miss the opportunity to take your project to the next … Continue reading The Ruby Bindings Every Rails Developer Should Know
December 2, 2025 In the Ruby and Ruby on Rails ecosystem, developers interact constantly with tools like Bundler and commands such as bundle exec or rails c. These commands may look similar, but each plays a crucial role in how your application loads and manages dependencies. Understanding these differences isn’t just a best practice — … Continue reading Understanding bundle, bundler exec, and the Real Difference Between rails c and bundle exec rails c 🛠
December 1, 2025 Debugging is one of those tasks that quietly shapes a developer’s day. It’s not flashy, it’s not glamorous, but it’s the difference between smooth development and losing an afternoon wondering why a request refuses to behave. Over the years working with Ruby and Rails, one of the tools I’ve learned to appreciate … Continue reading Debugging in Real Life: How I Use Rails.logger and Docker Logs in My Daily Workflow
November 28, 2025 The creator of Ruby — Yukihiro “Matz” Matsumoto — has acknowledged that Ruby draws from a mosaic of languages: Perl, Smalltalk, Eiffel, Ada and Lisp. In his “Ruby And Its Neighbors” series, Noel Rappin turns to Lisp to reflect on what parts of Lisp — if any — live on in Ruby … Continue reading Ruby and Lisp — What Ruby Borrowed from Lisp’s Spirit
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