src/main/java/io/reactivex/Flowable.java
@CheckReturnValue
    @BackpressureSupport(BackpressureKind.PASS_THROUGH)
    @SchedulerSupport(SchedulerSupport.NONE)
    public final Flowable<T> hide() {
        return RxJavaPlugins.onAssembly(new FlowableHide<T>(this));
    }
@CheckReturnValue
    @BackpressureSupport(BackpressureKind.PASS_THROUGH)
    @SchedulerSupport(SchedulerSupport.NONE)
    public final Flowable<T> hide() {
        return RxJavaPlugins.onAssembly(new FlowableHide<T>(this));
    }
Hides the identity of this Flowable and its Subscription.
<p>Allows hiding extra features such as {@link Processor}'s
{@link Subscriber} methods or preventing certain identity-based
optimizations (fusion).
<dl>
<dt><b>Backpressure:</b></dt>
<dd>The operator is a pass-through for backpressure, the behavior is determined by the upstream's
backpressure behavior.</dd>
<dt><b>Scheduler:</b></dt>
<dd>{@code hide} does not operate by default on a particular {@link Scheduler}.</dd>
</dl>
@return the new Flowable instance

@since 2.0