--- title: "Implementing a Worker Pool in Ruby" publication: "Ruby Weekly" issue: 375 published_at: "2017-11-16" canonical_url: "https://rubyweekly.com/issues/375" --- Implementing a Worker Pool in Ruby This week's Ruby and Rails news[Read this e-mail on the Web](http://rubyweekly.com/issues/375) Ruby WeeklyIssue 375 — November 16, 2017 Andrey Deryabin[Sniffer: Log and Analyze Outgoing HTTP Requests](https://github.com/aderyabin/sniffer)Hooks into Net::HTTP, Patron, Curb, Typhoeus and other Ruby HTTP libraries to log outgoing requests for further analysis. Nick Douglas[How David Heinemeier Hansson, Creator of Rails, Works](https://lifehacker.com/im-david-heinemeier-hansson-basecamp-cto-and-this-is-1820470919)Lifehacker has interviewed DHH about his work habits. Not very Ruby specific, but it’s interesting to see he still uses Textmate. Fabio Pitino[Implementing a Worker Pool in Ruby](https://hspazio.github.io/2017/worker-pool/)Writing a worker pool from scratch along with some scheduling algorithms to get a better understanding of the design pattern. RedisgreenSponsored[Redis 4.0 now on RedisGreen](http://www.redisgreen.net/?utm_source=rubyweekly&utm_medium=email&utm_campaign=2017c&utm_content=primary&utm_term=r4+memory)Redis 4.0 is out and available on RedisGreen with full visualization of your memory usage and top-tier performance. [![Redisgreen\](https://copm.s3.amazonaws.com/188314d3.png)](http://www.redisgreen.net/?utm_source=rubyweekly&utm_medium=email&utm_campaign=2017c&utm_content=primary&utm_term=r4+memory) Jan Krutisch[How We Trick Bundler and Cause Interesting Bugs](https://depfu.com/blog/how-we-trick-bundler)Debugging a memory usage problem lead to some interesting insights along with a couple of bugfixes for Bundler. RubyRoid Labs[Clear Up Controllers and Models with the Waterfall Gem](https://blog.rubyroidlabs.com/2017/11/waterfall-gem/)[Waterfall](https://github.com/apneadiving/waterfall) offers a way to chain methods together and control the flow of service objects. YouTube[8 Talks from Keep Ruby Weird 2017](https://www.youtube.com/playlist?list=PLE7tQUdRKcyb-ZR4SwWQ8Vu3PZxwpFHbG#keeprubyweird)Videos from the ultra creative [Keep Ruby Weird](https://keeprubyweird.com/) conference that took place 2 weeks ago are here. These are not your typical Ruby talks! Tobias Pfeiffer[Are Comments A Code Smell? It Depends](https://pragtob.wordpress.com/2017/11/14/are-comments-a-code-smell-yes-no-it-depends/)The utility of comments depends on what you’re commenting, why you’re commenting, & context. Jobs - [Senior Rails Developer - Remote](https://renderedtext.workable.com/j/4B14AA1813?utm_source=rubyweekly&utm_medium=email)Want to help us build the best CI/CD service in the world? We're looking for seasoned Rails developers to join our Product team. Semaphore - [Full Stack Rails Engineer (Remote in US, Canada, Brazil)](https://internal.interviewed.com/jobs/full-stack-engineer-hdaw?source=rubyweekly)Help us make the hiring process better for 100m+ job seekers across the globe. Work on product, scalability or internal tools. Interviewed (acquired by Indeed) In brief - [Using Ruby on Windows with RailsInstaller 3.4.0 Released](https://www.engineyard.com/blog/railsinstaller-3.4.0-for-windows-released?utm_source=rubyweekly&utm_medium=email) news tutorial Engine YardSponsored - [The Proxy Pattern in Ruby](http://rubyblog.pro/2017/11/proxy-pattern?utm_source=rubyweekly&utm_medium=email) tutorial The various use cases for a proxy and how to implement it correctly. Sergii Makagon - [Using Vue.js with Rails](https://www.classandobjects.com/tutorial/using_vue_js_with_rails/?utm_source=rubyweekly&utm_medium=email) tutorial Ankit Singhaniya - [Postgres Primary/Replica Replication on Heroku with Rails](https://medium.com/kkempin/postgresql-master-slave-replication-on-heroku-with-ruby-on-rails-bf0eb8d69fe?utm_source=rubyweekly&utm_medium=email) tutorial Krzysztof Kempiński - [Using Postgres's Advisory Locks from Ruby](http://shiroyasha.io/advisory-locks-and-how-to-use-them.html?utm_source=rubyweekly&utm_medium=email) tutorial Igoe Šarčević - [Flippin' Features at Runtime](https://johnnunemaker.com/flippin-features-at-runtime/?utm_source=rubyweekly&utm_medium=email) tutorial A look at the features of the flipper gem used to turn features on/off in production. John Nunemaker - [Refactoring with Hash Defaults](http://dustinzeisler.com/refactoring/2017/11/10/refactor-with-hash-default.html?utm_source=rubyweekly&utm_medium=email) tutorial How setting default values for hash keys can improve your code. Dustin Zeisler - [Atom Tricks, Plugins and Shortcuts for Ruby Developers](http://www.rubyguides.com/2017/11/atom-tricks-for-ruby-developers/?utm_source=rubyweekly&utm_medium=email) tutorial [Atom](https://atom.io/) is a popular editor developed by GitHub. Jesus Castello - [Getting Started with Faktory](http://www.mikeperham.com/2017/11/13/getting-started-with-faktory/?utm_source=rubyweekly&utm_medium=email) tutorial The first tutorial about the new background job system from the creator of Sidekiq Mike Perham - [Hacking Pixel Art on Video Wall with Ruby and 23,000 Text Messages](https://www.twilio.com/blog/2017/06/drawing-pixel-art-text-messages-signal-video-wall.html?utm_source=newsletter&utm_medium=email&utm_campaign=sponsor4) Kevin Thompson hacked the video wall at Twilio's SIGNAL and shares how he did it with Ruby. TwilioSponsored - [Rails Error Tracking with Errbit](https://gorails.com/episodes/rails-error-tracking-with-errbit?utm_source=rubyweekly&utm_medium=email) video Go Rails - [Go for Rubyists](https://www.youtube.com/watch?v=0AHOcCFFwao) video Kleber Correia - [Refactoring Mature Rails Apps with Ben Orenstein](https://devchat.tv/ruby-rogues/rr-336-refactoring-mature-rails-apps-ben-orenstein?utm_source=rubyweekly&utm_medium=email) podcast Ruby Rogues - [On Sustainable Testing](http://zverok.github.io/blog/2017-11-07-on-culture-of-bdd.html?utm_source=rubyweekly&utm_medium=email) opinion A challenge to the current more verbose spec format encouraged by RSpec maintainers. Victor Shepelev - [Continuous Delivery: GoCD vs. Jenkins](https://www.gocd.org/2017/04/25/gocd-over-jenkins/?utm_campaign=jenkins_vs_gocd&utm_medium=email&utm_source=cooperess_ruby&utm_content=jenkins_blog&utm_term=) We compared GoCD with Jenkins on philosophy, continuous delivery & plugins. Understand how these CI/CD tools fit your needs. GoCDSponsored - [Rackula: Generate A Static Site from any Rack Middleware](https://github.com/socketry/rackula?utm_source=rubyweekly&utm_medium=email) code For turning a Rack powered webapp into a static copy. Socketry - [frappe_charts: Generate Frappé Charts from Your Rails Apps](https://github.com/pacuna/frappe_charts?utm_source=rubyweekly&utm_medium=email) code [Frappé Charts](https://github.com/frappe/charts) is a JavaScript library for producing slick SVG charts. Pablo Acuña - [Karafka 1.1: Work with the Kafka Streaming Platform from Ruby](https://mensfeld.pl/2017/11/karafka-ruby-kafka-framework-1-1-0-release-notes/?utm_source=rubyweekly&utm_medium=email) code Maciej Mensfeld 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? 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