#385: How Fast is Ruby 2.5?

This week's Ruby and Rails news Read this e-mail on the Web Ruby Weekly Issue 385 — February 8, 2018 Noah Gibbs How Fast is Ruby 2.5? A new benchmark on the heels of an important performance patch applied after Ruby 2.5.0preview1 shows a nice gain over previous benchmarks. John Hawthorn Playing with Ruby's New JIT: MJIT MJIT (which stands for MRI or Method JIT) may form a key part of Ruby 3’s goal to be 3x faster than Ruby 2. An initial version of MJIT has been merged into a fork of the Ruby trunk, leading this author to start running some promising benchmarks. Sam Saffron Instrumenting Rails with Prometheus and prometheus_exporter Or “How we instrument Rails at Discourse and how you can, too.” Sqreen  Sponsored Security as Easy as 'Gem Install Sqreen' We'll tell you when bad things happen and protect your code from intrusions, insider threat and data loss. Get started with a simple 'gem install sqreen'. The Ruby Toolbox The Ruby Toolbox Is Back Thanks to funding from Ruby Together, a formerly popular site for finding and categorizing Ruby libraries and tools is back. Noah Gibbs A Quick Lesson on CRuby's 'Memory Slots' How Ruby does Ruby store objects in memory, work out where it stored those objects, and how can you look at what’s going on under the covers? Thibaut Barrère A First Naïve Look At TruffleRuby A GitHub thread on getting started playing with TruffleRuby, an alternative high performance Ruby implementation. Julia Evans An Update on Julia Evans' rbspy Profiler It’s fun watching this project progress and this week brings Mac support for Julia’s nascent sampling CPU profiler for Ruby. (Side note: We love frequent blogs about building tools - let us know if you’re doing the same.) 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 Ruby Developer at Econify (New York, NY)We’re currently seeking a senior Ruby developer to work on Rails applications both new and old. Come join a great team. econify Looking for a Job at a Company That Prioritizes Ruby?Try Vettery and we’ll connect you directly with thousands of companies looking for talented back-end devs. Vettery 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 Curated by Peter Cooper and Glenn Goodrich, and published by Cooperpress. Send feedback by simply replying to this mail. Want to sponsor an issue? See our media kit. Want to post a job? Email us or use our self-serve system. Stop getting Ruby Weekly | Change email address | Read this issue on the Web © Cooperpress Ltd, Fairfield Enterprise Centre, Louth, LN11 0LS, UK Email policy Privacy policy