--- title: "10 points on the development of Ruby from a recent interview with Matz" publication: "Ruby Weekly" issue: 393 published_at: "2018-04-05" canonical_url: "https://rubyweekly.com/issues/393" --- 10 points on the development of Ruby from a recent interview with Matz This week's Ruby and Rails news[Read this e-mail on the Web](http://rubyweekly.com/issues/393) Ruby WeeklyIssue 393 — April 5, 2018 Benoit Larroque[An In-Depth Look at a Ruby Vulnerability](https://blog.sqreen.io/buffer-under-read-ruby/)Specifically [CVE-2018-8778](https://www.ruby-lang.org/en/news/2018/03/28/buffer-under-read-unpack-cve-2018-8778/), a buffer under-read vulnerability in `String#unpack`. This post goes deep on what it all means, how it can be exploited, and how it’s resolved. SideCI Team[Key Points from a Special Interview with Matz](https://blog.sideci.com/10-key-points-of-ruby-development-7803ec2e792b)10 points on the development of Ruby from a recent interview with Matz at the Ruby25 event. Ruby 3 will be backward compatible, and Matz plans to ‘never retire from developing Ruby’. SemaphoreSponsored[Free eBook: Rails Testing Handbook](https://semaphoreci.com/ebooks/rails-testing-handbook?utm_source=rubyweekly&utm_medium=email&utm_campaign=rubyweekly-rails-testing-handbook-20180405)Tired of fragile code? This hands-on book will teach you how to build better Rails apps with confidence. Learn practical BDD from the makers of Semaphore. [![Semaphore\](https://copm.s3.amazonaws.com/d925770b.png)](https://semaphoreci.com/ebooks/rails-testing-handbook?utm_source=rubyweekly&utm_medium=email&utm_campaign=rubyweekly-rails-testing-handbook-20180405) Janko Marohnić[ImageProcessing 1.0: Image Processing Helper Library](https://twin.github.io/imageprocessing-1-0-released/)Aims to be a one-stop-shop for resizing and processing images. Uses either ImageMagick or libvips behind the scenes. Noah Gibbs[Rails Ruby Bench: What Is It and Why Should You Care?](http://engineering.appfolio.com/appfolio-engineering/2018/4/2/rails-ruby-bench-what-and-why)It uses [Discourse](https://www.discourse.org/), a real-world Rails forum app, and a simulated realistic workload to benchmark the speed of Ruby. Victor Shepelev[More on 'yield_self' and a Proposal for a New Name](https://zverok.github.io/blog/2018-03-23-yield_self2.html)People are finding more use cases for the new `yield_self` function in Ruby 2.5, but maybe a better name could drive adoption? Jeff Kreeftmeijer[Russian Doll Caching in Rails](https://blog.appsignal.com/2018/04/03/russian-doll-caching-in-rails.html)By nesting cache fragments, views are almost never rendered completely. Even when the data changes, most of the rendered pages are served straight from the cache. 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DigitalOceanSponsored - [Graceful Errors in Ruby SDKs](https://betta.io/blog/2018/03/30/graceful-errors-in-ruby-sdks/?utm_source=rubyweekly&utm_medium=email) tutorial The bad, the good, and the (almost) great when it comes to error handling in four different Ruby SDKs. Cristiano Betta - [The Local Variable Aversion Antipattern](http://www.soulcutter.com/articles/local-variable-aversion-antipattern.html?utm_source=rubyweekly&utm_medium=email) tutorial Bradley Schaefer - [How to Add React to Your Rails App with Webpacker](https://blog.botreetechnologies.com/how-to-add-react-js-to-your-ruby-on-rails-app-with-webpacker-330d619d11ec?utm_source=rubyweekly&utm_medium=email) tutorial Ankur Vyas - [Executing Commands in Pods using Kubernetes' API](https://blog.openshift.com/executing-commands-in-pods-using-k8s-api/?utm_source=rubyweekly&utm_medium=email) tutorial Marek Jelen - [Programming Blockchains in Ruby: A Step-by-Step Guide](https://github.com/openblockchains/programming-blockchains-step-by-step?utm_source=rubyweekly&utm_medium=email) tutorial Covers hashes, proof-of-work, and validating the blockchain. 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Procore - [Grape: An Opinionated Framework for Creating REST-like APIs](https://github.com/ruby-grape/grape?utm_source=rubyweekly&utm_medium=email) code It’s been around for years but continues to get frequent updates. Michael Bleigh, Intridea et al. Curated by [Peter Cooper](https://twitter.com/peterc) and [Glenn Goodrich](https://twitter.com/ruprict), and published by [Cooperpress](https://cooperpress.com/). Send feedback by simply replying to this mail. Want to sponsor an issue? See our [media kit.](https://cooperpress.com/mediakit) Want to post a job? Email us or [use our self-serve system.](https://booking.cooperpress.com/jobs) [Stop getting Ruby Weekly](*|UNSUB|*) | [Change email address](*|UPDATE_PROFILE|*) | [Read this issue on the Web](http://rubyweekly.com/issues/393) © Cooperpress Ltd, Fairfield Enterprise Centre, Louth, LN11 0LS, UK [Email policy](https://cooperpress.com/spam.html) [Privacy policy](https://cooperpress.com/privacy.html)