What Ruby’s ||= (Double Pipe / Or Equals) Really DoesRuby Weekly is a weekly newsletter covering the latest Ruby and Rails news. In Rubyists Already Use Monadic Patterns, Dave Fayram made a passing reference to using ||= to set a variable's value if its value were 'Nothing' (false or nil in Ruby). The resulting Reddit quickly picked up on his definition (which was fixed later) and argued about ||='s true meaning which isn't as obvious as many Rubyis
