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Xavier Noria

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Rails Core AMARails World 20232023-10-05
Ten core members answer how Rails actually evolves: features must solve general web problems, be validated in real apps or gems, and have a clean API before…
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Zeitwerk InternalsRails World 20232023-10-05
Zeitwerk is the Ruby autoloader that scans configured root directories just one level deep, sets autoloads for files and directories, and defers loading until…
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Rails Luminary Award WinnersRails World 20232023-10-05
Conference segment announces the inaugural Rails Luminary Awards, naming a Gorails founder as the community-nominated winner for decades of tutorials…
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Zeitwerk InternalsFriendly.rb 20232023-09-27
Zeitwerk is an autoloader/reloader/eager loader implemented in ~1,000 lines with about 50 releases and ~300 million downloads on RubyGems; it scans only one…
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Opening Keynote: The Journey to ZeitwerkRailsConf 20222022-05-17
Claims that Zeitwerk replaces the brittle Classic autoloader and ships with Rails 6 while preserving an opt‑out for upgrades; it implements file-to-constant…
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Zeitwerk: A new code loaderRailsConf 20192019-05-01
Zeitwerk is a standalone gem that becomes Rails 6’s default loader and claims to eliminate most hand-written requires by registering Module#autoload for files…
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Zeitwerk: A new code loader for Rubyrubyday 20192019-04-11
Zeitwerk is a gem that replaces classic autoloader in Rails 6 and actually implements module-based autoloading, eager loading and optional reloading with a…
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"Little Snippets"RubyC 20172017-06-03
Presents concrete rules: use max instead of sorting then taking last (avoids O(n log n) work), prefer File.write over open/write blocks for whole-file writes…
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Little SnippetsRubyDay 20162016-11-25
Real examples from Ruby and ActiveRecord show concrete swaps that save time or bugs: use sort...last → max instead of sorting, prefer String#include and…
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Little SnippetsEuRuKo 20162016-09-23
Small, concrete changes save time and reduce bugs: prefer use max not sort.last for intent and speed; use ActiveRecord queries instead of loading all records…
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The Rails Boot ProcessRailsConf 20162016-05-04
Explains exactly what files run and when: config/boot.rb calls Bundler.setup, config/application.rb loads railties then Bundler.require, the application class…
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I see your 127.32+, a tale of rationalscode.talks 20142014-10-09
A Rails betting site requires a zero-sum betting ledger and a three‑field calculator where stake, odds and profit are editable; floating point fails, integers…
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Class Reloading in Ruby on Rails: The Whole StoryRailsConf 20142014-04-22
Explains how Rails implements live code changes by replacing Ruby’s default autoload path with a filesystem-backed resolver that loads with load in development…
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Constant autoloading in ruby on railsBarcelona Ruby Conference 20122012-09-08
Explains how Active Support implements Ruby constant autoloading and development-mode code reloading by hooking into cons_missing hook, scanning autoload_paths…
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