Implementing Content Security Policy
https://hacks.mozilla.org/2016/02/implementing-content-security-policy/
Rails 5 Guides: Using Rails for API-only Applications
http://edgeguides.rubyonrails.org/api_app.html
RailsConf program, session & workshops
http://railsconf.com/program
Rails 5 makes belongs_to association required by default
http://blog.bigbinary.com/2016/02/15/rails-5-makes-belong-to-association-required-by-default.html
Active Support Improvements in Rails 5
http://blog.bigbinary.com/2016/02/17/active-support-improvements-in-Rails-5.html
Related with this article: #on_weekday? method to Date, Time, and
DateTime
https://github.com/rails/rails/pull/23687
Rails 5 improves searching for routes with advanced options
http://blog.bigbinary.com/2016/02/16/rails-5-options-for-rake-routes.html
Tagged errors in logs in Rails 5
https://github.com/rails/rails/pull/23203
Fix incorrect behavior with unsubscribing to channels in Rails 5
https://github.com/rails/rails/pull/23715
Rails 5 supports nested params in button_to helper
https://github.com/rails/rails/pull/17043
Is Ruby 2.3 Faster? Immutable (Frozen) String Literals Performance
http://ruby-performance-book.com/blog/2016/02/is-ruby-2-3-faster-frozen-string-literals-performance.html
Ruby Threads and ActiveRecord Connections
http://jakeyesbeck.com/2016/02/14/ruby-threads-and-active-record-connections/
Which Ruby background job framework is right for you?
http://blog.scoutapp.com/articles/2016/02/16/which-ruby-background-job-framework-is-right-for-you
Exploring MRI Source Code
http://www.blackbytes.info/2016/02/exploring-mri/
Beware: Server-side APIs for Client-Side Rendering and Cross Site Scripting (XSS)
http://www.akitaonrails.com/2016/02/22/beware-server-side-apis-for-client-side-rendering-and-cross-site-scripting-xss
RSpec bisect command
http://blog.arkency.com/2016/02/how-rspec-helped-me-with-resolving-random-spec-failures
https://relishapp.com/rspec/rspec-core/docs/command-line/bisect
Ember-CLI v2.3.0 and Ember v2.4.0 Beta 3 Released
https://github.com/ember-cli/ember-cli/releases/tag/v2.3.0
https://github.com/emberjs/ember.js/releases/tag/v2.4.0-beta.3