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Observable vs Promise: Understanding the Differences for Interviews | Angular Interview Concepts

Observable vs Promise: Understanding the Differences for Interviews | Angular Interview Concepts
Best course to become an expert and prepare for your interview in Angular.
Are you a beginner trying to learn Angular, please use this course Angular - Zero to Hero, which covers all basic concepts in Angular.
• Angular Tutorial | Ang...
If you know the basics in angular and like to enhance your skills, please use this course Angular - Hero to Superhero, which covers advanced concepts in angular.
• Advanced Angular Tutor...
Link for Observable & Promise Demo - • Mastering Promises and...
Link for HTTP Interceptors - • HTTP Interceptor | Adv...
This Angular Interview - Concepts with explanation is mainly for angular developers who are preparing for angular interview. I am trying to explain the most frequently asked interview questions or concepts in angular using simple examples.
Master Angular Interviews: Understanding Promises vs Observables
Are you struggling with the differences between Promises and Observables in Angular?
This video breaks down everything you need to know for your next Angular interview!
In this tutorial, you'll learn:
Key differences between Promises and Observables:
Single vs Multiple Values
Cancellation
Asynchronous vs Synchronous Behavior
Operator Support
When to use Promises vs Observables in Angular:
Real-world scenarios and best practices
Ace your Angular interview questions:
Gain confidence with clear explanations and practical examples
Keywords: promise vs observable, angular, angular interview, angular interview questions and answers, observable vs promise, angular interview questions, angular observable vs promise, difference between observable and promise, promises vs observables, observables vs promises, angular tutorial, angular interview question, observable, interview questions in angular, difference between promise and observable, observables in angular
Don't miss out! Watch now and master this essential Angular concept.
#angular #angularinterview #angularjs #javascript #promises #observables #rxjs #webdev #programming
TIMESTAMPS
00:00 INTRODUCTION
01:13 CODE SETUP
01:25 CALLBACK DIFFERENCE
01:41 OBSERVABLE IS LAZY PROMISE IS EAGER
03:20 OBSERVABLE EMITS MULTIPLE VALUES
04:12 OBSERVABLE IS CANCELLABLE
06:20 PROMISES ARE ALWAYS ASYNCHRONOUS
07:33 OBSERVABLE SUPPORTS RXJS OPERATORS
Observable vs Promise: Understanding the Differences for Interviews | Angular Interview Concepts

Пікірлер: 61

  • @dineshbabu153
    @dineshbabu1532 жыл бұрын

    Awesome explanation. I have never seen this kind anywhere in youtube. Really glad to found this channel. Please keep up the good work.

  • @WebTechTalk

    @WebTechTalk

    2 жыл бұрын

    Thank you very much for your valuable feedback. 😀

  • @balaeinstein8710
    @balaeinstein87102 жыл бұрын

    praying this channel should reach many many subscribers. Thank you

  • @WebTechTalk

    @WebTechTalk

    2 жыл бұрын

    Thank you very much

  • @alitswq
    @alitswq2 жыл бұрын

    Hey man, thanks for the short and on-point explanation. You have a clear example.

  • @WebTechTalk

    @WebTechTalk

    2 жыл бұрын

    Thank you :)

  • @karthikrachamadugu5275
    @karthikrachamadugu52752 жыл бұрын

    Promise and observable what are the real cases,when should I take observable and when should I take promise

  • @WebTechTalk

    @WebTechTalk

    2 жыл бұрын

    Please see this video: kzread.info/dash/bejne/aqKpysWsgNDZndI.html

  • @faixan13
    @faixan132 жыл бұрын

    Amazing crystal clear explanation, always to the point 😍

  • @WebTechTalk

    @WebTechTalk

    2 жыл бұрын

    Thank you very much :)

  • @saikumarrr_sk

    @saikumarrr_sk

    2 жыл бұрын

    @@WebTechTalk we have to thank you sir 🙏🏻

  • @hadeerkhaled5397
    @hadeerkhaled53972 ай бұрын

    Thanks❤❤

  • @WebTechTalk

    @WebTechTalk

    2 ай бұрын

    Thank you 👍

  • @kiranshelar2961
    @kiranshelar2961 Жыл бұрын

    This was the coolest explanation! Subscribed 👍🏻

  • @WebTechTalk

    @WebTechTalk

    Жыл бұрын

    Thank you very much.

  • @shaikshavalisyed2012
    @shaikshavalisyed20122 жыл бұрын

    Excellent concept explaining. Thanks a lot.

  • @WebTechTalk

    @WebTechTalk

    2 жыл бұрын

    Thank you very much

  • @sharathmadamraju4086
    @sharathmadamraju40862 жыл бұрын

    Very great explaination, but I think you need to change the timestamp name at 6:20 from "PROMISES ARE ALWAYS SYNCHRONOUS" to "PROMISES ARE ALWAYS ASYNCHRONOUS". As you mentioned that Promises are only ASYNCHRONOUS in the video tutorial, please change the Timestamp name.

  • @WebTechTalk

    @WebTechTalk

    2 жыл бұрын

    Thank you very much for pointing that. I have corrected that now. 😀

  • @Narutouzumaki-og3gj
    @Narutouzumaki-og3gj Жыл бұрын

    Where were you bro all these years 😉 Your explanation is mind blowing.

  • @WebTechTalk

    @WebTechTalk

    Жыл бұрын

    Thank you very much bro :)

  • @matthewkk5087
    @matthewkk508710 ай бұрын

    guys If you belive me senior developer asked about this difference when I had interview in Epam yesterday, dont be lazy watch this concepts really, I regret I didnot know it till now

  • @WebTechTalk

    @WebTechTalk

    10 ай бұрын

    Thank you very much bro.

  • @aravindhanr7211
    @aravindhanr72114 ай бұрын

    Super

  • @WebTechTalk

    @WebTechTalk

    4 ай бұрын

    Thank you 👍

  • @gandhamsandeep3431
    @gandhamsandeep34312 жыл бұрын

    more videos... sir short explanation supr from you regarding Observable vs Promise

  • @WebTechTalk

    @WebTechTalk

    2 жыл бұрын

    Sure I will. Thanks

  • @chalakarathnayaka8535
    @chalakarathnayaka85352 жыл бұрын

    Great Explanation !!!

  • @WebTechTalk

    @WebTechTalk

    2 жыл бұрын

    Thank you!

  • @mahaahaadi
    @mahaahaadiАй бұрын

    1:39 the observable doesn't have success as per my knowledge, but it is has next.

  • @WebTechTalk

    @WebTechTalk

    Ай бұрын

    Yes. As we receive data successfully I mentioned it as success. But actual name is next.

  • @mahaahaadi

    @mahaahaadi

    Ай бұрын

    You are making amazing videos please keep it up.

  • @WebTechTalk

    @WebTechTalk

    Ай бұрын

    @@mahaahaadi Thank you

  • @shitalunde5286
    @shitalunde5286 Жыл бұрын

    Hey hi , can you please upload videos for operators in Rxjs

  • @WebTechTalk

    @WebTechTalk

    Жыл бұрын

    Yes. Rxjs is in already in my list. I will create a separate playlist.

  • @Happyvibesshorts
    @Happyvibesshorts Жыл бұрын

    came to the video, listened it carefully, SUBSCRIBED💗. Keep it up

  • @WebTechTalk

    @WebTechTalk

    Жыл бұрын

    Thank you so much!!

  • @dopeshots9687
    @dopeshots96872 жыл бұрын

    please add more videos to this playlist. videos related rxjs, ngrx etc also if u make

  • @WebTechTalk

    @WebTechTalk

    2 жыл бұрын

    Yes sure. I have plans to add more topics

  • @pedramfeyz2173
    @pedramfeyz21732 жыл бұрын

    Great job

  • @WebTechTalk

    @WebTechTalk

    2 жыл бұрын

    Thank you very much

  • @althafrahman262
    @althafrahman26210 ай бұрын

    Thanks a lot.

  • @WebTechTalk

    @WebTechTalk

    10 ай бұрын

    Thank you

  • @herbertflores1268
    @herbertflores1268 Жыл бұрын

    good work mate

  • @WebTechTalk

    @WebTechTalk

    Жыл бұрын

    Thanks 👍

  • @user-pj1jk2kl3c
    @user-pj1jk2kl3c11 ай бұрын

    well done

  • @WebTechTalk

    @WebTechTalk

    11 ай бұрын

    Thank you

  • @santhosht6397
    @santhosht6397 Жыл бұрын

    😊

  • @WebTechTalk

    @WebTechTalk

    Жыл бұрын

    Thank you

  • @senthamarai_kannan.
    @senthamarai_kannan.2 ай бұрын

    promise = asynchronous observable = synchronous (we can make it asynchronous)

  • @WebTechTalk

    @WebTechTalk

    2 ай бұрын

    Yes. That's right

  • @user-wf9ps8gy4b
    @user-wf9ps8gy4b7 ай бұрын

    Can you provide github ink toyour codebase?

  • @WebTechTalk

    @WebTechTalk

    6 ай бұрын

    Sorry I missed your comment. Here is the link. github.com/freelancer-surender/Angular---Interview-Concepts

  • @ambativenkatesh5809
    @ambativenkatesh58092 жыл бұрын

    Pls do some videos one real time projects and also java script videos 😭😭 pls I am eagerly waiting

  • @WebTechTalk

    @WebTechTalk

    2 жыл бұрын

    Sure. I will do

  • @user-ve2hg9cp1k
    @user-ve2hg9cp1k5 ай бұрын

    but why are you on hurry?

  • @WebTechTalk

    @WebTechTalk

    5 ай бұрын

    Yes. I want to make the video short. I was under the impression that people would hesitate to see long videos. But I was wrong.

  • @ambativenkatesh5809
    @ambativenkatesh58092 жыл бұрын

    After a long gap

  • @WebTechTalk

    @WebTechTalk

    2 жыл бұрын

    Yes. I was down due to covid. Going forward I will post often

  • @ambativenkatesh5809

    @ambativenkatesh5809

    2 жыл бұрын

    @@WebTechTalk how How are u now ..I hope u r doing good

  • @WebTechTalk

    @WebTechTalk

    2 жыл бұрын

    @@ambativenkatesh5809 Yes. Better now.