Robert Audi questions

• What should MiniTest::Spec files be named?
• Creating a "two way" configuration file
• What (kind of) project could I create to learn JavaScript?
• Rails + CarrierWave: NoMethodError: undefined method `name' for nil:NilClass
• Rails: How to test subdomains with RSpec
• How to rescue custom exceptions coming from a middleware in Rails 3.2?
• Completion handlers and return values
• Rails: has_one and belongs_to with presence validation on both foreign keys
• Why can't I change the frame of my UILabel?
• Sinatra and session variables which are not being set

Robert Audi answers