#368: Visualizing Your Ruby Heap

Jobs

• Senior Backend Engineer @ Capcom Beeline (Vancouver, Los Angeles)Become a core member of our team. We are crafting the next-generation eSports platform for mobile games. Capcom Beeline
• Full stack Ruby and Rails dev (Remote in EU)We’re a realtime platform solving complex distributed problems for the developer community. If you enjoy building web services, apply. Ably realtime
• Ruby on Rails Full Stack Engineer (California, USA)The Apple Media Products Engineering team is looking for a software engineer to build and enhance algorithmic quality evaluation tools. Apple

Can't find the right job? Want companies to apply to you?Try Hired.com.

In brief

• Rails 4.2.10 Released news
  Yes, it’s an old release line but some recent regressions warranted an update. 
  Official Rails Blog
• Forking Behavior Changed in macOS 10.13, Causing Failures news
  Puma, Unicorn, and Sidekiq are affected. 
  Puma
• $20 Free on a new Linode account 
  Linux cloud hosting starting at 1GB of RAM for $5/mo. Use promo code RUBY20 and get $20 credit. 
  Linode Cloud Hosting  Sponsored
• Strange Hash Instances in Ruby tutorial
  Going to some interesting places with Hash and monkey-patching. 
  Kate Murphy
• Object#try Considered Harmful tutorial
  Why using Object#try is bad and several approaches to remove the problem it’s trying to solve. 
  Karol Galanciak
• Running Background Workers with Crontab tutorial 
  Tony Vincent
• How to Implement a GraphQL API in Rails tutorial 
  Leigh Halliday
• How to Build a React App that Works with a Rails 5.1 API tutorial
  Hrishi Mittal shows you how to build an idea board React app that works with a Ruby on Rails 5.1 API. 
  SitePoint
• All The Ways to Generate Routing Paths in Rails tutorial 
  Robert Pankowecki
• Building Something Besides a Chat App with ActionCable tutorial
  Specifically, an asynchronous PDF generation function with user notifications. 
  Jake Wilkins
• Get Into (Very Basic) Sentiment Analysis with Ruby tutorial 
  Nimmy Vipin
• The Road to Ruby and Rails Error Domination Starts Here 
  Rollbar detects when code breaks in real-time. Get stack trace and diagnostic data to defeat Ruby errors. 
  ROLLBAR  Sponsored
• Creating a Basic Gem: A 9 Minute Video video
  Never hurts to have an up to date guide. 
  Drifting Ruby
• Towards Ruby 3x3 Performance video 
  Vladimir Makarov
• steep: Gradual Typing for Ruby code 
  Soutaro Matsumoto
• Test and Deploy your Apps with Codeship Basic   
  Codeship  Sponsored