norman

# coding: utf-8
#
# Encode any codepoint outside the ASCII printable range to an HTML character
# reference (https://en.wikipedia.org/wiki/List_of_XML_and_HTML_character_entity_references#Character_reference_overview).
def encode(string)
  string.each_codepoint.inject("") do |buffer, cp|
    cp = "&#x#{cp.to_s(16)};" unless cp >= 0x20 && cp <= 0x7E
    buffer << cp
  end
end

caius

def output name=((default=true); "caius")
  puts "name: #{name.inspect}"
  puts "default: #{default.inspect}"
end

output
# >> name: "caius"
# >> default: true

output "avdi"

jwo

class Api::RegistrationsController < Api::BaseController
  
  respond_to :json
  def create

    user = User.new(params[:user])
    if user.save
      render :json=> user.as_json(:auth_token=>user.authentication_token, :email=>user.email), :status=>201
      return
    else