Support plans for Ruby 2.0.0 and Ruby 2.1
https://www.ruby-lang.org/en/news/2016/02/24/support-plan-of-ruby-2-0-0-and-2-1

Rails 5.0.0.beta3: More fixes, RC1 is soon
http://weblog.rubyonrails.org/2016/2/27/Rails-5-0-beta3

Turbolinks 5 compatibility changes
https://github.com/rails/rails/pull/23836

New feature in Rails 5: Render views outside of actions
https://evilmartians.com/chronicles/new-feature-in-rails-5-render-views-outside-of-actions

Rails 5 handles DateTime with better precision
http://blog.bigbinary.com/2016/02/23/rails-5-handles-datetime-with-better-precision.html

How DHH Organizes His Rails Controllers
http://jeromedalbert.com/how-dhh-organizes-his-rails-controllers

To gem, or not to gem
https://robots.thoughtbot.com/to-gem-or-not-to-gem

Speeding up Sprockets
https://engineering.heroku.com/blogs/2016-02-18-speeding-up-sprockets

Flip-Flops — the 1-in-10-million operator
http://chrisseaton.com/rubytruffle/flip-flops

Announcing Ember’s First LTS Release
http://emberjs.com/blog/2016/02/25/announcing-embers-first-lts.html

jQuery 1.12.1 and 2.2.1 Released
http://blog.jquery.com/2016/02/22/jquery-1-12-1-and-2-2-1-released

Pagination in Ember with a JSON API Backend
http://emberigniter.com/pagination-in-ember-with-json-api-backend

[openssl-announce] Forthcoming OpenSSL releases
https://mta.openssl.org/pipermail/openssl-announce/2016-February/000063.html

PostgreSQL Indexes: First Principles
http://eftimov.net/postgresql-indexes-first-principles

A Quick Overview of object-fit and object-position
https://css-tricks.com/on-object-fit-and-object-position