| Issue 364 — August 31, 2017 |
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| Brandur Leach How heap and object allocation work in Ruby, often leading to bloated sub-processes, and what’s on the roadmap to help.
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ruby-lang.org It’s time to run gem update --system and get up to RubyGems 2.6.13 as there’s a DoS vulnerability, a DNS request vulnerability, and others.
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Alex Wood The stable version 3 of the AWS SDK for Ruby is now out with a new modular approach. I’ve found loading the AWS SDK a bit quirky in the past so this should help a lot.
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OpsCare by reinteractive Sponsored Our out-source DevOps solves the problems associated with ROR development. Plus our blue/green pre-baked deployment process means that you can deploy your app as often as you want. Get started today – start enjoying OpsCare®.
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Evil Martians A comprehensive checklist that will make your gem more maintainable and you a better open source citizen.
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Riding Rails The result of a large refactoring, webpacker 3.0 moves all the config out of Rails and over to the npm module.
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Anderson Dias A four-part series on creating a Slack command using Sinatra and Heroku.
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Jobs  Can't find the right job? Want companies to apply to you? Try Hired.com. In brief - The Structure and Interpretation of Ruby Programs tutorial
An explanation covering the tokenization, parsing, and compilation of Ruby programs.
Dean Nasseri - Integrating a Third Party API with Rails 5 tutorial
Includes requests with Faraday and caching.
Runtime Revolution - Integrating Elm with Rails tutorial
Elm is a function language that compiles to JavaScript.
Nimmy Vipin - Keep Your Specs Up With the Times tutorial
Coding your tests to interfaces, just like your classes, can keep your specs nice and fresh.
Eliav Lavi - Using the Facade Design Pattern in Rails tutorial
Use this pattern to hide data prep and other components from the controller.
Krzysztof Kempiński - What I Learned Reading the spreadsheet_architect Code tutorial
In short, a trick on how to limit the scope of an ActiveRecord query.
Arkency Blog - Quick Tip: Get The Version Number of a Rails App in Production tutorial
Lorenzo Sinisi - How to Make Ajax Calls The Rails Way tutorial
A follow-up to an article about Ajax and Rails we linked last week.
Patrik Bóna - An In-Depth Look at Ruby's Exception System
Ruby's exception system is more powerful than many people realize. This book shows you how to get the most from it.
Honeybadger Sponsored - How I Lost 17,000 GitHub Auth Tokens in One Night story
Richard Schneeman - Careful What You Measure: MJIT vs TruffleRuby opinion
Tobias Pfeiffer - Roll Your Own Private Gem Server on Google Cloud Platform tools
Google has released a gem enabling the creation of a gem server on GCP with a single command.
Google Cloud Platform Blog - Real-time monitoring for Ruby apps tools
Troubleshoot performance issues with end-to-end traces, interactive flame graphs, and sophisticated alerts. Try free.
Datadog Sponsored - async: A Composable Asynchronous I/O Framework for Ruby code
Based on nio4r and timers.
Socketry - Yard-Junk: Get Rid of The Junk in Your YARD Docs code
Think of it as a linter for YARD docs.
Victor Shepelev - zen-rails-base-app: A Base Application for Rails 5.1 Projects code
Includes several development, test, and other gems to bootstrap your Rails app efficiently.
Bruno Facca - BatchLoader: A Generic Lazy Batching Mechanism to Avoid N+1 Queries code
- "CircleCI 2.0 is fast. We reduced builds from minutes to 12 seconds."
CircleCI Sponsored
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