#383: Reducing Memory Usage in Ruby

Jobs

• Technical Writer (Full Time / Part Time / Remote)Do you like writing for a technical audience? Looking for a bit of extra income, a part-time or a full time role, drop us a line. Raygun
• Platform Engineer - Core Services Backend (San Francisco)We’re a collaborative work environment using Ruby on Rails to manage and scale the infrastructure of our hotel booking app. Join us. HotelTonight
• Looking for A New Ruby Job In The New Year?Try Underdog.io, where hundreds of the best tech companies go to meet top ruby engineers. Companies email you directly as soon as next Monday. Underdog.io

In brief

• Finding A Ruby Bug with GDB tutorial
  One of those fun journeys into C code that unearths an obscure bug. 
  Zachary Anker
• How We Built A Multi-Tenant Job Queue with Postgres & Ruby tutorial 
  Huy Nguyen
• Quick Tip: A String Memory Reduction Technique tutorial 
  Eric Wong
• Extracting Conditionals Into Well-Named Methods tutorial 
  Andy Croll
• Ruby 2.5's New 'FrozenError' Class tutorial
  A subclass of RuntimeError for when you try to modify frozen objects. 
  Atul Bhosale
• See Why Facebook, Spotify, & Fastlane Trust CircleCI with Their CI/CD 
  Automate the software development process using continuous integration and delivery so that you can focus on what matters. 
  CircleCI  Sponsored
• Testing Vue.js Componenents in Rails with Webpacker and Jest tutorial 
  WyeWorks
• Simple Background Job Processing in Rails with Sucker Punch tutorial 
  Kirill Shevchenko
• Debugging 100% CPU Usage in Production Rails Systems tutorial 
  Sam Saffron
• Searching in Rails with Solr, Sunspot, and Docker tutorial 
  Gaurav Koley
• Tips to Speed Up Asset Precompilation Time in Rails tutorial 
  Netguru
• A Guide to Ruby String Methods tutorial
  A handy reference or reminder, particularly for beginners. 
  Jesus Castello
• Rails with Webpack: It's Definitely Not for Everyone opinion 
  Marius Bauer
• any_good: A Tool to Quickly Evaluate if a Gem is 'Good' tools
  Or, more specifically, that it’s downloaded and updated often. 
  Victor Shepelev
• Optimize Utilization and Reduce Cost with GoCD's Elastic Agents   
  GoCD  Sponsored
• Rack::Params: Validation and Type Coercion for Rack::Request.params code 
  Jonathan Raphaelson
• Kan: A Simple, Functional Authorization Library code 
  Anton Davydov
• TTY::Markdown: Convert Markdown into Terminal-Friendly Output code 
  Piotr Murach
• Deploy Virtual Machines in Seconds - With $100 Credit On Us   
  DigitalOcean  Sponsored