As you know by now,
Observables (especially cold ones) are lazy by definition.
As long as no one subscribes, they just represent a stream that never had a chance to begin emitting values.
- 4. Applying Reactive Programming to Existing Applications
- from Reactive Programming with RxJava
- Publisher: O'Reilly Media, Inc.
- Released: October 2016
Confusing sentence. If Observables are lazy by definition, then why do we need to make them lazy again?
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