Job offers
Companies
Tests
Blog
I'm an employer
Sign up
Log in
Group 2@2x
Created with Sketch.
Home
>
Users
>
Amine Boucham
Amine Boucham
Contribution
55
Contributions
2343
Contributions played
Tests
48
Tests completed
1336
Questions completed
Achievements
+2
Profile
Tests
Contributions
Profile
Tests
Contributions
Achievements
Submit a new question
or
see all questions
Easy
5
Medium
15
Hard
8
Expert
0
Technology
Profession
Test
Sort by
Newest
Most popular
Last review
Filter by
Published
22
Not published
6
To review
0
Published
To review
Newest
Filters
Easy
5
Medium
15
Hard
8
Expert
0
Technology
Profession
Test
Sort by
Newest
Most popular
Last review
Filter by
Published
22
Not published
6
To review
0
Cancel
22 questions
1
2
Medium
0 vote
184 runs
0 comment
How to use the null coalescing operator in PHP
Back-end developer
null coalescing operator
ternary operator
at Sep 5, 2022
Easy
0 vote
118 runs
0 comment
Why use name variables with **$** at the end in RxJS?
Front-end developer
RxJS
observables
at Feb 13, 2023
Hard
0 vote
105 runs
0 comment
How to listen to an input field in order to offer auto-completion to my user in RxJS
Front-end developer
RxJS
operators
debounce
at Sep 5, 2022
Easy
0 vote
104 runs
0 comment
What programming paradigm does RxJS bring?
Front-end developer
RxJS
programming paradigm
reactive
at Sep 5, 2022
Hard
0 vote
96 runs
0 comment
Explain the difference between a ReplaySubject and a BehaviorSubject in RxJS
Front-end developer
RxJS
subject
at Sep 5, 2022
Medium
0 vote
93 runs
0 comment
Explain the difference between a Subject and a BehaviorSubject in RxJS
Front-end developer
RxJS
subject
behaviorsubject
at Sep 5, 2022
Medium
0 vote
91 runs
0 comment
Why use RxJS ?
Front-end developer
RxJS
async
operators
at Sep 5, 2022
Hard
0 vote
89 runs
0 comment
How to turn a cold observable into a hot observable in RxJS
Front-end developer
RxJS
observables
operators
at Sep 5, 2022
Hard
0 vote
89 runs
0 comment
Combine a large number of requests in RxJS
Front-end developer
RxJS
operators
observables
at Sep 5, 2022
Medium
0 vote
89 runs
0 comment
Why is it important to unsubscribe in RxJS?
Front-end developer
RxJS
memory
memory leak
at Sep 5, 2022
Medium
0 vote
87 runs
0 comment
Is it important to use unsubscribe on the forkJoin operator?
Front-end developer
RxJS
operators
at Sep 5, 2022
Medium
0 vote
87 runs
0 comment
How is this way of doing called? ```ts interface UserData { [key: string]: any; } class UserDataService { private userData: BehaviorSubject<UserData> = new BehaviorSubject({}); private userData$: 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
at Sep 5, 2022
Medium
0 vote
86 runs
0 comment
What is an Observable?
Front-end developer
RxJS
observable
at Sep 5, 2022
Hard
0 vote
86 runs
0 comment
What are the major changes between RxJS 5 and RxJS 6?
Front-end developer
RxJS
operators
pipe
at Sep 5, 2022
Easy
0 vote
86 runs
0 comment
Which of these frameworks uses RxJS natively?
Front-end developer
RxJS
angular
at Sep 5, 2022
Easy
0 vote
86 runs
0 comment
Explain the difference between a **Cold** Observable and a **Hot** Observable.
Front-end developer
RxJS
observables
unicast
multicast
at Sep 5, 2022
Easy
0 vote
86 runs
0 comment
Transform a dom event into an Observable
Front-end developer
RxJS
operators
dom
at Sep 5, 2022
Hard
0 vote
85 runs
0 comment
Why use the Share operator in RxJS?
Front-end developer
RxJS
observable
operators
at Sep 5, 2022
Medium
0 vote
76 runs
0 comment
What is an Higher Observable?
Front-end developer
RxJS
observables
arrays
at Sep 5, 2022
Amine Boucham
Amine Boucham
Amine Boucham
Amine Boucham
Amine Boucham
Amine Boucham
Amine Boucham
Amine Boucham
Amine Boucham
Amine Boucham
Amine Boucham
Amine Boucham
Amine Boucham
Amine Boucham
Amine Boucham
Amine Boucham
Amine Boucham
Amine Boucham
Amine Boucham
Medium
2 votes
119 runs
1 comment
How to use the `__construct()` method in PHP.
Back-end developer
constructor
errors
at Sep 5, 2022
Amine Boucham
