RuboCop Philosophyプログラミング言語Ruby 30周年イベント ライトニングトーク https://30.ruby.or.jp/
Ruby 2.4 Internals
Ruby 2.4.0 includes several performance improvements including faster instance variable access and integer handling. It also protects Proc and Env objects from garbage collection issues by making them write-barrier protected. The presenter proposed changes to Env object handling that allow protection without significant performance impacts, such as lightweight escape detection and conditional writ
thats-done-2017-03-20-oedork06-ujihisa
高濃度雑談 大江戸Ruby会議06 2017-03-20 Tatsuhiro Ujihisa
無限決済 - Speaker Deck
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The worst Ruby codes I’ve seen in my life - RubyKaigi 2015
Video presentation: https://www.youtube.com/watch?v=jLAFXQ1Av50 Most applications written in Ruby are great, but also exists evil code applying WOP techniques. There are many workarounds in several programming languages, but in Ruby, when it happens, the proportion is bigger. It's very easy to write Ruby code with collateral damage. You will see a collection of bad Ruby codes, with a description o
mruby で mackerel のプラグインを作るはなし
This document discusses how to create Mackerel plugins using mruby. It explains what Mackerel plugins are, the required format, and how to write command line tools and classes in mruby. It then provides an example of implementing Redis commands like SCARD and SMEMBERS in mruby-redis by reading the C source and making additions. This allows monitoring Redis set data with Mackerel. Finally, it shows
200万 Webサイトを支える ロリポップ！と mruby
200万以上のWebサイトを支えるインフラで、リソース制御として使われている mod_mruby の採用事例を紹介します。
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