Tangible Code: Making Ruby Visible, Touchable, and Understandable

December 16, 2025 Inspired by Miyuki Koshiba’s talk at RubyWorld Conference 2025 At RubyWorld Conference 2025, Miyuki Koshiba presented a talk that challenges one of our most ingrained assumptions as developers: that code is something abstract, invisible, and detached from the physical world. Her presentation, “Tangible Code: Rubyで『見て・触れて・変えてわかる』コードのしくみ”, explores a powerful idea — what if … Continue reading Tangible Code: Making Ruby Visible, Touchable, and Understandable →

Exploring the World of Electronic Engineering with PicoRuby

Exploring the World of Electronic Engineering with PicoRuby December 11, 2025 Based on the presentation “Exploring the World of Electronic Engineering with PicoRuby” by Hayao Kimura at Ruby World Conference 2025. Advertise on RubyStackNews RubyStackNews is a niche publication read by Ruby and Rails developers worldwide. Our audience includes senior engineers, tech leads, and decision-makers … Continue reading Exploring the World of Electronic Engineering with PicoRuby →

Why Now Is the Right Time for PicoRuby

December 10, 2025 Based on the presentation script from RubyWorld Conference 2025 This article is based on the script of the presentation “Why Now Is the Right Time for PicoRuby”, delivered by Hitoshi Hasumi (ANDPAD Inc.) at RubyWorld Conference 2025. The original session was a 30-minute conference talk, and this text adapts its core ideas, … Continue reading Why Now Is the Right Time for PicoRuby →

Programador: Colibrí Wii – ESP8266 (Primera parte)

ESP8266: Wii Colibrí es un proyecto que tiene como finalidad generar dispositivos que se manejen vía WiFi. En este post les dejo una forma casera de armar un programador para el dispositivo ESP8266 como vemos en la foto. En el primer caso baje el voltaje de 5v a 3.3v que utiliza el dispositivo usando dos … Continue reading Programador: Colibrí Wii – ESP8266 (Primera parte) →