What is tap in RxJS?

Related questions

1. What is NGRX used for?
2. What is Memoized selector?
3. What is redux pattern?
4. What is the use of Redux?
5. What is a promise in angular?
6. What is difference between observable and promise?
7. How does Redux work internally?
8. Is Flux a framework?
9. How does NGRX effect work?
10. What is state in angular?

Tags

1. #emitted
2. #identical
3. #source
4. #effect
5. #logging
6. #operator
7. #returns
8. #values
9. #observable
10. #pipeable
11. #perform