Issue 334 — February 2, 2017: Presented by Ruby Weekly.

• Aaron Patterson: Explores Ruby's object storage system properties, reasons for object IDs divisible by 40, and how "special" objects like integers fill gaps.
• Piotr Solnica: Introduces ROM, a persistence and mapping toolkit built for speed and simplicity. ROM 3 includes stable versions of rom-sql 1.0.0 and rom-repository 1.0.0.
• Honeybadger Exception Monitoring (Sponsored): A free 39-page book on Ruby's exception system to help users progress from novice to expert.
• Avdi Grimm: Teaches two ways to avoid switching on nil in Rails apps in a RubyTapas double feature and mentions a deal for RubyTapas and Upcase.

• Jobs:

• In brief:

  • Various tutorials including working with the Evernote API in Rails, evented GPIO on the Raspberry Pi with Ruby, integrating Bootstrap 4 in Rails 5 gem-free, adding Active Admin to a Rails 5 API application, etc.
  • Various code projects like StateInspector, cljs-rails, TTY, Underlock, Spicy::Proton, Flutterby.