Rails 5.2 RC2, and benchmarking Ruby 2.6 Preview 1

This week's Ruby and Rails news Read this e-mail on the Web Ruby Weekly Issue 391 — March 22, 2018 David Heinemeier Hansson Rails 5.2.0 RC2: The (Hopefully) Last RC Before RailsConf Rails 5.2 has an impressive feature list, including Active Storage, credentials, HTTP/2 Early Hints, and more. 5.2 is already in production at Basecamp and Shopify so don’t be worried to try it out. Noah Gibbs Benchmarking Ruby 2.6 Preview 1 Full performance gains rarely materialize in pre-releases and JIT proves not to be a winner on a large, real-world Rails app so far but things are looking promising for the future. CircleCI  Sponsored Preserve Build Integrity & Prevent Problems with Deterministic Builds The most common thing a customer will say in a support ticket is that their builds are suddenly failing even though “nothing has changed” on their end. This is almost never true. Sam Saffron Managing DB Schema Changes Without Downtime A look at how Discourse, the forum host, handles changes to its Rails-oriented database schema in production. Nando Vieira Browser: A Browser Detection Library A handy API for browser detection from within Ruby. Pass in a user agent string and query it in various ways (e.g. browser.webkit? or browser.device.name). Includes ActionController integration, as well as optional Rack middleware for agent-based redirections. David Heinemeier Hansson How DHH Refactors a Feature in a Large Rails App The latest in DHH’s On Writing Software Well video series covers how you might more elegantly restructure a new feature that’s been added to an existing Rails app. 14 minutes. Chris Oliver Rails Jumpstart: A Quick Way to Start New Rails Apps A Rails template that adds an admin UI, auth, Bootstrap 4, and more to new Rails apps. Jobs Sr Ruby Engineer (Microservices, Architecture, Mentoring)Make the internet a secure and private place for more than 42M users with our VPN solution and improve UX on web with upcoming products. ZenMate Security Focused Cloud Application DeveloperMid/senior level Ruby developer with security knowledge wanted to help develop a cloud security vulnerability testing platform. Cisco Looking For Your Next Ruby Job?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 RailsConf 2018 Schedule is Live news Scaling, JavaScript, and maintaining apps are popular themes.  RailsConf 2018 Running End-to-End Tests on Kubernetes  This blog talks about how one team solved real world CI/CD problems using Kubernetes and GoCD.  GoCD  Sponsored Vue.js as a Front-End for Rails tutorial  Daniel P. Clark 4 Ways to Speed Up and Refactor Your RSpec Tests tutorial  Paweł Dąbrowski Check Your Database Indexes for ActiveRecord Scopes tutorial Having the right indexes on your database will always yield performance improvements.  Andy Croll JSONify your Ruby Translations tutorial Using the Mobility gem and JSONB to store all the locales and translations for a model alongside each model.  Chris Salzberg Better Passwords in Ruby Apps with the Pwned Passwords API tutorial  Phil Nash Quick Tip: Inspecting Ruby Gems tutorial A couple of ways to load a gem from a local directory so you can test changes and/or debug.  Glauco Custódio How to Test Logs using RSpec Expectations and StringIO tutorial  Ryan Davidson Quick Tip: Convert An ActiveRecord Object Into a Fixture tutorial  Santosh Wadghule Compare Your App to the Industry with Rails Testing Grader    Semaphore  Sponsored From Rails to Clojure, to Java, then Back to Rails story One developer’s tale of moving between stacks.  Pedro Pereira Santos Three Things That Make Your RSpec Tests Worse opinion  Paweł Dąbrowski Setting Up a Rails App for CodeBuild, CodeDeploy, & CodePipeline video How three AWS services can build, deploy, and perform CI for a Rails app.  Derek Haynes Upgrading Kickstarter to Rails 5 with Logan McDonald podcast A podcast chat covering things that could help if you’re on Rails 4 and need to upgrade. 30 minutes.  Ruby on Rails Podcast Linux Cloud Hosting Starting at 1GB of RAM for $5/mo    Linode Cloud Hosting  Sponsored Qyu: A Distributed Task Execution System for Complex Workflows code  Mohamed Osama Rails-DB-Interactive: Interactive Database Diagrams for Rails code  Isaac Orme 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