#385: How Fast is Ruby 2.5?

Jobs

• Ruby on Rails Developer at X-Team (Remote)We help our developers keep learning and growing every day. Unleash your potential. Work from anywhere. Join X-Team. X-Team
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In brief

• RubyGems 2.7.5 Released news 
  Hiroshi Shibata
• Scale Continuous Delivery for Your Enterprise? 
  Use GoCD's enterprise features performance upgrades to manage large number of teams, agents and pipelines for your organization. 
  GoCD  Sponsored
• Ruby 2.5’s New Integer.sqrt Method tutorial
  We already have Math.sqrt but this new version is more accurate. 
  Atul Bhosale
• Embedding Go into Ruby Applications tutorial
  Psst.. we have a weekly Go newsletter too. 
  Magrathea Labs
• Using GraphQL: A Rails-Oriented Introduction tutorial 
  Unicorn Agency
• Conditional Unique Indexes in Rails with Postgres tutorial 
  Josef Strzibny
• A Docker Dev Config for Ruby on Rails tutorial 
  Robb Shecter
• Ruby 2.5's Hash#slice Method tutorial
  Drip-feeding more knowledge about new Ruby 2.5 features. 
  Amit Choudhary
• Tips for Upgrading a Rails App from 4.1 to 4.2 tutorial 
  Mauro Otonelli
• How We Reduced Our CI Build Time More Than 8x with Semaphore Boosters story 
  Semaphore  Sponsored
• What Koichi Sasada's Been Doing at Cookpad in 2017 story
  Cookpad pays one of the longest standing Ruby core committers to keep working full-time on MRI. 
  Miles Woodroffe
• Refinement Types for Ruby [PDF] story
  An academic paper analyzing the addition of refinement types to Ruby. 
  Kazerounian, Vazou, Bourgerie, et al
• 'You Should Not Implement #to_a for Your Classes' opinion 
  Victor Shepelev
• Rubrowser: A Graph-Based Visualizer for Ruby Code tools 
  Emad Elsaid
• fastlane.ci: An Open Source, Self-Hosted CI System tools 
  fastlane
• How Automation Can Help with Updating Your Dependencies tools 
  Depfu  Sponsored
• Sequel 5.5.0 Released code 
  Jeremy Evans
• TrafficJam: A Library for Time-Based Rate Limiting code 
  Coinbase
• pg_query: Parse SQL Queries using Postgres's SQL Parser code 
  Lukas Fittl
• Swot: Identify Email Addresses or Domains Names That Belong to Universities code 
  Lee Reilly