Issues » 311

This week's Ruby and Rails news
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Ruby Weekly
Issue 311 — August 18, 2016
Timo Rößner
Mutant is the most advanced system for doing mutation testing in Ruby. Mutation testing is where code is changed (mutated) in minor ways to see how robust the existing tests are.


David Bush
Byebug is a debugger for Ruby 2 that uses TracePoint.


Yehonathan Sharvit
The Y combinator is a function that allows the generation of recursive functions without using names. This post introduces it in Ruby with live, editable demos.


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Explore the interfaces that make it easy to deploy your app on any container platform. Read more.

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Andrew Allen
A gem that makes time and date comparisons more readable, e.g. more_recent_than_or_equal_to? and earlier_than? methods.


Leo Laporte
Rails creator David Heinemeier Hansson (DHH) talks about programming as art, how he got started coding, his love of photography, and racing in Le Mans. 70 minutes.


Alex Taylor
A look at taking advantage of more powerful SQL features (like window functions and views) from Rails. Part 2 here.


Sitepoint
A walkthrough of implementing a drag and droppable file upload mechanism within a Rails 4.2 app.


Jobs

  • Sr. Javascript / Ruby DeveloperSticker Mule is looking for passionate engineers to join our remote team. Come help us build the best e-commerce experience using Ruby, Rails, React, Node, Docker and more. Sticker Mule
  • Ruby on Rails Engineer at Instacart (San Francisco)Less than 2% of US grocery spend last year was online. We're going to change that. Come work with us on its fun, challenging problems. Instacart
  • Get 5+ Engineering Job Offers in 1 WeekWith Hired, companies apply to hire you - get salary and equity offers before you interview from companies like Facebook, Postmates, & Square Hired.com

In brief

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