Which ones are Singleton in AngularJS?

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Tags

1. #services
2. #wanna
3. #object
4. #service
5. #injected
6. #reference
7. #constants
8. #places
9. #singleton
10. #controller
11. #having
12. #factory
13. #another
14. #angularjs
15. #providers
16. #access
17. #assume
18. #singletons