Person.new(:name => "Joe", :age => 4)

person:new(id, "Joe", 4)

@person.save

Person:save()

@person.valid?

Person:validate()

@person.last_name

Person:last_name()

@person.attribute_names

Person:attribute_names()

@person.attributes

Person:attributes()

belongs_to :manager

-belongs_to(manager).

has_one :partner

-has({partner, 1}).

has_many :pets

-has({pets, many}).

has_many :pets, :foreign_key => "animal_id"

-has({pets, many, [{foreign_key, animal_id}]}).

has_many :pets, :class_name => "Animal"

-has({pets, many, [{module, animal}]}).

has_many :pets, :order => "name ASC"

-has({pets, many, [{sort_by, name}, 
  {sort_order, str_ascending}]}).

Person.find(:all)

boss_db:find(person, [])

Person.find(42)

boss_db:find("person-42")

Person.where("admin = 1")

boss_db:find(person, [admin = 1])

Person.offset(100).limit(10).all

boss_db:find(person, [], 100, 10)

<%= @person.name %>

{{ person.name }}

<% if @person %>
  <%= @person.name %>
<% end %>

{% if person %}
  {{ person.name }}
{% endif %}

<% for person in @people %>
-<%= person.name %>
<% end %>

{% for person in people %}
-{{ person.name }}
{% endfor %}

<%= render "shared/header", 
  { :title=> "foo", :user => @person  } %>

{% header title="foo" user=person %}

def edit
  case request.request_method
  when "GET"
    ...
  when "POST"
    ...
  end
end

edit('GET', []) ->
  ...;
edit('POST', []) ->
  ....

redirect_to :action => 'show', :id => @entry.id

{redirect, "/show/"++Entry:id()}

render :action => "elsewhere"

{render_other, "/elsewhere"}

render :text => "Hello"

{output, "Hello"}

render :json => { :user => @user }

{json, [{user, User}]}

before_filter :require_login, :except => [:show]

before_("show") -> ok;
before_(_) -> require_login().

after_filter :cache, :except => [:login]

after_("login", Res) -> Res;
after_(_, Res) -> cache(Res).