Web Reference: Jul 16, 2025 · Deep dive into Ruby's object model with practical examples. Master method lookup, class hierarchies, module inclusion, singleton methods, and metaprogramming fundamentals. In Ruby, classes are where the attributes and attitudes(actions) of an object are defined. If an object is round (an attribute) and should be able to speak (an action), we can tell from the class it belongs to because these attributes and actions are defined as something called methods in that class.An object belonging to a class is called an insta... So, more than an Object Oriented Programming manual for Ruby, this document should be considered as descriptions on how objects work, understanding class declarations and Ruby peculiarities when dealing with objects, classes and methods.
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