--- title: "This Week's Ruby News" publication: "Ruby Weekly" issue: 201 published_at: "2014-06-26" canonical_url: "https://rubyweekly.com/issues/201" --- This Week's Ruby News Rails 4.1.2 released, a 'weird' Ruby conference, Mongoid 4.0, and Go-like concurrency in Ruby[Read this e-mail on the Web](http://rubyweekly.com/issues/201) Ruby WeeklyIssue 201 — June 26, 2014 Official Rails Blog[Rails 4.1.2 and 4.0.6 Released](http://weblog.rubyonrails.org/2014/6/26/Rails-4-1-2-and-4-0-6-has-been-released/)Rafael Franca has announced the final releases of Rails 4.1.2 and 4.0.6 after an extensive release candidate testing phase. Rails 4.1.2 is the first bug fix release for the 4.1 series and Rails 4.0.6 includes many bug fixes to make the upgrade path from Rails 3 easier. Keep Ruby Weird[Keep Ruby Weird: A One Day Conference 'Filled With Weird'](http://keeprubyweird.com/)Taking place on October 24th in Austin, TX, _Keep Ruby Weird_ promises to be a Ruby event that focuses on the weirder and more wonderful sides of Ruby. No tickets yet but you can leave your address for info. The [CFP](http://keeprubyweird.com/cfp/) is also open if you want to speak. New RelicSponsored[Get real-time data from your real end-users](http://blog.newrelic.com/2014/03/13/javascript-error-reporting-ajax-timing-new-relic/?utm_source=COOP=email=BlogNRBrowserAnnounce=PeterCooperNL=EM-COOP-generic-EN-100-JavascriptWeekly-BlogNRBrowserAnnounce)Learn how New Relic Browser provides valuable insights into the actual experience your real-users are having on your site. Get deep visibility into the front-end code of your web apps including browser page load time breakdowns by browser and geography. [![New Relic\](http://s3.amazonaws.com/nlga/uploads/item/image/18688/125.png)](http://blog.newrelic.com/2014/03/13/javascript-error-reporting-ajax-timing-new-relic/?utm_source=COOP=email=BlogNRBrowserAnnounce=PeterCooperNL=EM-COOP-generic-EN-100-JavascriptWeekly-BlogNRBrowserAnnounce) SitePoint[Make Your Tests Cleaner with Minitest and Shoulda](http://www.sitepoint.com/minitest-shoulda/) Durran Jordan[Mongoid 4.0 Released: An Object Document Mapper for MongoDB](https://github.com/mongoid/mongoid)Think an ORM but more for MongoDB’s document-oriented world. There are a [variety of changes](https://github.com/mongoid/mongoid/blob/master/CHANGELOG.md#400) but note that version 4 only supports MongoDB 2.4 and higher. Thoughtbot[How Rails' Type Casting Works](http://robots.thoughtbot.com/how-rails-works-type-casting)Sean Griffin looks behind the scenes at how Rails automatically translates values between different types. Marian Posaceanu[Improve Rails Performance by Adding A Few Gems](http://marianposaceanu.com/articles/improve-rails-performance-by-adding-a-few-gems)Faster HTML escaping with escape_utils, a faster blank? implementation with fast_blank, and faster JSON serialization with oj. SitePoint[Agent: Go-Like Concurrency in Ruby](http://www.sitepoint.com/agent-go-like-concurrency-ruby/)The Go language has some great concurrency primitives (such as channels) that make it easier to write good concurrent code. ‘Agent’ implements Go-style ‘concurrency magic’ in Ruby. Andrew Geweke[NoSQL in SQL: Build Schema-free, Scalable Data Storage Inside a Traditional RDBMS (video)](http://www.hakkalabs.co/articles/nosql-sql-build-schema-free-scalable-data-storage-inside-traditional-rdbms)Audio isn’t great, but introduces us to [flex_columns](https://github.com/ageweke/flex_columns), [low_card_tables](https://github.com/ageweke/low_card_tables) and [db-charmer](https://github.com/ageweke/db-charmer). Thoughtbot[Foolproof I18n Setup in Rails](http://robots.thoughtbot.com/foolproof-i18n-setup-in-rails)A few quick tips from the experienced developers at Thoughtbot on having a better time with internationalization (i18n) on Rails. In brief 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) [Unsubscribe](*|UNSUB|*) | [Change email address](*|UPDATE_PROFILE|*) | [Read this issue on the Web](http://rubyweekly.com/issues/201) © Cooperpress Ltd. Office 30, Lincoln Way, Louth, LN11 0LS, UK [Email policy](https://cooperpress.com/spam.html) [Privacy policy](https://cooperpress.com/privacy.html)