How to dynamically create instance methods at runtime?

Question

[ruby 1.8]

Assume I have:

dummy \"string\" do
    puts \"thing\" 
end

Now, this is a call to a method which has as

Answer 1

use define_method:

class Bar 
end

bar_obj = Bar.new

class << bar_obj
 define_method :new_dynamic_method do
  puts "content goes here"
 end
end

bar_obj.new_dynamic_method

Output:

content goes here