Rails Inflector Lookup

.camelize#=>"Foo bar"
.classify#=>"Foo bar"
.constantize#=>
wrong constant name Foo bar
.dasherize#=>"Foo bar"
.deconstantize#=>""
.demodulize#=>"Foo bar"
.foreign_key#=>"foo bar_id"
.humanize#=>"Foo bar"
.ordinal#=>
undefined method
.ordinalize#=>
undefined method
.parameterize#=>"foo-bar"
.pluralize#=>"Foo bars"
.safe_constantize#=>""
.singularize#=>"Foo bar"
.tableize#=>"foo bars"
.titleize#=>"Foo Bar"
.underscore#=>"foo bar"
.upcase_first#=>"Foo bar"