Why are methods in Ruby documentation preceded by a hash sign?

Why are methods in Ruby documentation preceded by a hash sign?

ruby documentation

ruby

How can I list the undocumented modules/classes/constants/methods with yardoc?

ruby documentation documentation-generation yard

ruby

What is the equivalent of a Python docstring in Ruby?

python ruby-on-rails ruby documentation language-comparisons

ruby

Ruby and Ruby on Rails offline API documentation [closed]

ruby-on-rails ruby api documentation

ruby

How "self-documenting" can code be without being annoying? [closed]

ruby documentation readability

ruby

How should I provide YARD/RDoc documentation for Ruby keyword arguments? [closed]

ruby documentation rdoc yard keyword-argument

ruby

Is there a definitive reference document for Ruby syntax? [closed]

ruby syntax documentation

ruby

Where to define Rails app's version number [closed]

ruby-on-rails ruby documentation versioning

ruby

Please recommend me some rails/ruby open source code that needs documentation/tests written [closed]

ruby-on-rails ruby open-source documentation

ruby

Using Cucumber or RSpec+Selenium to create end user documentation? [closed]

ruby documentation rspec cucumber documentation-generation

ruby

Ruby core documentation quality [closed]

ruby documentation

ruby

Examples on translating raw data generated by YARD [closed]

ruby documentation yard

ruby

YARD: how to create a link to a class method?

ruby-on-rails ruby documentation yard

ruby

Yard doc and `define_method`

ruby documentation yard

ruby