singleton
/ˈsɪŋɡəɫtən/
A design pattern restricting instantiation to one object
singleton in a sentence
“The database connection pool is implemented as a singleton.”
Origin of singleton
From single (Latin singulus meaning one) + English suffix -ton
Related Words
dependency injection
Supplying dependencies to an object rather than creating them internally
continuous integration
Frequently merging code changes into a shared repository
deployment
The process of releasing software to a production environment
concurrency
The ability of different parts or units of a program to be executed out-of-order
devops
A set of practices that combines software development and IT operations
refactor
Restructure existing code without changing its external behavior