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Home » observable

Tag: observable

Getting error making a API call(using mergeMap) from the result array of forkJoin and need the combinedResult in Angular

JavaScript April 14, 2021

Currently I am making 3 different API calls which are below like this:- //API Call1 getUserById(id){ return this.http .get(`${environment.userAPI}/user/${Id}`, { headers: this.headers }) ….

How to pass value of observable from a service to component to update the template

AngularJS March 25, 2021

in the below code i am trying to display the value returned from observables. the observable function which returns the value is created in a service as shown below in the code. in the manin component,…

convert nested AngularJS service to Angular Observable service

AngularJS March 25, 2021

I have some AngularJS(pre 1.5) services using nested calls in a project that we are rebuilding in Angular(11). The services use nested calls but I have no idea how to rebuild them using RXJS. Any help,…

vanilla js with rxjs : autocomplete search

JavaScript March 8, 2021

I’m trying to use rxjs with vanillajs to implement an autocomplete functionality. I created an index.html page containing input text and index.js to handle “keyup” event and send request to …

Angular SSR website redirects to login page before going to actual path

JavaScript February 20, 2021

I use Angular SSR and when I refresh on the pages, it goes to the login page first and then to the desired page. I also use cookies to store tokens. canActivate( route: ActivatedRouteSnapshot, state: …

How to create proper queue in RxJS consisting of Observables containing both sync and async functions

JavaScript August 21, 2019

My application receives responses from a server. These responses may be received singly or in multiples, but they’ll always be received in the order they should be individually dealt with and rendered….

rxjs observable.pipe(take(1)) vs toPromise

JavaScript May 29, 2019

Recently I’ve been moved to a new project which uses angular 6 as frontend framework and spring for REST services. The project is in development for 2 years now and what I’ve observed was that almost …

RxJS Observable returning array, run another function with each array iteration

AngularJS June 23, 2016

I have a function getNews(), which basically returns angular’s http.get request. Result of request is array of Id’s. I would like to iterate through this array I got and run another http.get request (…

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