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if you attended FutureStack14, think twice before tossing your badge into that pile of badges from conferences past. It actually contains a fairly powerful ARM-based computer amidst a wealth of neat peripherals that you can use to build new and more awesome things!
In Ruby, a unary operator is an operator which only takes a single 'argument' in the form of a receiver.
premature optimization is the root of all but @sferik says suggests benchmarking as the best approach He goes over a lot of great tips he discovers and shows common patterns and explains which one is better to use
use each_with_object to reduce arrays to hashes
KAMIL LELONEK followed up a post about using UUID in Rails projects with PostgreSQL with one on persiting hashes in postgres
RailsRumble, Ruby Motion for Rails devs, how Ruby Hashes work, how to deal with data migrations, clean up your routes file, and get better logs.
Rails data migrations, tools for optimization, Bundler::Updater, using UUID with Postgres, 20,000 Leagues Under Active Record, and Ruby 2.2.0
Greenscreen.io, rails-disco, onboarding your junior devs, being a better Rubyist, staging environments, and the anti-pattern of absolutes all in this episode of the Ruby5.
Shell Shocked, Factory Girl for frontend tests with Hangar, and upgrading from Rails 3.2 to 4.2
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