noun
a person or thing that is single, unique, or the only one of its kind
adjective
relating to or being a singleton
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In software engineering, a singleton is a design pattern that restricts the instantiation of a class to one object.
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Hey, did you know that a singleton is like a special class that can only have one instance?
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Bro, that singleton thing in coding is like having a one-of-a-kind class, you feel me?
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Just like a rare gem, a singleton in programming is a unique and valuable entity.