This week's Ruby news, issue 270

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Rails Rumble

Rails Rumble 2015 Registration Now Open

The popular online Ruby (it’s not just Rails) hackathon starts on November 7th. If you win, a rather epic boxing-style belt could be yours.

Jamis Buck

Bulk Inserts in ActiveRecord

Jamis Buck shows off BulkInsert ( BuckInsert , surely? ;-)), an ActiveRecord extension to make it quicker to insert 1000s of rows at a time using batch INSERTs.

Janko Marohnić

Shrine: A New File Upload Toolkit for Ruby Apps

Shrine is a new plugin-driven solution for handling file uploads in Ruby apps that aims to provide a very simple interface for developers.

Bloc IO Sponsored

Level Up Your Ruby Skills through Bloc’s Full Stack Bootcamp

Learn every component of an application: the database, server and client-side code, and front-end markup. Bloc is an immersive, outcome-oriented online program with 1-on-1 mentorship, learning by building real applications, and career support.

Calle Erlandsson

Using ARGF and ARGV

ARGF gives you files referenced in command line arguments or passed in over standard input.

Jason Cummings

Lets Write Some Bad Ruby

This sort of ad-hoc ‘scripting’ style programming is my Ruby bread and butter nowadays. Ruby is amazing for once-off jobs as shown here.

Brian Shirai

Rubinius, Inc - A Benefit Company

Brian Shirai, famous for his work on Rubinius, the highly concurrent Ruby implementation, has founded a socially-beneficial company to focus on Rubinius’ ongoing development.

Robb Shecter

The Cryptic 'X for Y' Error Is Becoming Friendlier

You’ve no doubt seen “wrong number of arguments (3 for 2)” errors before. Now they’ll be (given 3, expected 2) instead. A minor but welcome change.

Leigh Halliday

Deploying Your Docker Rails App

Once you’ve got your Rails app into a Docker container, how can you get it quickly and simply deployed? (In this case, on Heroku.)

Jobs

We’re hiring Software Engineers to continue improving our awesome product (Dublin, Ireland). Join us in building a 3rd party messaging layer for Intercom, used by 100's of millions of people in thousands of our paying customer sites. We offer relocation and work permit application assistance. Intercom . io Ruby on Rails Developer Are you a Rails expert with strong coding abilities? If so, ROI Revolution is searching for someone like you to develop our Rails applications and boost in-house power. ROI Revolution Expert Ruby Instructors at Pluralsight (Freelance-Part-time) Currently hiring expert Ruby Developers that want to share their knowledge with a global audience. As a Pluralsight author, you'll join a tight knit family of passionate teachers and earn royalties. We are looking for the best communicators and presenters in the Ruby community. Apply today. Pluralsight

In brief

Extreme Object-Oriented Ruby video John Cinnamond stretches Ruby’s object orientation features to their computational limits. Full Stack Fest 2015 Bootstrapping a Business Around Open Source video Ever wondered how the Passenger guys bootstrapped Phusion? O'Reilly OSCON Hate Fixing Bugs? Lucky You. We Love It. Tackling technical debt and integrating disparate systems is fun, too. (Yes, really.) Corgibytes Sponsored Cool Ruby Regex Tricks tutorial I have a huge soft spot for regular expressions. Starr shows off an eclectic handful of quick tricks. Starr Horne Layering API Defenses With Caching tutorial Parker Selbert How to Traverse Foreign Ruby Code tutorial Jake Yesbeck How to Apply RuboCop to Your Large Rails Codebase tutorial A look at using HoundCI, a continuous integration tool for code style, along with the RuboCop Ruby static code analyzer. Benjamin Fritsch How to Deploy a Rails Application to AWS Elastic Beanstalk with Semaphore tutorial Jelena Keravica 4 Ways to Parse a JSON API in Ruby tutorial Using net/http, HTTParty, rest-client, and Faraday. Greg Baugues Heroku Style Application Deployments with Docker tutorial Lauri Nevala Remove N+1 Queries in Your Rails App tutorial Edvards Lazdāns Prevent Information Leaking in Rails tutorial A very quick tip to prevent browsers from caching pages, if you wish. Greg Molnar Sidekiq 4.0.0.pre1 Now Available tools news Not the final version but just use gem 'sidekiq', '4.0.0.pre1' if you want to get testing. Mike Perham Jekyll 3.0 Released: The Ruby Static Site Generator tools news Even outside of the Ruby world, Jekyll is one of the most powerful and well used static site generators. Redis Performance Dashboard and Autoscaling from RedisGreen tools Seamless scaling and analytics backed by support from engineers who have been scaling Redis for years. RedisGreen Sponsored i18n-tasks: Helps You Find and Manage Missing and Unused Translations code Essentially static analysis for internationalization. Gleb Mazovetskiy


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