All useEffect Mistakes Every Junior React Developer Makes

Ғылым және технология

Learn React useEffect hook from scratch. React useEffect tutorial beginner to advanced. useEffect best practices. Clean up, lifecycle, and rendering problems.
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Source Code: github.com/safak/youtube2022/...
0:00 Understanding useEffect
04:10 useEffect Dependency Mistakes
09:39 useEffect Updating State Correctly
10:58 useEffect Clean-up Functions Explained
13:50 Best Ways to Make API Requests with useEffect

Пікірлер: 599

  • @sergeylukin8740
    @sergeylukin8740 Жыл бұрын

    I work professionally with React for more than 5 years and still regularly fall into these traps. Understanding these concepts is essential, and this video explains them perfectly. If KZread would allow, I would like this video 10 times!

  • @artmax1998

    @artmax1998

    Жыл бұрын

    Продолжай работать в том же духе с 0-ми познаниями в JS, это прекрасно

  • @vapeurdepisse

    @vapeurdepisse

    Жыл бұрын

    Weird because after 2 months I don't???

  • @bokyunggg

    @bokyunggg

    Жыл бұрын

    Really cool😊

  • @Investigamer

    @Investigamer

    Жыл бұрын

    @@vapeurdepisse Congratulations, you can pick up your trophy at the corner of who gives an F parkway and totally pointless flex avenue.

  • @theway_up

    @theway_up

    Жыл бұрын

    @@artmax1998 О здарова, американский ютуб знает толк

  • @ramiov3862
    @ramiov3862 Жыл бұрын

    I've realy never seen any one who explains React hooks so well and all it's possible uses as well as what mistakes to avoid, This kind of knowledge is really what we are missing as junior developers, And i realy appreciate the effort man Thanks !

  • @kynshra8960

    @kynshra8960

    Жыл бұрын

    Would you say that only juniors watch these types of videos?

  • @ionitaa

    @ionitaa

    Жыл бұрын

    All the juniors in my team know by heart the count and setTimeout example because it's a common interview question. But when you ask them to demo global state they gg. One guy just left the interview...

  • @GagandeepSingh1984

    @GagandeepSingh1984

    Жыл бұрын

    @@kynshra8960 ya that was a catch

  • @vapeurdepisse

    @vapeurdepisse

    Жыл бұрын

    @@ionitaa you interview people that are already on your team?

  • @ionitaa

    @ionitaa

    Жыл бұрын

    ​@@vapeurdepisse What? At the tech interview, 2 of the codepens we give candidates for junior positions are: 1. The useState and setTimeout question. Most people get it right. 2. A quick demo on how to share state acros a component tree. Most people give up or just give bad solutions to this. You don't have to get all code pens right to get hired...

  • @jashgopani32
    @jashgopani32 Жыл бұрын

    I wish I had found this tutorial earlier. You have explained all the details of one of the most important hooks in a really intuitive manner ! Great work :)

  • @johnbaquerocelis8148
    @johnbaquerocelis8148 Жыл бұрын

    Great explainable video, thank you! Only a sneak peek about Axios. Since v0.22.0 we can use the AbortController passing the signal as an option rather than CancelToken as it is deprecated in new versions.

  • @yoJuicy
    @yoJuicy Жыл бұрын

    Very good explanation. useEffect is always intimidating! Keep doing the intermediate level help videos!

  • @Isaac-eh6uu

    @Isaac-eh6uu

    Жыл бұрын

    What do you mean by intermediate isn't useEffect one of the basic react hooks?

  • @feritperliare2890

    @feritperliare2890

    Жыл бұрын

    @@Isaac-eh6uu yes but to use react in a way that won’t burn a user’s computer you must use convoluted tricks for the hope that you render only 300 times

  • @CapeSkill

    @CapeSkill

    Жыл бұрын

    @@Isaac-eh6uu I wouldnt call useEffect a basic hook. Its the hardest hook for people to understand.

  • @justnaika

    @justnaika

    Жыл бұрын

    @@Isaac-eh6uu I watched at least 5 tutorials about use effect , still cannot wrap my head around it. So, yes , I would call it basic

  • @justnaika

    @justnaika

    Жыл бұрын

    wanted to say. " I wouldn't"

  • @mykalesalad
    @mykalesalad Жыл бұрын

    This is by far the most helpful react video I've ever seen, cleared up a ton of questions I had about strict mode and effect hooks

  • @chizidotdev
    @chizidotdev Жыл бұрын

    Your method of explanations are second to none Lama Dev! Thank you so much… Suggestion for next tutorial… useReducer vs useState, I can’t seem to get enough explanations for them

  • @leo-phiponacci
    @leo-phiponacci Жыл бұрын

    Very useful, I was searching for these frequently, and you have grouped it together in one video, thanks a lot!

  • @Corntrop
    @Corntrop Жыл бұрын

    For the first time I understood useEffect clean up. As always lama dev simplified everything. Thank you so much

  • @marctofan824
    @marctofan824 Жыл бұрын

    I have never heard a better explanation. Very clear, simple, many examples. Immediately subscribed to the channel

  • @arnoczkyzoltan6158
    @arnoczkyzoltan6158 Жыл бұрын

    Köszönöm szépen, a megfelelő tudást kaptam, pont annyira kifejtve, amennyire szükséges és tisztázódott a fejemben sok misztikum.

  • @abdullahbelkaid1684
    @abdullahbelkaid1684 Жыл бұрын

    I really love your tutorial mate , keep going and i wish you best of luck ❤️ from Algeria 🇩🇿

  • @amirjafari7996
    @amirjafari7996 Жыл бұрын

    It was a perfect description of the React hooks I have ever seen. Thank you so much!

  • @coder5336
    @coder5336 Жыл бұрын

    Omg. You are the best man. Cleanest explanation ever. We need every hook tutorial from you.

  • @softmerit25
    @softmerit25 Жыл бұрын

    You're really the best. A good teacher indeed. Your videos are clearly explained and hands on practice. Thanks a bunch for all you do. Bless you!!!

  • @hesoncontroler
    @hesoncontroler Жыл бұрын

    Thanks for the refresher. You do a great job explaining concepts.

  • @zararashraf
    @zararashraf11 ай бұрын

    Beautifully explained. This will be my go-to channel now.

  • @wittyhumour29
    @wittyhumour2910 ай бұрын

    Top-notch presentation, with a clear explanation of the pitfalls when working with useEffect

  • @byronk5
    @byronk5 Жыл бұрын

    This has answered many questions I had about this particular hook. Thanks so much for the great content!

  • @xacxdcx
    @xacxdcx Жыл бұрын

    Man you're so good at explaining these concepts, thanks! You're videos are always great!

  • @cortaesai
    @cortaesai Жыл бұрын

    Após 1 ano de estudo só agora entendi com o não ter problemas com useEffect. O clean-up ajudou de mais Vlw @Lama Dev

  • @nitinravi8400
    @nitinravi8400 Жыл бұрын

    Beautiful! Thank you! Especially thanks for showing me how to write the clean up function. As well as the api clean up.

  • @user-du9mu9ni5k
    @user-du9mu9ni5k9 ай бұрын

    Been working with react for a while now and you just demystified a lot

  • @nobir98
    @nobir98 Жыл бұрын

    Such a good explanation and example. I've never seen someone explain react hook that easily and it's use cases

  • @zeeshanalikhan8258
    @zeeshanalikhan8258 Жыл бұрын

    This was the best tutorial I ever found for useEffect, very thoroughly explained.

  • @Mauna25
    @Mauna25 Жыл бұрын

    Amazingly easy to comprehend! Good examples and explanation :)

  • @vinaypatil8009
    @vinaypatil8009 Жыл бұрын

    Sir , you are great !!!!!!! Please continue this series 🙏❣️

  • @shobhit4935
    @shobhit4935 Жыл бұрын

    you are so amazing....I just never seen an explanation so clean and easy to follow...thank you and keep up the good work

  • @farzeenzehra4892
    @farzeenzehra4892 Жыл бұрын

    Great Video 💯 This is my first time commenting on a KZread video because this video really deserves it 😊 Definitely going to watch other react videos.

  • @philipmwangi5270
    @philipmwangi5270 Жыл бұрын

    Hey Lama Dev, Awesome video. Could you do one on useCallback and how they relate with useEffect or just how to minimize alot of rerenders on your application

  • @dr.science9609
    @dr.science9609 Жыл бұрын

    Another much needed video ❤️ Fetch API vs separate folder for API calls( as we used in our Netflix project)

  • @ky3ow
    @ky3ow Жыл бұрын

    your explanation on "subscribing to api" was very good, earlier i seen it in react docs and had no understanding what it meant, thanks

  • @morgandid
    @morgandid10 ай бұрын

    I practice from the thumbnail before even watching the video, and it worked, bro you've save me. Thanks buddy much love. God bless you.

  • @user-rv3ci7qs2k
    @user-rv3ci7qs2k Жыл бұрын

    I think this is the most effective explanation I've ever experienced!

  • @timothypark1037
    @timothypark1037 Жыл бұрын

    very concise explanation once again! Thank you so much. Learning a lot from your videos :D

  • @junaifcp3662
    @junaifcp3662 Жыл бұрын

    It's an amazing tutorial and I can find answers lots of questions the interviewer asked me regarding useEffect during interview

  • @antonioquintero-felizzola5334
    @antonioquintero-felizzola5334 Жыл бұрын

    This one of the best usseEffect explanations I've seen. Thank you Lama Dev 🙏🏻

  • @JulianHarris
    @JulianHarris Жыл бұрын

    The best guide for useEffect I’ve watched so far. Super helpful!

  • @artogrulturkmen
    @artogrulturkmen Жыл бұрын

    I noticed and watched the video today, it was the great present for my birthday)) thanks a lot Lama dev

  • @rdalago
    @rdalago Жыл бұрын

    Thank you! You explained it very well. Learned a lot.

  • @voldemore6300
    @voldemore6300 Жыл бұрын

    This is so informative, as a beginner I do respect what you done in this instruction!!🎉

  • @meaningmean
    @meaningmean11 ай бұрын

    You explained really well, thanks for this refresher!

  • @rishabhunlocked2693
    @rishabhunlocked2693 Жыл бұрын

    loved this explanation man.. loads of love for your efforts

  • @SankalpSachan-ky5ic
    @SankalpSachan-ky5ic Жыл бұрын

    This video is just a precious 22mins in my career growth, these kind of detailed information just increases my confidence and thankyou for you to for creating such a great content 🔥

  • @williamch3n
    @williamch3n Жыл бұрын

    Thank you Lama Dev, very helpful and enlightening video!

  • @guyfrancoisdeclaudenkouka1014
    @guyfrancoisdeclaudenkouka1014 Жыл бұрын

    This is probably the best useEffect explaination i've ever seen !

  • @karylchesman2475
    @karylchesman2475 Жыл бұрын

    Dude, this is simply, the best video about useEffect that i have already seen in all of my life. Thank you so much!

  • @sahil-ld1bu
    @sahil-ld1bu Жыл бұрын

    Every react developer on youtube create a value for us but there is some especially who totally change the way how to actually works in React You're the one of them Thanks and great. honestly, i don't know about your channel but i just on the recommendation of youtube. complete the 2 min i just realise oo my god what a man and his concepts

  • @abhisheksharma1031
    @abhisheksharma10316 ай бұрын

    This one is actually a deep dive into understanding useEffect hook. Amazing video

  • @oliahmed609
    @oliahmed609 Жыл бұрын

    Full video very informative. And useEffect in the api section is very much helpful. I was struggling with that finally that solved by you for me. Thanks man. Subscribed.

  • @rockfox5
    @rockfox5 Жыл бұрын

    Oh wow. This is by far the best guide on useEffect. I have been working with react for well over a year now still gotcha when it comes to useEffect. This enhanced my understanding. Thank you. Maybe another guide on other React hooks?

  • @amitchaudhari9618
    @amitchaudhari9618 Жыл бұрын

    For an experienced Backend Developer with some basic Front End knowledge, this just covered most of what I need to know in React to start out.

  • @ryuavincaux
    @ryuavincaux Жыл бұрын

    Subscribed! Very helpful, thankyou!

  • @ashutoshpanda4336
    @ashutoshpanda4336 Жыл бұрын

    I'm so grateful I clicked on the video... Never new about that cancellation of request

  • @crowbr
    @crowbr Жыл бұрын

    For sure is the best explanation about UseEffect what I had seen. Congratz

  • @juliosalas1010
    @juliosalas1010 Жыл бұрын

    Flawless! This video deserves much more views man.

  • @webhook4729
    @webhook4729 Жыл бұрын

    Sir, You are one of my favorite pedagogue... I always wait for your video

  • @hammadiazaiez9337
    @hammadiazaiez9337 Жыл бұрын

    thank God I'm lucky enough to explore your channel thank you so much for your great explanation and the good examples ❤️

  • @chasesim8638
    @chasesim8638 Жыл бұрын

    This video was so helpful to know how to use useEffect properly for the person who just started learning React like me!! Thanks man

  • @cakitomakito3979
    @cakitomakito3979 Жыл бұрын

    amazing video! i really learned so much from this video. THX!

  • @maxwelochieng7658
    @maxwelochieng7658 Жыл бұрын

    Friday's are for tutorials and Docs, combining these two helps you leverage on your coding skills. I fell in love with these useEffect best practices. Good video lad

  • @Rick-pz1ju
    @Rick-pz1ju Жыл бұрын

    Congrats from Brazil! Best explanation about react performing !

  • @Harry-jl1fi
    @Harry-jl1fi Жыл бұрын

    Man this was extremely helpful content, thanks a ton for this amazingly informative video. Really helpful! :)

  • @Kiakayemen
    @Kiakayemen Жыл бұрын

    the most helpful video on useEffect !!! Well Done!!!👍👍👍👍

  • @dreb.7760
    @dreb.7760 Жыл бұрын

    This is all so very useful, thank you!

  • @badarmughal2297
    @badarmughal2297 Жыл бұрын

    Amazing video i rarely comment on videos but it was an amazing video. thank you for this effort I hope you can also explain the following topics also 1) Using a callback in the useeffect 2) The problem faced in forms when the state is one render behind the text entered in the input field.

  • @garikmelqonyan9130
    @garikmelqonyan9130 Жыл бұрын

    Thanks a lot, Safak. This was a great help to understand, some of the weird parts of useEffect.

  • @pallaviph8878
    @pallaviph8878 Жыл бұрын

    Amazing video on useeffect. Thank you!

  • @refeez3700
    @refeez3700 Жыл бұрын

    Nice tutorial! Thank you very much! As a beginner React dev it clarified a few things for me! Keep it up mate! :)

  • @peacecoder
    @peacecoder Жыл бұрын

    as expected ur work is great man. we r waiting for useRef , useMemo in more detail

  • @aaron7c
    @aaron7c Жыл бұрын

    Wow that was super informative! Thanks for clearing that up :)

  • @iammdsameer
    @iammdsameer Жыл бұрын

    Wow! this content is so high quality. Definitely worth the time.

  • @souvikgayen7424
    @souvikgayen7424 Жыл бұрын

    Thank you for explaining this thoroughly!

  • @mozahedulislam1987
    @mozahedulislam1987 Жыл бұрын

    You have done a great job. I appreciate your efforts, and learned a lot.

  • @SmartWizzard
    @SmartWizzard Жыл бұрын

    This is video is a life saver for anyone in productions keep it Lama :)

  • @mihirshinde4268
    @mihirshinde4268 Жыл бұрын

    Thanks for the video ! Very Informative

  • @samarpitsantoki
    @samarpitsantoki Жыл бұрын

    Explained very well. Learnt one or two things about useEffect and that fetching will help me improve my react skills more. Thanks 😃.

  • @RoGu3YT
    @RoGu3YT Жыл бұрын

    This is really a nice video on useEffect. Liked & subbed, Thanks.

  • @nav.r
    @nav.r Жыл бұрын

    🙏. your video is probably the only one that has a very beautiful explanation of useEffect. Thank you

  • @oerbyy
    @oerbyy10 ай бұрын

    Such a great guide! Thanks 8)

  • @morphine496
    @morphine496 Жыл бұрын

    I can't thank you enough! God knows how many times I fetched data with useEffect in a wrong way.

  • @hemashah7031
    @hemashah70319 ай бұрын

    excellent professional video, v good learning, eye opener, thanks

  • @athoangtien7898
    @athoangtien7898 Жыл бұрын

    So clear to understand. Many thanks

  • @luizarnoldchavezburgos3638
    @luizarnoldchavezburgos3638 Жыл бұрын

    amazing!!!! keep doing videos like that. Today i used you video for developing and it was useful. Please keep doing it. Good Job.

  • @justinjoker8060
    @justinjoker8060 Жыл бұрын

    many thanks! you changed my development completely

  • @viniciusm.m.7822
    @viniciusm.m.7822 Жыл бұрын

    Love you, man! Forte abraço do Brasil!!! God bless you!

  • @dravidjones8447
    @dravidjones8447 Жыл бұрын

    Thank you so much! It really helped me.

  • @sonvu7896
    @sonvu7896 Жыл бұрын

    this is amazing, very detail explaination on how useEffect works!, you deserve more viewer and subscriber

  • @arventures6181
    @arventures6181 Жыл бұрын

    Great video bro. I like your work, you showed how it done in professional way. Thank you. :)

  • @rajatpatel1817
    @rajatpatel181711 ай бұрын

    This is some great quality contents. 👍🏻

  • @mamapop
    @mamapop Жыл бұрын

    Such an amazing tutorial! thanks a lot!

  • @harshhandoo1971
    @harshhandoo1971 Жыл бұрын

    this is so far the best react tutorial. Kudos

  • @skor3653
    @skor3653 Жыл бұрын

    Thanks, very informative tutorial!

  • @xavierpierre5586
    @xavierpierre5586 Жыл бұрын

    Amazing man, you explaination give high value... This is the result of great experience and understanding

  • @girijashankarj
    @girijashankarj Жыл бұрын

    I really appreciate the use cases examples

  • @ahmadmajed4355
    @ahmadmajed4355 Жыл бұрын

    Keep going like this stuff of videos !! Very helpfull Thank you so mush

  • @alirava9865
    @alirava9865 Жыл бұрын

    I learnt a lot, thank you very much!

  • @umdi3337
    @umdi333711 ай бұрын

    Most useful video I have watched about React.

  • @codefacileWK
    @codefacileWK Жыл бұрын

    Very interesting video ! Thank you so much

  • @done1341
    @done1341 Жыл бұрын

    Thanks for sharing valuable best practices!

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