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 4 of 14 FirstFirst ... 23456 ... LastLast
Threads 151 to 200 of 659

Forum: Collections and Generics

Arrays, ArrayList, HashMap..

  1. Need help with an Array problem!

    Started by eyesackery, April 26th, 2012 09:20 PM
    • Replies: 6
    • Views: 3,035
    andreas90
    April 28th, 2012, 08:01 AM Go to last post

  2. how could I display a stack as FIFO instead of LIFO

    Started by mia_tech, July 24th, 2012 09:35 PM
    • Replies: 6
    • Views: 3,010
    veeer
    July 25th, 2012, 09:06 AM Go to last post

  3. Array help

    Started by mlan, March 6th, 2010 04:48 PM
    • Replies: 11
    • Views: 3,004
    jasonm
    March 8th, 2010, 08:07 AM Go to last post

  4. Post HashMap : Simple Usage and Understanding

    Started by weakprogrammer, June 25th, 2011 03:22 PM
    hashmap, java
    • Replies: 1
    • Views: 3,000
    Norm
    June 25th, 2011, 03:37 PM Go to last post

  5. Question [SOLVED] Creation of objects of Array in Java

    Started by sadi_shihab, July 6th, 2009 12:08 PM
    • Replies: 4
    • Views: 2,991
    sadi_shihab
    July 9th, 2009, 01:38 PM Go to last post

  6. Help with Arrays - Counting elements

    Started by ShakeyJakey, August 6th, 2010 04:40 PM
    arrays
    • Replies: 7
    • Views: 2,973
    Norm
    August 8th, 2010, 04:09 PM Go to last post

  7. sum of arrays and printing even and odd numbers in the array

    Started by senecawolf, November 8th, 2011 11:19 AM
    • Replies: 3
    • Views: 2,955
    Norm
    November 8th, 2011, 03:07 PM Go to last post

  8. Question Array comparison

    Started by subhvi, September 1st, 2009 11:34 PM
    • Replies: 5
    • Views: 2,950
    subhvi
    September 3rd, 2009, 03:56 AM Go to last post

  9. Arrow How to find the first character which occurs only once in string?

    Started by decisionsting, May 29th, 2020 06:40 AM
    • Replies: 1
    • Views: 2,942
    Norm
    May 29th, 2020, 07:59 AM Go to last post

  10. Unhappy ArrayList confusion

    Started by Stormin, August 13th, 2010 12:55 PM
    • Replies: 7
    • Views: 2,928
    Stormin
    August 13th, 2010, 04:58 PM Go to last post

  11. Smile Stack Array..

    Started by qaromi, December 26th, 2009 12:05 PM
    • Replies: 2
    • Views: 2,927
    helloworld922
    December 26th, 2009, 12:54 PM Go to last post

  12. Help, Want to make a BASIC min value Method with Generics

    Started by Iglesias, September 12th, 2010 08:47 PM
    • Replies: 6
    • Views: 2,927
    copeg
    September 12th, 2010, 10:16 PM Go to last post

  13. Unhappy need help in my assignment guys :(

    Started by Mr.cool, December 16th, 2009 03:12 AM
    • Replies: 7
    • Views: 2,916
    Mr.cool
    December 28th, 2009, 08:30 AM Go to last post

  14. Having trouble insert/sorting array values w/ binary searching.

    Started by bh-chobo, October 7th, 2009 04:03 AM
    • Replies: 4
    • Views: 2,901
    Json
    October 8th, 2009, 02:38 AM Go to last post

  15. Grades project/arrays, loops

    Started by rochla16, March 24th, 2011 02:23 PM
    arrays, homework, loop, loops, project
    • Replies: 1
    • Views: 2,899
    Junky
    March 29th, 2011, 12:26 AM Go to last post

  16. Why is answer A correct and not answer B?? I always thought a class has to implement an interface!! Is it different with generics?

    Started by TheCoder, March 9th, 2013 01:57 PM
    generics
    • Replies: 3
    • Views: 2,881
    curmudgeon
    March 9th, 2013, 07:22 PM Go to last post

  17. Explanation on Arrays NEEDED

    Started by lamagiapc, November 7th, 2009 01:10 AM
    • Replies: 4
    • Views: 2,870
    lamagiapc
    November 7th, 2009, 11:36 PM Go to last post

  18. Print Distinct Numbers help

    Started by Fordy252, November 16th, 2010 12:10 AM
    • Replies: 0
    • Views: 2,866
    Fordy252
    November 16th, 2010, 12:10 AM Go to last post

  19. Tower of Hanoi Implementation

    Started by mckie123, February 18th, 2012 02:48 PM
    • Replies: 1
    • Views: 2,865
    Norm
    February 18th, 2012, 03:41 PM Go to last post

  20. Question ARRAYLIST

    Started by xs4rdx, March 24th, 2010 01:45 PM
    • Replies: 4
    • Views: 2,860
    okello
    March 25th, 2010, 10:36 AM Go to last post

  21. help please

    Started by delicia, April 10th, 2010 10:39 AM
    • Replies: 3
    • Views: 2,860
    Cuju
    April 10th, 2010, 11:54 AM Go to last post

  22. Help with Sort arrays

    Started by drk, September 5th, 2009 07:35 AM
    • Replies: 5
    • Views: 2,855
    drk
    September 6th, 2009, 02:48 AM Go to last post

  23. In a class create an array list of elements of another class, help!

    Started by LadyBelka, May 1st, 2011 04:00 PM
    • Replies: 3
    • Views: 2,855
    dlorde
    May 4th, 2011, 05:00 PM Go to last post

  24. Project ideas

    Started by seal308, May 15th, 2012 12:22 PM
    array, group, loop, project ideas, statements
    • Replies: 2
    • Views: 2,850
    joshiparag123456
    August 3rd, 2012, 02:27 PM Go to last post

  25. [SOLVED] Create new Array from old Array

    Started by satory, February 24th, 2010 08:04 AM
    • Replies: 1
    • Views: 2,847
    helloworld922
    February 24th, 2010, 12:44 PM Go to last post

  26. Need to find a Table like data structure to buffer data and insert with 1 command

    Started by AviE, June 11th, 2011 03:51 AM
    data structure, sql, table
    • Replies: 1
    • Views: 2,842
    dlorde
    June 11th, 2011, 05:39 AM Go to last post

  27. [SOLVED] Extracting an How to ArrayList from an ArrayList and convert to int??

    Started by igniteflow, August 16th, 2009 11:40 AM
    • Replies: 2
    • Views: 2,829
    Json
    August 16th, 2009, 01:11 PM Go to last post

  28. Comparing elements of an arrayList with an array?

    Started by DudeJericho, April 21st, 2011 12:07 PM
    • Replies: 2
    • Views: 2,821
    DudeJericho
    April 21st, 2011, 12:39 PM Go to last post

  29. ArrayList (Inheritance)

    Started by urpalshu, October 10th, 2011 01:18 PM
    • Replies: 4
    • Views: 2,817
    copeg
    October 11th, 2011, 12:29 PM Go to last post

  30. Arrays.equals not returning correct answer.

    Started by Anyone, February 6th, 2010 04:29 PM
    • Replies: 2
    • Views: 2,804
    Json
    February 11th, 2010, 10:12 AM Go to last post

  31. Reverse every pair of words in a string

    Started by mulligan252, October 9th, 2011 01:31 PM
    • Replies: 4
    • Views: 2,803
    mulligan252
    October 11th, 2011, 04:29 PM Go to last post

  32. Array list returns null

    Started by Scotty, April 13th, 2011 05:41 PM
    • Replies: 3
    • Views: 2,802
    JavaPF
    April 14th, 2011, 06:50 AM Go to last post

  33. Exclamation Java program with abstract class along with two subclasses

    Started by crazydeo, June 4th, 2008 03:34 AM
    • Replies: 2
    • Views: 2,800
    Chris.Brown.SPE
    June 10th, 2008, 11:45 AM Go to last post

  34. converting HashMap to a Bean

    Started by achsu, February 2nd, 2011 09:13 PM
    • Replies: 0
    • Views: 2,799
    achsu
    February 2nd, 2011, 09:13 PM Go to last post

  35. Recursive function based on Linked list

    Started by rosh72851, February 5th, 2009 12:22 AM
    • Replies: 1
    • Views: 2,798
    leandro
    March 9th, 2009, 06:23 PM Go to last post

  36. Unhappy Array month/day/hour/min/sec incomplete java code

    Started by mightyking, September 16th, 2011 08:47 PM
    array, days, hours, minutes, seconds
    • Replies: 12
    • Views: 2,798
    Norm
    September 18th, 2011, 08:46 PM Go to last post

  37. [SOLVED] Problem accessing specific data in an array and getting it to return properly

    Started by Universalsoldja, February 3rd, 2010 02:07 PM
    • Replies: 3
    • Views: 2,785
    Universalsoldja
    February 4th, 2010, 04:26 PM Go to last post

  38. Unhappy Game of Life 2-D matrix random seed boolean array PLEASE

    Started by Eriosblood, September 3rd, 2012 02:56 PM
    2 Attachment(s)
    • Replies: 20
    • Views: 2,778
    jps
    September 3rd, 2012, 06:10 PM Go to last post

  39. Difficulty adding to collection?

    Started by Tokugawa, November 28th, 2018 05:13 PM
    • Replies: 1
    • Views: 2,777
    jim829
    November 28th, 2018, 05:45 PM Go to last post

  40. Question [SOLVED] Looping through ArrayList to remove elements

    Started by itispj, October 11th, 2011 01:11 AM
    for loop
    • Replies: 3
    • Views: 2,765
    itispj
    October 14th, 2011, 12:42 AM Go to last post

  41. how to compare 2 different type object list

    Started by enginco, March 27th, 2012 03:51 PM
    • Replies: 3
    • Views: 2,746
    copeg
    April 3rd, 2012, 03:45 PM Go to last post

  42. Want to Add Duplicate Key in HashMap

    Started by rampnq, October 28th, 2013 12:25 PM
    • Replies: 8
    • Views: 2,745
    pbrockway2
    January 17th, 2018, 05:01 PM Go to last post

  43. Problem with 2d array

    Started by Anyone, November 14th, 2009 07:23 PM
    • Replies: 2
    • Views: 2,741
    copeg
    November 14th, 2009, 09:32 PM Go to last post

  44. Instantiating a SuperClass Map from a SubClass

    Started by drexasaurus, September 9th, 2010 03:28 PM
    • Replies: 1
    • Views: 2,735
    copeg
    September 9th, 2010, 10:51 PM Go to last post

  45. Find total number less than average

    Started by maximus20895, December 1st, 2010 01:29 PM
    • Replies: 2
    • Views: 2,735
    JavaPF
    December 1st, 2010, 01:46 PM Go to last post

  46. Game of Life Matrix...Needs troubleshoot, specific output

    Started by Eriosblood, September 10th, 2012 07:13 AM
    1 Attachment(s)
    • Replies: 12
    • Views: 2,735
    Zaphod_b
    September 11th, 2012, 10:59 PM Go to last post

  47. Errors with LispList

    Started by Newoor, October 25th, 2009 08:37 AM
    • Replies: 10
    • Views: 2,728
    literallyjer
    October 25th, 2009, 04:25 PM Go to last post

  48. Partitioning the array

    Started by NightFire91, November 16th, 2010 01:37 PM
    • Replies: 0
    • Views: 2,719
    NightFire91
    November 16th, 2010, 01:37 PM Go to last post

  49. My program compiles and runs, but doesn't display anything!

    Started by slickrick82, February 4th, 2014 10:18 PM
    • Replies: 6
    • Views: 2,714
    copeg
    March 19th, 2014, 08:44 AM Go to last post

  50. Generics collections and reflection

    Started by juza, November 29th, 2010 10:06 AM
    • Replies: 2
    • Views: 2,688
    helloworld922
    November 30th, 2010, 03:14 AM Go to last post
Page 4 of 14 FirstFirst ... 23456 ... 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