Abstract Class In Java Tutorial #79

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  • Опубликовано: 28 май 2024
  • $1,000 OFF ANY Springboard Tech Bootcamps with my code ALEXLEE. See if you qualify for the JOB GUARANTEE! 👉 bit.ly/3HX970h
    Learn how to make an abstract class in java and learn the difference between abstract classes and interfaces!
    Learn java in just 14 minutes: • Learn Java in 14 Minut...
    An abstract class in java is a list of variables and methods that help you make other classes. Abstract methods don't have code in them.
    The Java abstract class and abstract method can be tricky at first... But SURELY you'll get it :) If you followed along, congrats! You learned abstraction by-doing!
    I hope you enjoyed this abstract class in java tutorial! I like to have a nice mix of java tutorials and actual projects for you all :)
    Was this able to help you learn how to use abstract classes and abstract methods in java? -
    Full Java Tutorial For Beginners Playlist: • Full Java Course by Al...
    Free Tips: bit.ly/3U6HXcb
    Disclosure: The Springboard link provided is linked to my affiliate account & supports the channel.
    ~
    Alex Lee

Комментарии • 893

  • @alexlorenlee
    @alexlorenlee  7 месяцев назад +8

    If you’re new to programming but want a career in tech, I HIGHLY RECOMMEND applying to one of Springboard’s online coding bootcamps (use code ALEXLEE for $1,000 off): bit.ly/3HX970h

  • @DiabeticDebuff
    @DiabeticDebuff 4 года назад +1241

    dude you managed to do in 9 minutes what my professor couldn't do for a whole class: teach us about Abstract classes/methods. Thank you!!

  • @vpenywise
    @vpenywise 3 года назад +196

    That's like 200 pages summarised in 9 minutes, thank you!

    • @agrajyadav2951
      @agrajyadav2951 2 года назад +2

      TWO HUNDRED!!??

    • @vladthecoldone8804
      @vladthecoldone8804 Год назад +1

      More like 20. His reasoning is not what it actually is, basically he says how he feels about it. Doesnt even explain when you should use A instead of B, that you can use extends and implements simultaneously and why is it useful etc. Like I said "more like 20" but I understand that hes dumbing it down so regulars can understand and that Im procrastinating and probably should be studying for exams lmao

    • @josephkreifelsii6596
      @josephkreifelsii6596 Год назад

      @@vladthecoldone8804 More like 5. I've never seen a single Programming textbook take more than 5 pages to explain 1 thing

  • @danielmagdziarz7440
    @danielmagdziarz7440 4 года назад +437

    Favorite line: "public void poop"

    • @vpenywise
      @vpenywise 3 года назад +33

      I couldn't get though how can a 'poop' be a 'void', when it most definitely 'returns' something :) I mean, you definitely see the result, right there! :)

    • @thedude4795
      @thedude4795 3 года назад +15

      I invested in stocks and my *final* *return* was *void.*
      *Silence. *

    • @adenosinetp10
      @adenosinetp10 3 года назад

      @@thedude4795 lol

    • @smellthel
      @smellthel 3 года назад +2

      @@vpenywise mind blown

    • @JohnDoe-cu6jv
      @JohnDoe-cu6jv 3 года назад +1

      "avoid" poop

  • @lachlanstavrevski5255
    @lachlanstavrevski5255 3 года назад +148

    You should literally be teaching programing courses for universities. You explain everything so well!

    • @mmq6525
      @mmq6525 2 года назад +26

      he wouldnt be able to teach a 10+ week course, he'd have you ready for finals in 3 weeks

  • @SamiUllah-sh9rb
    @SamiUllah-sh9rb 4 года назад +246

    I requested this video yesterday?
    You are so Quick and made this video.
    Love From Pakistan 🇵🇰 🇵🇰 🇵🇰....

    • @kannankichu1997
      @kannankichu1997 4 года назад +2

      How and where to request him?

    • @SamiUllah-sh9rb
      @SamiUllah-sh9rb 4 года назад +1

      @@kannankichu1997 survey and questions asked by alex in a post on RUclips.

    • @LT-pp2vr
      @LT-pp2vr 4 года назад +5

      Truly thankful from an initial programmer from Taiwan

    • @anshuman4873
      @anshuman4873 4 года назад +9

      Do people in Pakistan study too ?.. Amazed man...

    • @nyko1689
      @nyko1689 4 года назад +15

      @@anshuman4873 LOL, what makes you think they don't study? just curious.

  • @Chimeratech_O.D.
    @Chimeratech_O.D. Год назад +12

    Turned a massive chunk of my textbook into a bitesize lesson. Thanks a million, Alex.

  • @ccarren3573
    @ccarren3573 4 года назад +57

    love how every start of the video, you would be encouraging beginners like us that are in confusion state, that we will eventually understand it.

    • @Lydeliini
      @Lydeliini 2 года назад +3

      That's what got me hooked :P And he was right!

  • @serdarekid
    @serdarekid 4 года назад +86

    YESSS!!! Just what I needed and when. Thank you man, you're the best!

    • @bindus4943
      @bindus4943 4 года назад

      ruclips.net/video/98AAbox6ka8/видео.html

  • @atousamas7232
    @atousamas7232 3 года назад +27

    After a year of struggling to understand abstracts and interfaces,I just learned them right now in just 8 minutes.
    It was really really helpful,you explained it so simply and so good,thanks

  • @XAyaDubX
    @XAyaDubX 4 года назад +12

    You're an absolutely amazing teacher. Thank you so much for making everything so simple. You communicate very efficiently.

  • @seajay9711
    @seajay9711 3 года назад +3

    in less than 15 minutes this person just taught me abstract classes nad methods and polymorphism, something my college professor couldn't do in a month's worth of lectures. Major thanks from a panicking student in finals season!!

  • @karsten7601
    @karsten7601 3 года назад

    I have been a full stack developer for a year. I love watching these interviews as I prep for interviews in the future. Love it

  • @annahuggins6636
    @annahuggins6636 3 года назад +4

    I'm a student in college atm, we just got a major assignment over polymorphism and abstraction, and naturally, we barely covered this. I am super thankful for this video, it has been super helpful in explaining the differences between abstract classes and regular ones and I would not be able to understand abstraction so well without this video!

  • @Sk8zOfficialMusic
    @Sk8zOfficialMusic Год назад +2

    You were able to explain something I'm learning in a coding bootcamp for over 2 days in 8 minutes. Thanx so much man.

  • @techandgaming17
    @techandgaming17 3 года назад

    This is the simplest yet best explanation on abstract classes and methods i have ever encountered. Kudos Alex.

  • @juiceboxxe5959
    @juiceboxxe5959 3 года назад

    I'm brushing up in prep for interviews and you are so clear and helpful. Thank you.

  • @amirkamalian4848
    @amirkamalian4848 2 года назад +1

    i have BEEN searching for this topic for a long time, i'm 100% sure this is the best video in the internet to understand abstract and interface, Thank you ALOT !

  • @xenonnanon
    @xenonnanon 4 года назад +4

    I have a Free Response quiz tomorrow, and you just helped me secure my A. Thank you very much, Alex! You have my sub!

  • @itchyass981
    @itchyass981 Год назад +4

    Clear, consise and good use of examples. This helped me a lot, thank you!

  • @jespinoza011
    @jespinoza011 3 года назад

    This man is a fantastic programmer and instructor. He helps by breaking down complex terms and concepts, making them so easy to understand. Definitely worth subscribing, I look forward to more of your videos!

  • @Govindyatnalkar
    @Govindyatnalkar 4 года назад

    The exact explanation I needed between an interface and an abstract class, plus implements and extends. Thanks.

  • @TheAngel28645
    @TheAngel28645 3 года назад

    This video was perfect !! you were clear and affective, my professor took 4 hours to explain this , but you summarize everything in 8min !!! thank you Alex you are the best !!

  • @supriyajain7904
    @supriyajain7904 10 месяцев назад

    Very few can explain these very basic core concept of Oops with such clarity. Your basics are so so clear. Thanks

  • @user-ms3hz3ml6g
    @user-ms3hz3ml6g 4 года назад +45

    You always know *JUST* what I need!
    Did you create a program of mind reading?

  • @Cheyenne9663
    @Cheyenne9663 Год назад

    If have watched some of your previous videos and they were explained too fast for my small brain. This video was laid out nicely. Went slow enough for the the idea to sink in, you kept it simple and clear. Thank you!!

  • @EmmaDyme
    @EmmaDyme 9 месяцев назад

    Your videos are saving my life right now !! THANKYOU

  • @TheEchomaker
    @TheEchomaker 2 года назад +1

    thank you so much for clarifying the differences between abstract classes and interfaces!

  • @nonbeehead
    @nonbeehead 3 года назад

    I'm in data structures this semester, and these videos are a great help! Thanks, Alex!

  • @musguz
    @musguz 4 года назад

    You are clearifying everything in an easy way. That's the difference and appreciation for all of us.

  • @metin1504
    @metin1504 2 года назад +1

    even though this is 3 years after the video, i wanted to say how much i can appreciate your down to earth way of explaining these things. something about it being more like a conversation helps getting the point across way better. keep it up!
    edit:
    ahh just saw the "end of java tuts" video. hope the new path is the right one for you!
    btw nice miata ;)

  • @praneethchakri7052
    @praneethchakri7052 2 года назад +1

    Dude,
    Thank you so much for explaining us in the most layman way as possible.
    Have always been intimidated to understand or get the right picture of these terms since "years". You just made my java fears fly away by explaining these basics in 10 mins each. Thanks again.!!

  • @adamameen5
    @adamameen5 Год назад +1

    You are amazing. Such clear explanation. Learnt within 9 minutes that could not be learnt for 9 years.

  • @noei.quezadatorres3920
    @noei.quezadatorres3920 Год назад +1

    Dude you're a gooood, i came here looking for the definition of abstract, and ended having the knowledge of implements, interface and the abstract itself, gooood bro

  • @emrezkc
    @emrezkc 2 года назад +1

    so in an abstract class we can have methods that are not abstract but in an interface we cant. makes perfect intuitive sense :)

  • @hannahlocalio7011
    @hannahlocalio7011 Год назад

    you're great! You're not robotic, you can relate to me and you understand the struggles and that's why you're my favorite java channel! :)

  • @ubryce1
    @ubryce1 4 года назад

    Your videos have saved me so many hours and helped me reach a deeper understanding on the concepts. Instead of doing things because they works i do it because I now know why its needed. Thank you

  • @davileett1224
    @davileett1224 4 года назад

    This is by far the best clarification resource I have found between abstract classes and interfaces.

  • @Dilly9124
    @Dilly9124 3 года назад

    been trying to grasp this in my online course for days this video was crystal clear

  • @SHUBHAMKUMAR-cd7fs
    @SHUBHAMKUMAR-cd7fs Год назад

    I just love the way you smile man along with teaching these tutorials. This kinda gives me motivation that this this is an easy topic and i can do it. Thanks.

  • @aktchungrabanio6467
    @aktchungrabanio6467 Год назад

    This is the BEST tutorial for understanding Abstract Classes in JAVA I have ever seen! Thank you! You made it so clear :)

  • @Loqalz
    @Loqalz 2 года назад +2

    you are carrying me through my whole java learning process, you're videos are so helpful keep it up :D

  • @greatjobbuddy
    @greatjobbuddy 3 года назад

    I learned more in this class on Abstract than my JAVA class at a California University. Alex was very clear about how it works. Saved me!

  • @stefan8193
    @stefan8193 3 года назад

    Bro you are genius. You explain it in 10 minutes with simple words. Very understandable!!! You are the king.

  • @SuperMrHolmes
    @SuperMrHolmes 4 года назад +4

    This was extremely helpful. You are very talented at teaching and keeping it concise. Thank you!

  • @thespicyspicey
    @thespicyspicey 3 года назад

    Well, you're the best tutor I've seen. Short, Simple, to the point.
    I always recommend you to my friends ;)

  • @AlvomaniaDK
    @AlvomaniaDK 2 года назад

    Lovely and comprehensive tutorial. thanks for taking the time

  • @juanacevedo5091
    @juanacevedo5091 3 года назад

    I'm impressed how you simplify all this OOP topics, simply amazing

  • @marziamumu6800
    @marziamumu6800 4 года назад

    Thank you!! I was confused and this video helped me a LOT. I have watched all your tutorials and learned more new things.
    Love from Bangladesh.

  • @StealthyLifter
    @StealthyLifter 3 года назад

    this is my 4th time learning java and i was struggling to learn by myself, i mean practising, soo Thanks to u .. u make it clear and soo simple that it reaches my garbage brain. love u man ..plz keep what u r doing cuz we all love to learn from u

  • @mp7596
    @mp7596 Год назад

    I love the way you explain things! Thank you!

  • @gert2628
    @gert2628 3 года назад +1

    Hey man, just letting you know I appreciate you. Online classes are leaving me so confused on these new Java concepts and these videos really help me get a grip on them.

  • @user-ny8ow3uj2b
    @user-ny8ow3uj2b 10 месяцев назад

    this was so helpful and i'm so glad you went over the difference between an abstract class and an interface because i was sure about to leave a comment asking!

  • @drew1936
    @drew1936 2 года назад

    When you choose the first result off the search screen and it is a really good video and actually teaches you something. Nice job, man. I loved the video!

  • @oscarvergara6795
    @oscarvergara6795 3 года назад

    I love your videos buddy. For a while I was not aware what these terms were and I didn't even bother looking them up when I should have, but you explain these things so simply. Thank you!

  • @kunpeng8646
    @kunpeng8646 3 года назад +1

    I am a new learner on programming and I am getting stuck on the abstract class concept, this video helped me a lot, I totally understood right now. The example of a dog, poop, made the complicated concept much easier to be got by new learners like me. Thanks, this is a pretty nice tutorial!

  • @johnkeen7433
    @johnkeen7433 3 года назад

    Fun, creative, right, helpful, imaginative and incredibly useful to say the least.
    I like that there is not one word that I had to struggle to understand.
    Very articulate, thank you for making this video.

  • @rebornmanga
    @rebornmanga 3 года назад

    Excellent description, thank you!

  • @imanelmzk2064
    @imanelmzk2064 4 месяца назад

    so helpful, thank you for your time, that verlly help us to understand the differents between interface and abstract class, thank you!!

  • @monicaperez5101
    @monicaperez5101 3 года назад +1

    I perfectly know how to explain the difference between interface and abstract class! Thank you!

  • @luciarigoni8289
    @luciarigoni8289 5 месяцев назад

    Thank you so much for this video! It was very helpful!

  • @satyajeetpaygude8932
    @satyajeetpaygude8932 3 года назад

    such small videos are quick help .. thanks a ton !!!

  • @yaminchoudhury8732
    @yaminchoudhury8732 3 года назад +3

    Broskiii this was the best 9 minutes of my life, I love you thank you so much. LIFE SAVER

  • @MKSundaram
    @MKSundaram 2 года назад

    Wow! that was simply great.
    You have a knack to put things in simple and clear terms.

  • @ovonickalicious
    @ovonickalicious 4 года назад

    I have an exam coming up and watching your videos makes everything so simple to understand. THANK YOU SOOO MUCH !!!!!!!!

  • @ronaldotiego
    @ronaldotiego 11 месяцев назад

    I have been looking for this. Deep yet simple

  • @andrewfulo3249
    @andrewfulo3249 3 года назад

    Awesome job explaining all these Java concepts! Hands down the best quick and easy Java tuts online. Kudos. Thanks for helping the rest of the world with these videos

  • @ainazikmomunalieva3732
    @ainazikmomunalieva3732 3 года назад

    Thank you so much, Alex! Your tutorials are really clear and helpful.

  • @Alireza13488
    @Alireza13488 3 года назад

    Alex's tutorials are simply one of the easiest and most understandable videos I have seen on RUclips.

  • @michaelpiring6149
    @michaelpiring6149 2 года назад

    Wow, thank you so much for this. I just had a course about abstaction in java and couldn't understand it. You explained it very clear and understandable. Well done alex!

  • @Bryan_Salvador
    @Bryan_Salvador 4 года назад +10

    Pretty much everything I need to know condensed in

  • @joshuabrown3861
    @joshuabrown3861 3 года назад

    Great video, definitely helped me understand both abstract methods and interfaces, which I felt left in the dust during class :)

  • @Anastasia231
    @Anastasia231 3 года назад

    amazing! i watch your videos on the topic first, and then my class video. its been working out so well... honestly thank you so much you've been a lifesaver in explaining stupidly boring concepts so well

  • @user-nh1qt2cj4x
    @user-nh1qt2cj4x Год назад

    Absolutely fantastic! It's hard to learn from the university lectures, but this was entertaining and insightful. A perfect combination! Thank you.

  • @leilawang3554
    @leilawang3554 3 года назад

    Hi Alex, just want to say thank you so much for these little bite size videos that have helped me a lot during my Java learning journey! Kudos to you!

  • @luigiiih5737
    @luigiiih5737 2 года назад

    Great vid! During the video is was wondering what the difference was with an interface... and on that moment you started explaining it. Thank you!

  • @omarshaikh6622
    @omarshaikh6622 3 года назад

    You're the only person that made abstraction not sound complicated. Here's a thumbs up and a subscriber. thank youuuuu!!!!!!!

  • @radioactive5882
    @radioactive5882 2 года назад

    This Tutorial was so easy to follow. Thank you. My textbook was obviously over complicating things.

  • @deli5777
    @deli5777 2 года назад

    Thanks for actually stating the difference! So many people will give characteristics without really defining what they're talking about.

  • @ramz161
    @ramz161 2 года назад

    I understood more in the first 8 minutes of this video, than in 2 hrs of my professors lecture. Thank you Alex, Great work!

  • @andreaherrera4854
    @andreaherrera4854 3 года назад

    I have been trying to learn java and everything seemed so hard, but you made it so easy and funny with the methods names. Thank you!!

  • @rodeldavid6153
    @rodeldavid6153 3 года назад

    First time learning this but got it quick. Thank you!

  • @WinOfficially
    @WinOfficially Год назад

    I am developer from 2 years and have been unable to understand abstraction. But now thanks to you I finally can. Love you man 👊😀

  • @jayfrosty3327
    @jayfrosty3327 Год назад

    this made everything very clear, thank you!

  • @foodfairyshi
    @foodfairyshi Год назад

    Your video is so helpful! Thank you Alex.

  • @preetamackermann3038
    @preetamackermann3038 2 года назад

    Thank you so much, Alex!
    This video was really helpful!

  • @Saiintx
    @Saiintx Месяц назад

    What an amazing explanation, so glad u compared it to interfaces and explained why its necessary at all! Thanks very much :))

  • @dizie9812
    @dizie9812 2 года назад

    Really helped me a lot to know the difference between abstract and interfaces! Thanks!

  • @jasonwinata2675
    @jasonwinata2675 2 года назад

    Simple but covers the topic thoroughly. Well done man!

  • @MadzicPlays
    @MadzicPlays 3 года назад

    Your videos are always top tier quality. Simple yet so informational. I don't understand why you haven't got more subscribers. Cheers!

  • @nigelburke7391
    @nigelburke7391 4 года назад +17

    6:10 lol, literally answered my question as it popped into my head

  • @ianssight2785
    @ianssight2785 4 года назад +2

    Hi Alex, I just want to comment on the great job you are doing. The video's are fun, informative and frequent enough to make real progress. Thank you, Thank you, Thank you.

  • @azuolassaulius938
    @azuolassaulius938 3 года назад

    Thank you, you helped me understand about Abstract Classes very quikly. Great work!

  • @joshgomez8239
    @joshgomez8239 4 года назад

    Thank you! you literally explained that so well. Good for beginners!

  • @hariypotter8
    @hariypotter8 2 года назад

    this clarified quite a lot for me thank you so much!

  • @dv4346
    @dv4346 3 года назад +1

    You just gained a new subscriber! Wow, your explanations are crystal clear thank you so much!

  • @harshdeepsingh6768
    @harshdeepsingh6768 3 года назад

    Nice work brother. Other people made stupid tables and listed the differences. You explained all in 9 minutes. Respect

  • @HelicopterRidesForCommunists
    @HelicopterRidesForCommunists 2 года назад

    Helpful, accurate, correct, and made easy to understand.

  • @DANNFIGDESIGNS
    @DANNFIGDESIGNS 2 года назад +2

    Brother. I love that you're pursuing your dreams and I know you'll do well. I will miss your Java vids. They have saved me. I don't have a good teacher for my college course. 😳Maybe you'll pop up every now and then and throw us Java people some love/bones. Regardless, thank you for being an encouragement and a big help. May you have continued success. 🤠

  • @HighlyShifty
    @HighlyShifty 4 года назад

    Wonderful explanation, thank you for taking the time to help us out!