Welcome to the Java Programming Forums


The professional, friendly Java community. 21,500 members and growing!


The Java Programming Forums are a community of Java programmers from all around the World. Our members have a wide range of skills and they all have one thing in common: A passion to learn and code Java. We invite beginner Java programmers right through to Java professionals to post here and share your knowledge. Become a part of the community, help others, expand your knowledge of Java and enjoy talking with like minded people. Registration is quick and best of all free. We look forward to meeting you.


>> REGISTER NOW TO START POSTING


Members have full access to the forums. Advertisements are removed for registered users.

Page 1 of 24 12311 ... LastLast
Threads 1 to 50 of 1192

Forum: Object Oriented Programming

Classes, Objects, Methods, Inheritance..

  1. The yield() function in Java does not work.

    Started by codingkeera, December 6th, 2022 07:15 AM
    java, multithreading
    • Replies: 3
    • Views: 3,456
    Norm
    October 19th, 2024, 06:35 AM Go to last post

  2. Java Error Message " Public Main must be defined in own file ( Java 16777541) -How Do i resolve it

    Started by MR OWL, September 11th, 2024 11:41 AM
    • Replies: 1
    • Views: 1,136
    Norm
    September 11th, 2024, 10:46 PM Go to last post

  3. Unhappy How to solve this problem in Programming

    Started by yugioh, July 3rd, 2020 02:07 PM
    beginner, idea of ​​my head, java, solve
    • Replies: 8
    • Views: 4,581
    Helium c2
    August 11th, 2024, 09:09 PM Go to last post

  4. Need help to setup matches in this knockout tournament

    Started by DinoKing, April 30th, 2022 05:16 PM
    arraylist, filereader, java, tournament
    • Replies: 2
    • Views: 3,490
    james2
    June 26th, 2024, 05:43 AM Go to last post

  5. Questions about integer Overflow in Objects

    Started by Rogerm, May 22nd, 2024 10:34 AM
    • Replies: 11
    • Views: 2,045
    Helium c2
    June 22nd, 2024, 04:16 AM Go to last post

  6. Question Need help

    Started by whitehook, May 31st, 2019 07:18 PM
    • Replies: 6
    • Views: 3,070
    patricajohnson51
    May 4th, 2024, 05:52 AM Go to last post

  7. Need to add an error, and return the correct values in a dialog box

    Started by CluelessDodge, July 7th, 2021 03:57 AM
    java, joptionpane, object-oriented-programming, parallel-arrays
    • Replies: 2
    • Views: 2,355
    patricajohnson51
    April 29th, 2024, 05:52 AM Go to last post

  8. Help needed with enum

    Started by BorealWestfox, November 4th, 2019 10:39 AM
    • Replies: 2
    • Views: 1,606
    patricajohnson51
    April 27th, 2024, 03:58 AM Go to last post

  9. Player input not working

    Started by northernlightifly, October 31st, 2019 07:13 AM
    • Replies: 16
    • Views: 1,765
    patricajohnson51
    April 27th, 2024, 03:54 AM Go to last post

  10. Help with calculator

    Started by Dragonfly11, November 1st, 2019 07:21 AM
    3 Pages •
    1 2 3
    • Replies: 64
    • Views: 5,411
    patricajohnson51
    April 27th, 2024, 03:53 AM Go to last post

  11. Java OOPs Interview Questions and Coding Challenge

    Started by Vithika Dutt, July 30th, 2023 11:58 AM
    • Replies: 5
    • Views: 1,708
    飞白之殇
    April 26th, 2024, 09:24 PM Go to last post

  12. Why it isnt adding the ins and deleting the outs? HELP

    Started by pablobardock, April 12th, 2024 10:46 AM
    • Replies: 1
    • Views: 591
    patricajohnson51
    April 26th, 2024, 03:34 AM Go to last post

  13. The implementation of a function with generic return type, returns a specific class, is this a good practice?

    Started by AravindhVasu, March 19th, 2024 01:29 AM
    composition, generics, implementation
    • Replies: 3
    • Views: 944
    patricajohnson51
    April 25th, 2024, 05:44 AM Go to last post

  14. Arrays of Class

    Started by Damarshn, April 13th, 2013 09:22 PM
    • Replies: 2
    • Views: 2,093
    patricajohnson51
    April 22nd, 2024, 03:28 AM Go to last post

  15. Check out this [BB] codes I've been using, do you think this could work?

    Started by Helium c2, April 15th, 2024 11:38 PM
    • Replies: 0
    • Views: 630
    Helium c2
    April 15th, 2024, 11:38 PM Go to last post

  16. Given an array of numbers from 1 to 100 with exactly k numbers missing, find the missing numbers.

    Started by Vithika Dutt, January 5th, 2023 07:28 AM
    algorithm, array, coding, math, programming
    • Replies: 3
    • Views: 3,168
    Helium c2
    March 13th, 2024, 03:49 AM Go to last post

  17. [SOLVED] ChÃ*nh chủ bán căn há»™ 3 phòng ngủ trung tâm phố Duy Tân, Cầu Giấy, nhÃ* má»›i 100%, có slot để ô tô

    Started by muaxuannhatchimai678, March 9th, 2024 03:19 AM
    • Replies: 0
    • Views: 562
    muaxuannhatchimai678
    March 9th, 2024, 03:19 AM Go to last post

  18. Main.java expects Person.java behavior to work. How can I solve this?

    Started by joelpub, September 30th, 2021 01:07 PM
    • Replies: 8
    • Views: 2,817
    enzojade62
    March 6th, 2024, 05:45 AM Go to last post

  19. Java Objects/Classes - Help please

    Started by mark87coys, June 21st, 2021 04:38 AM
    • Replies: 2
    • Views: 1,981
    patricajohnson51
    March 4th, 2024, 03:49 AM Go to last post

  20. Why is it not possible to define a static method in a Java interface?

    Started by codingkeera, October 18th, 2022 02:32 AM
    • Replies: 1
    • Views: 2,619
    Helium c2
    November 19th, 2023, 12:17 PM Go to last post

  21. SerialPort

    Started by milc, April 2nd, 2023 05:07 PM
    • Replies: 1
    • Views: 2,668
    Helium c2
    November 17th, 2023, 05:30 AM Go to last post

  22. Online Java Compiler Issue: Code Not Executing as Expected

    Started by codingkeera, November 16th, 2023 05:39 AM
    • Replies: 1
    • Views: 892
    Norm
    November 16th, 2023, 09:27 AM Go to last post

  23. OOPS Concept - Inheritance

    Started by anurag singh, May 29th, 2017 07:55 AM
    • Replies: 11
    • Views: 4,783
    Helium c2
    November 13th, 2023, 01:56 AM Go to last post

  24. Objects - Are there two types?

    Started by LyndonS, May 26th, 2021 04:06 PM
    class, object, objects
    • Replies: 1
    • Views: 1,793
    Helium c2
    November 13th, 2023, 01:34 AM Go to last post

  25. Methods vs Functions in Java

    Started by swap72, August 6th, 2023 03:57 PM
    methods memory java functions
    • Replies: 5
    • Views: 1,398
    Helium c2
    November 13th, 2023, 01:19 AM Go to last post

  26. Post Help me with a basic problem

    Started by Davide, November 2nd, 2023 05:36 AM
    #problem #help
    • Replies: 0
    • Views: 929
    Davide
    November 2nd, 2023, 05:36 AM Go to last post

  27. Java NullPointerException When Accessing Object Attributes

    Started by codingkeera, August 25th, 2023 06:42 AM
    java
    • Replies: 1
    • Views: 1,372
    Norm
    August 25th, 2023, 07:30 AM Go to last post

  28. How to Implement Cross-Origin Resource Sharing (CORS) in Java Web Application?

    Started by codingkeera, July 25th, 2023 03:16 AM
    java, webdevelopment
    • Replies: 0
    • Views: 1,091
    codingkeera
    July 25th, 2023, 03:16 AM Go to last post

  29. Business logic class.

    Started by MyNameIsAres, December 9th, 2017 01:06 PM
    java, netbeans, swing
    • Replies: 3
    • Views: 3,332
    Unikkanto
    February 24th, 2023, 09:36 AM Go to last post

  30. Golang object oriented design resources

    Started by Vithika Dutt, December 6th, 2022 03:43 AM
    coding, interview question, object oriented, programming
    • Replies: 0
    • Views: 1,990
    Vithika Dutt
    December 6th, 2022, 03:43 AM Go to last post

  31. Exclamation S. Ô. S Day count down

    Started by Bascillah, October 21st, 2022 04:42 PM
    • Replies: 0
    • Views: 2,146
    Bascillah
    October 21st, 2022, 04:42 PM Go to last post

  32. Need help to setup matches in this knockout tournament

    Started by DinoKing, April 30th, 2022 05:18 PM
    arraylist, filereader, java, tournament
    • Replies: 1
    • Views: 2,790
    AngleWyrm
    July 2nd, 2022, 05:07 PM Go to last post

  33. How to make operational objects?

    Started by ClipOS, March 2nd, 2022 10:03 PM
    • Replies: 8
    • Views: 1,951
    grogger
    April 6th, 2022, 07:45 AM Go to last post

  34. using input from a user as an object reference variable

    Started by Straitsfan, January 20th, 2022 06:00 AM
    • Replies: 1
    • Views: 1,990
    Norm
    January 20th, 2022, 07:11 AM Go to last post

  35. [SOLVED] Adding convenience methods to an application class

    Started by jlturriff, September 16th, 2021 04:06 AM
    • Replies: 10
    • Views: 2,153
    jlturriff
    September 17th, 2021, 10:21 AM Go to last post

  36. [SOLVED] How to use an array of objects

    Started by ChrisVisser, August 18th, 2021 08:09 PM
    • Replies: 1
    • Views: 1,757
    ChrisVisser
    August 20th, 2021, 12:21 AM Go to last post

  37. my first post

    Started by CluelessDodge, July 7th, 2021 03:56 AM
    • Replies: 0
    • Views: 1,364
    CluelessDodge
    July 7th, 2021, 03:56 AM Go to last post

  38. Advice on how to design a meal planner: classes

    Started by ianVan, June 15th, 2021 02:02 PM
    classes, design
    • Replies: 4
    • Views: 1,646
    ianVan
    June 15th, 2021, 03:35 PM Go to last post

  39. Unable to instantiate the class to use the method of that class

    Started by ashlel, January 14th, 2021 03:12 PM
    • Replies: 1
    • Views: 2,780
    Norm
    January 14th, 2021, 04:09 PM Go to last post

  40. Read CSV File

    Started by NehaSharma_1997, January 5th, 2021 05:37 AM
    csv file, java, linked list
    • Replies: 5
    • Views: 2,308
    Norm
    January 5th, 2021, 08:04 AM Go to last post

  41. Is it object oriented programming safe for website security ?

    Started by rahulawasthi, May 16th, 2019 02:06 AM
    • Replies: 6
    • Views: 4,379
    banumadhu65@gmail.com
    December 19th, 2020, 12:41 PM Go to last post

  42. Class final problem help

    Started by Zeiih, April 20th, 2020 06:26 AM
    java.class problem
    • Replies: 2
    • Views: 3,344
    Vasquez1234
    September 17th, 2020, 04:12 PM Go to last post

  43. coding meaning

    Started by -_-", July 3rd, 2020 05:14 AM
    • Replies: 3
    • Views: 1,869
    Norm
    July 3rd, 2020, 11:03 AM Go to last post

  44. Time Class problem

    Started by CrashOverride417, April 16th, 2020 02:58 PM
    3 Pages •
    1 2 3
    [help]
    • Replies: 63
    • Views: 5,352
    Norm
    April 17th, 2020, 03:45 PM Go to last post

  45. How can i show code here

    Started by Einsener36, April 10th, 2020 06:41 AM
    • Replies: 3
    • Views: 1,667
    Norm
    April 10th, 2020, 07:57 AM Go to last post

  46. How to determine if object creation is to high ...

    Started by Mushibugyo, November 14th, 2019 04:52 PM
    • Replies: 2
    • Views: 2,440
    SophieRice
    April 2nd, 2020, 03:52 AM Go to last post

  47. Abstract and code output

    Started by undencem, January 11th, 2020 05:01 PM
    • Replies: 2
    • Views: 2,725
    EarlEGrant
    February 26th, 2020, 05:05 AM Go to last post

  48. Question Can a "Main class" w/ an "Extends Class" address each other?

    Started by bioya1, January 20th, 2020 10:43 PM
    instantiation extends geters/setters
    • Replies: 0
    • Views: 1,783
    bioya1
    January 20th, 2020, 10:43 PM Go to last post

  49. Where should I toggle the breakpoints ?

    Started by undencem, January 11th, 2020 05:50 PM
    • Replies: 1
    • Views: 1,501
    BinaryDigit09
    January 13th, 2020, 01:15 PM Go to last post

  50. Post How to see if a last letter of an element in ArrayList matches user input.

    Started by Kerrigan1337, November 1st, 2019 04:56 AM
    arraylist, beginner
    • Replies: 1
    • Views: 1,667
    Norm
    November 1st, 2019, 05:38 AM Go to last post
Page 1 of 24 12311 ... LastLast

Thread Display Options

Use this control to limit the display of threads to those newer than the specified time frame.

Allows you to choose the data by which the thread list will be sorted.

Order threads in...

Note: when sorting by date, 'descending order' will show the newest results first.

Icon Legend

Contains unread posts
Contains unread posts
Contains no unread posts
Contains no unread posts
More than 15 replies or 150 views
Hot thread with unread posts
More than 15 replies or 150 views
Hot thread with no unread posts
Closed Thread
Thread is closed
Thread Contains a Message Written By You
You have posted in this thread

Posting Permissions

  • You may not post new threads
  • You may not post replies
  • You may not post attachments
  • You may not edit your posts
  •  

Forum Rules