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Group 2@2x
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Amine Boucham
Amine Boucham
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1336
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22 questions
1
2
Medium
2 votes
135 runs
1 comment
How to use the `__construct()` method in PHP.
Back-end developer
constructor
errors
at Sep 5, 2022
Medium
0 vote
218 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
126 runs
0 comment
Why use name variables with **$** at the end in RxJS?
Front-end developer
RxJS
observables
at Feb 13, 2023
Hard
0 vote
113 runs
0 comment
How to listen to an input field in order to offer auto-completion to my user in RxJS
Front-end developer
RxJS
operators
debounce
at Sep 5, 2022
Easy
0 vote
111 runs
0 comment
What programming paradigm does RxJS bring?
Front-end developer
RxJS
programming paradigm
reactive
at Sep 5, 2022
Hard
0 vote
103 runs
1 comment
Explain the difference between a ReplaySubject and a BehaviorSubject in RxJS
Front-end developer
RxJS
subject
at Sep 5, 2022
Medium
0 vote
100 runs
0 comment
Explain the difference between a Subject and a BehaviorSubject in RxJS
Front-end developer
RxJS
subject
behaviorsubject
at Sep 5, 2022
Medium
0 vote
98 runs
0 comment
Why use RxJS ?
Front-end developer
RxJS
async
operators
at Sep 5, 2022
Hard
0 vote
96 runs
0 comment
How to turn a cold observable into a hot observable in RxJS
Front-end developer
RxJS
observables
operators
at Sep 5, 2022
Hard
0 vote
96 runs
0 comment
Combine a large number of requests in RxJS
Front-end developer
RxJS
operators
observables
at Sep 5, 2022
Medium
0 vote
96 runs
0 comment
Why is it important to unsubscribe in RxJS?
Front-end developer
RxJS
memory
memory leak
at Sep 5, 2022
Medium
0 vote
94 runs
0 comment
Is it important to use unsubscribe on the forkJoin operator?
Front-end developer
RxJS
operators
at Sep 5, 2022
Medium
0 vote
94 runs
0 comment
How is this way of doing called? ```ts interface UserData { [key: string]: any; } class UserDataService { private userData: BehaviorSubject<UserData> = new BehaviorSubject({}); private userData$: 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
93 runs
0 comment
What is an Observable?
Front-end developer
RxJS
observable
at Sep 5, 2022
Hard
0 vote
93 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
93 runs
0 comment
Which of these frameworks uses RxJS natively?
Front-end developer
RxJS
angular
at Sep 5, 2022
Easy
0 vote
93 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
93 runs
0 comment
Transform a dom event into an Observable
Front-end developer
RxJS
operators
dom
at Sep 5, 2022
Hard
0 vote
92 runs
0 comment
Why use the Share operator in RxJS?
Front-end developer
RxJS
observable
operators
at Sep 5, 2022
Easy
0 vote
85 runs
0 comment
What is an Higher Observable?
Front-end developer
RxJS
observables
arrays
at Sep 5, 2022
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