Top "Rxjs5" questions

The 5th version of the reactive extensions for javascript.

How to use the 'flatmap' operator conditionally ? (Angular 2/rxjs)

What I'm trying to achieve is to run a series of observables conditionally. return observable.map(response => response) .flatmap(…

angular ecmascript-6 rxjs rxjs5 flatmap
How to handle multiple action types in one epic? Any cons of doing the same?

Pretty new to redux-observables, rxjs and observables. Wanted to know how can I handle another action, say 'ActionTwo' in the …

redux observable rxjs5 redux-observable
RxJS v5: How to make a POST request with params?

I have some RxJS code and this is part of it: .mergeMap(action => { const user = store.getState().user; return …

javascript ajax rxjs rxjs5 redux-observable
Wrap an Observable. Do something before and after each emitted value

I'd like to build a wrapper class, that does something before and after each emitted value of an Observable. Here's …

typescript rxjs observable rxjs5 subject-observer
How to get "Observable.of([]);" to work?

What is the correct expression and import for Observable.of([]);. import { of } from 'rxjs'; does not work for me.

angular typescript rxjs rxjs5 rxjs6
RxJS 5, converting an observable to a BehaviorSubject(?)

I have a parent observable that, once it has a subscriber, will do a lookup and emit a single value, …

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Pipe RxJS observable to existing subject

There is existing subject that is in use: const fooSubject = new BehaviorSubject(null); And there is another observable (another subject …

javascript rxjs rxjs5
Rx.Observable.just is not a function in JSBIN & RxJS 5

In JsBin, I got error "Rx.Observable.just is not a function" in Firefox & Chrome. JsBin example : http://jsbin.…

rxjs5 jsbin
The right way to test rxjs

I brought the book "rxjs in action" and just finish the testing section. Testing rxjs codes are different then usual …

javascript rxjs rxjs5 rxjs-test-scheduler
RXJS: TypeError: this._subscribe is not a function

I'm migrating an ionic 3.8 app to 3.9.2. This migration includes an update to RXJS 5.5 I'm now experiencing this error: TypeError: this._…

angular ionic3 rxjs5