Ruby Koans about_objects.rb

 * (almost) everything in Ruby is an object

 * even nil & objects are objects.

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Ruby Koans about_objects.rb

 * objects can be made into strings

 * nil returns "", ! an empty string

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Ruby Koans about_objects.rb

 * objects can be inspected with .inspect

 * returns the contents of the object

 * nil returns "nil", unusual!

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Ruby Koans about_objects.rb

 * objects have ids of class Fixnum

 * id found with .object_id

 * Are id's unique?

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Ruby Koans about_objects.rb

 * objects do have unique id's!

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Ruby Koans about_objects.rb

 * small integers have fixed ids

 * ids have a pattern.

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Ruby Koans about_objects.rb

 * all objects do have unique ids!

 * even .clone creates unique id.

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Merge pull request #3 from bayendor/54145627_about_objects_master

Got all tests on about_objects.rb to pass

[Delivers #54145627]