February 2020
Intermediate to advanced
412 pages
9h 36m
English
Content preview from Learning RxJava - Second Edition
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Single, Completable, and Maybe
There are a few specialized flavors of Observable that are explicitly set up for one or no emissions: Single, Maybe, and Completable. They all follow Observable closely and should be intuitive to use in your reactive coding workflow.
You can create them in similar ways as the Observable (for example, they each have their own create() factory), but certain Observable operators may return them too.
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