singleton
/ˈsɪŋɡəltən/
noun
- A single person or thing, especially one that is alone or separate from others.
- The puzzle had one missing piece, a singleton left on the table.
- In the group project, he was the singleton who worked alone.
- She was a singleton in a crowd of couples at the party.
- In card games, a hand that contains only one card of a particular suit.
- She led with her singleton club to surprise her opponents.
- A singleton can be a disadvantage in bridge unless you have strong trumps.
- He had a singleton in hearts, which made his hand difficult to play.
- In computing, a design pattern that restricts a class to a single instance.
- The programmer used a singleton to manage the database connection.
- A singleton ensures that only one object of a class is created.
- The logger class was implemented as a singleton to avoid duplicate log files.
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