Job offersCompaniesTestsBlogI'm an employerSign upLog in
fr
fr
Home>Users>Amine Boucham
developer avatar
Amine Boucham
Contribution
55Contributions
3027Contributions played
Tests
48Tests completed
1336Questions completed
Achievements
or
Technology
Profession
Test
Sort by
Newest
Most popular
Last review
Filter by
Published
22
Not published
6
To review
0
22 questions
Medium
2 votes158 runs1 comment

How to use the `__construct()` method in PHP.

Back-end developer
constructor
errors
Amine Bouchamat Sep 5, 2022
Hard
1 vote122 runs0 comment

Combine a large number of requests in RxJS

Front-end developer
RxJS
operators
observables
Amine Bouchamat Sep 5, 2022
Easy
0 vote147 runs0 comment

Why use name variables with **$** at the end in RxJS?

Front-end developer
RxJS
observables
Amine Bouchamat Feb 13, 2023
Hard
0 vote134 runs0 comment

How to listen to an input field in order to offer auto-completion to my user in RxJS

Front-end developer
RxJS
operators
debounce
Amine Bouchamat Sep 5, 2022
Easy
0 vote131 runs0 comment

What programming paradigm does RxJS bring?

Front-end developer
RxJS
programming paradigm
reactive
Amine Bouchamat Sep 5, 2022
Hard
0 vote128 runs0 comment

Why use the Share operator in RxJS?

Front-end developer
RxJS
observable
operators
Amine Bouchamat Sep 5, 2022
Hard
0 vote124 runs1 comment

Explain the difference between a ReplaySubject and a BehaviorSubject in RxJS

Front-end developer
RxJS
subject
Amine Bouchamat Sep 5, 2022
Medium
0 vote121 runs0 comment

Explain the difference between a Subject and a BehaviorSubject in RxJS

Front-end developer
RxJS
subject
behaviorsubject
Amine Bouchamat Sep 5, 2022
Easy
0 vote119 runs0 comment

Why use RxJS ?

Front-end developer
RxJS
async
operators
Amine Bouchamat Sep 5, 2022
Hard
0 vote116 runs0 comment

How to turn a cold observable into a hot observable in RxJS

Front-end developer
RxJS
observables
operators
Amine Bouchamat Sep 5, 2022
Medium
0 vote114 runs0 comment

Is it important to use unsubscribe on the forkJoin operator?

Front-end developer
RxJS
operators
Amine Bouchamat Sep 5, 2022
Medium
0 vote114 runs0 comment

How is this way of doing called? ```ts interface UserData { [key: string]: any; } class UserDataService { private userData: BehaviorSubject<UserData> = new BehaviorSubject({}); private userData$: Observable<UserData> = this.userData.asObservable(); public setUserData(userData: UserData) { this.userData.next(userData); } public getUserData(): Observable<UserData> { return this.userData$; } public getUserDataByKey(key: string) { return this.userData$.pipe(map((userData) => userData[key])); } } ```

Front-end developer
RxJS
encapsulation
typescript
Amine Bouchamat Sep 5, 2022
Medium
0 vote113 runs0 comment

What is an Observable?

Front-end developer
RxJS
observable
Amine Bouchamat Sep 5, 2022
Hard
0 vote113 runs0 comment

What are the major changes between RxJS 5 and RxJS 6?

Front-end developer
RxJS
operators
pipe
Amine Bouchamat Sep 5, 2022
Easy
0 vote113 runs0 comment

Explain the difference between a **Cold** Observable and a **Hot** Observable.

Front-end developer
RxJS
observables
unicast
multicast
Amine Bouchamat Sep 5, 2022
Easy
0 vote113 runs0 comment

Transform a dom event into an Observable

Front-end developer
RxJS
operators
dom
Amine Bouchamat Sep 5, 2022
Easy
0 vote112 runs0 comment

Which of these frameworks uses RxJS natively?

Front-end developer
RxJS
angular
Amine Bouchamat Sep 5, 2022
Medium
0 vote97 runs0 comment

What is an Higher Observable?

Front-end developer
RxJS
observables
arrays
Amine Bouchamat Sep 5, 2022
Hard
0 vote28 runs0 comment

Create a custom operator in RxJS

Front-end developer
RxJS
operators
custom
Amine Bouchamat Sep 5, 2022
Hard
-1 vote270 runs
2 comments

How to use the null coalescing operator in PHP

Back-end developer
null coalescing operator
ternary operator
Amine Bouchamat Sep 5, 2022