Recent questions tagged rx

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rx swift - Observable only emits one value?

I'm new in RxSwift, I have this code snipped that print in my console: next(second value) completed ... ://stackoverflow.com/questions/65864891/observable-only-emits-one-value...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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563 views

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rx java - Use RXAndroid with Cursor to emit data

I have following Model public class VideosOwn { public long _id; public String _title; public String _width; ... com/questions/65879653/use-rxandroid-with-cursor-to-emit-data...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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rx swift - RxDataSources headerView and footerView

Problem: CollectionView header and footer are not shown before results are retrieved from network ... stackoverflow.com/questions/65894545/rxdatasources-headerview-and-footerview...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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rx java - How to address Flowable backpressure by delaying read until buffer has space

I get Flowable<MyItem> from a network request, and need to do some transformations on the MyItem objects, ... address-flowable-backpressure-by-delaying-read-until-buffer-has-space...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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834 views

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rx java - Laziness with RxJava defer

I am going through a book which tells how to intorduce RxJava in legacy blocking code. It basically does ... https://stackoverflow.com/questions/65626693/laziness-with-rxjava-defer...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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508 views

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rx java - RxJava: Scheduler using more threads than expected

I have following code: ExecutorService poolA = newFixedThreadPool(10, threadFactory("Sched-A-%d")); ... questions/65661579/rxjava-scheduler-using-more-threads-than-expected...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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717 views

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rx java - How to call a method after a delay in android using rxjava?

I'm trying to replace my Handler method with RxJava. My requirement: I want to call the method getTransactionDetails() ... to-call-a-method-after-a-delay-in-android-using-rxjava...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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712 views

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rx java - How to call a method after a delay in android using rxjava?

I'm trying to replace my Handler method with RxJava. My requirement: I want to call the method getTransactionDetails() ... to-call-a-method-after-a-delay-in-android-using-rxjava...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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559 views

1 answer

rx java - How to call a method after a delay in android using rxjava?

I'm trying to replace my Handler method with RxJava. My requirement: I want to call the method getTransactionDetails() ... to-call-a-method-after-a-delay-in-android-using-rxjava...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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650 views

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rx java - Deliver the first item immediately, 'debounce' following items

Consider the following use case: need to deliver first item as soon as possible need to debounce following ... /30140044/deliver-the-first-item-immediately-debounce-following-items...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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489 views

1 answer

rx java - RxJava introduced Single<T>. How do I convert an Observable<T> to a Single<T>?

RxJava recently introduced Single. Is there a way to convert an already existing Observable (that's pretty much a Single ... -singlet-how-do-i-convert-an-observablet-to-a-singlet...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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527 views

1 answer

rx java - RxJava introduced Single<T>. How do I convert an Observable<T> to a Single<T>?

RxJava recently introduced Single. Is there a way to convert an already existing Observable (that's pretty much a Single ... -singlet-how-do-i-convert-an-observablet-to-a-singlet...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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650 views

1 answer

rx java2 - Process one PublishSubject emission at a time with a chain of operators in RxJava2

I have a PublishSubject<Event>. On each new Event I trigger a database query (some locally cached data), then take ... -emission-at-a-time-with-a-chain-of-operators-in-rxjav...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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523 views

1 answer

rx java - Functional-reactive operator in RxJava2 that produces new state from previous state and additional inputs

I am working on a little showcase that is supposed to demonstrate how you can write interactive programs in ... alternative solution that uses a slightly different overall setup?...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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542 views

1 answer

rx java - rxJava how to make sequential call while being able to acess previous parameter

This is the flow I need to follow to create a file record in my server Black arrow is flow Red arrow is dependency This is one big ... ); // if no need to upload, done } } }); }...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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586 views

1 answer

rx java - Time based invocation of RxJava operators on events

I have following code: Observable .just(8, 9, 10) .doOnNext(i -> System.out.println("A: " + i)) .filter(i - ... Why is it so? Seems I haven't understood correctly how RxJava works....

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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605 views

1 answer

rx java - Map lazily with RxJava's backpressure

I have a thread pushing events to a PublishProcessor and then a piece of code that consumes the messages with ... stages that are added before backpressure buffer is set up?...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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887 views

1 answer

rx java - android.view.ViewRootImpl$CalledFromWrongThreadException: Only the original thread that created a view hierarchy can touch its views. (RxJava)

I found many articles regarding the error I am getting, I know we can only update UI from the main thread only. Let me ... , my UI get updated with the data which I have received....

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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