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Page 1 of 14 12311 ... LastLast
Threads 1 to 50 of 659

Forum: Collections and Generics

Arrays, ArrayList, HashMap..

  1. [SOLVED] Parse then analyze with an array?

    Started by 0ffConstantly, October 26th, 2012 02:41 PM
    • Replies: 1
    • Views: 1,856
    0ffConstantly
    October 28th, 2012, 05:13 AM Go to last post

  2. ArrayIndexOutOfBoundsException...Help!!

    Started by 112297, February 17th, 2013 07:07 PM
    • Replies: 10
    • Views: 1,993
    SunshineInABag
    February 18th, 2013, 03:31 PM Go to last post

  3. Error Accessing Array Index

    Started by 13whispers, March 24th, 2018 08:08 AM
    • Replies: 3
    • Views: 1,521
    Norm
    March 25th, 2018, 07:03 AM Go to last post

  4. error: array required, but String found

    Started by 13whispers, April 19th, 2018 04:18 PM
    • Replies: 3
    • Views: 19,485
    13whispers
    April 20th, 2018, 11:39 AM Go to last post

  5. Type Erasure -- Sales pitch?

    Started by 2by4, December 10th, 2011 06:59 AM
    • Replies: 0
    • Views: 1,424
    2by4
    December 10th, 2011, 06:59 AM Go to last post

  6. [SOLVED] Should i use a hashmap?

    Started by 6Sloth9, May 1st, 2011 04:24 PM
    hashmap, java
    • Replies: 2
    • Views: 2,342
    copeg
    May 1st, 2011, 08:58 PM Go to last post

  7. Post Hi

    Started by Aadee, April 17th, 2011 03:11 AM
    • Replies: 1
    • Views: 1,901
    copeg
    April 17th, 2011, 11:13 AM Go to last post

  8. Convert Maps of String to Map of Maps

    Started by abhay8nitt, October 27th, 2009 06:35 AM
    • Replies: 1
    • Views: 5,067
    literallyjer
    October 27th, 2009, 07:27 AM Go to last post

  9. hashmap & arraylist mapping

    Started by abhi178, November 29th, 2010 12:17 AM
    • Replies: 3
    • Views: 3,165
    JavaPF
    November 29th, 2010, 07:32 AM Go to last post

  10. Question How to Simplify my code ?

    Started by aboyahia1435, December 11th, 2013 05:54 AM
    • Replies: 5
    • Views: 1,458
    GregBrannon
    December 12th, 2013, 06:00 AM Go to last post

  11. Finding Multiple Equal Max Values in an Array

    Started by AbsolutelyNobody, October 18th, 2011 11:49 PM
    array, loop, max, school, tie
    • Replies: 4
    • Views: 3,109
    abani
    October 30th, 2011, 03:07 AM Go to last post

  12. converting HashMap to a Bean

    Started by achsu, February 2nd, 2011 09:13 PM
    • Replies: 0
    • Views: 2,791
    achsu
    February 2nd, 2011, 09:13 PM Go to last post

  13. [SOLVED] Iterating through an ArrayList

    Started by Actinistia, October 29th, 2011 08:58 PM
    • Replies: 2
    • Views: 1,802
    Actinistia
    October 31st, 2011, 02:19 PM Go to last post

  14. Post Multi-dimension ArrayList example

    Started by adeola, March 15th, 2010 05:30 AM
    • Replies: 3
    • Views: 6,614
    okello
    March 26th, 2010, 03:23 AM Go to last post

  15. [SOLVED] Algorithm for all possible combinations?

    Started by affebaffe, December 2nd, 2012 09:08 AM
    • Replies: 8
    • Views: 2,223
    affebaffe
    December 3rd, 2012, 05:51 AM Go to last post

  16. [HELP] Iterating through a jagged edged array

    Started by AlexBeer, April 8th, 2010 09:43 AM
    array of arrays, multidimensional array, rectangular array
    • Replies: 2
    • Views: 3,423
    AlexBeer
    April 12th, 2010, 06:33 AM Go to last post

  17. LinkedList insert, remove and change

    Started by Alexie91, September 21st, 2011 03:00 AM
    • Replies: 1
    • Views: 1,569
    KevinWorkman
    September 21st, 2011, 07:16 AM Go to last post

  18. Ordering items but a bit more complex then just swapping items

    Started by alfa86, July 12th, 2019 07:52 AM
    2 Pages •
    1 2
    • Replies: 26
    • Views: 14,020
    Norm
    July 13th, 2019, 06:12 PM Go to last post

  19. Make JComboBox fill with id's from xml file

    Started by AliceH, September 17th, 2014 11:03 AM
    java, jcombobox, list, xml
    • Replies: 1
    • Views: 1,986
    Norm
    September 17th, 2014, 11:13 AM Go to last post

  20. add new element in array

    Started by allen_k, December 10th, 2011 10:39 PM
    • Replies: 3
    • Views: 1,950
    2by4
    December 11th, 2011, 03:13 PM Go to last post

  21. [SOLVED] Problem copying an arraylist to an array

    Started by allhalf425, September 19th, 2011 11:06 PM
    • Replies: 4
    • Views: 1,541
    allhalf425
    September 20th, 2011, 10:25 AM Go to last post

  22. Exclamation how to sort array by object string member value?

    Started by amgleason83, March 16th, 2012 03:21 PM
    • Replies: 9
    • Views: 2,349
    amgleason83
    March 16th, 2012, 05:29 PM Go to last post

  23. Cool What is the rationale behind `immutableCollection` family of methods, and the advantages of the particular pattern?

    Started by amn, April 2nd, 2013 07:25 AM
    java collection immutable
    • Replies: 7
    • Views: 1,456
    pbrockway2
    April 3rd, 2013, 05:11 PM Go to last post

  24. Labelling Number Array

    Started by andewor, October 14th, 2012 03:51 AM
    array, collections, hashmap, java, treeset
    • Replies: 0
    • Views: 1,437
    andewor
    October 14th, 2012, 03:51 AM Go to last post

  25. Trouble passing array in parameters

    Started by AngryCrow, September 12th, 2011 01:06 AM
    • Replies: 2
    • Views: 1,388
    JavaPF
    September 12th, 2011, 09:49 AM Go to last post

  26. collections

    Started by anis.laghaei, January 15th, 2013 08:09 AM
    • Replies: 3
    • Views: 1,231
    Norm
    January 15th, 2013, 09:29 AM Go to last post

  27. Java error in using Arrays

    Started by AnithaBabu1, August 26th, 2008 01:12 AM
    • Replies: 4
    • Views: 2,465
    JavaPF
    November 4th, 2008, 07:50 AM Go to last post

  28. Generics problem

    Started by ankur.trapasiya, January 22nd, 2011 05:58 AM
    generics
    • Replies: 1
    • Views: 1,644
    helloworld922
    January 22nd, 2011, 02:52 PM Go to last post

  29. Question Reading CSV file to take min, max, average of various stats

    Started by Annorax, March 3rd, 2011 04:32 PM
    • Replies: 1
    • Views: 2,329
    helloworld922
    March 3rd, 2011, 08:57 PM Go to last post

  30. Need Help Fast - Please Help in Java ArrayList

    Started by anonb, November 5th, 2012 01:11 PM
    • Replies: 6
    • Views: 1,696
    curmudgeon
    November 5th, 2012, 05:26 PM Go to last post

  31. Finding a Smallest Integer

    Started by antnas, October 25th, 2012 08:55 PM
    • Replies: 5
    • Views: 1,515
    jps
    November 1st, 2012, 01:15 AM Go to last post

  32. Arrays.equals not returning correct answer.

    Started by Anyone, February 6th, 2010 04:29 PM
    • Replies: 2
    • Views: 2,800
    Json
    February 11th, 2010, 10:12 AM Go to last post

  33. Problem with 2d array

    Started by Anyone, November 14th, 2009 07:23 PM
    • Replies: 2
    • Views: 2,735
    copeg
    November 14th, 2009, 09:32 PM Go to last post

  34. Change JTextArea to JList; Display ArrayList in JList

    Started by AP2000, June 5th, 2017 09:04 AM
    • Replies: 5
    • Views: 2,494
    NormR
    June 5th, 2017, 11:37 AM Go to last post

  35. Can't Fix Array Out of Bounds

    Started by Apocalypse, October 25th, 2011 09:46 AM
    • Replies: 5
    • Views: 1,978
    KevinWorkman
    October 31st, 2011, 07:37 AM Go to last post

  36. Bitstrings vs Hashmap

    Started by April, January 29th, 2010 07:27 PM
    • Replies: 3
    • Views: 2,325
    April
    February 2nd, 2010, 11:56 AM Go to last post

  37. Help with queues

    Started by araujo3rd, March 10th, 2010 07:48 AM
    • Replies: 2
    • Views: 1,940
    araujo3rd
    March 10th, 2010, 11:20 AM Go to last post

  38. [SOLVED] [Asking] Store method in HashMap

    Started by ardisamudra, April 26th, 2013 04:59 AM
    • Replies: 6
    • Views: 3,806
    ardisamudra
    May 5th, 2013, 10:59 PM Go to last post

  39. IndexOutOfBounds.. Error

    Started by Arius, January 17th, 2010 01:44 PM
    1 Attachment(s)
    • Replies: 2
    • Views: 1,965
    Arius
    January 17th, 2010, 04:14 PM Go to last post

  40. Question Multivaluemap with keyset iterator returning in order

    Started by arunrsmit, October 26th, 2013 11:19 AM
    apache, collections, java
    • Replies: 2
    • Views: 2,125
    copeg
    October 31st, 2013, 12:12 PM Go to last post

  41. Post How to compare two arraylist in java?

    Started by aryan_k4564, November 27th, 2020 09:23 AM
    • Replies: 1
    • Views: 3,379
    Norm
    November 27th, 2020, 09:45 AM Go to last post

  42. array size [10] need help!! any experts

    Started by asdin, February 9th, 2012 10:56 AM
    • Replies: 7
    • Views: 1,574
    Norm
    February 11th, 2012, 07:17 AM Go to last post

  43. Question retrieve data from database using Hashmap (multiple values in one key)

    Started by ashin12, March 31st, 2012 11:33 PM
    • Replies: 2
    • Views: 10,150
    gaszabo
    April 4th, 2012, 05:22 AM Go to last post

  44. NullPointerException Error in Code that Prints Array Elements

    Started by Atypically Engineered, April 6th, 2012 04:57 PM
    • Replies: 8
    • Views: 1,787
    pbrockway2
    April 6th, 2012, 10:21 PM Go to last post

  45. Throwing arrays as objects

    Started by Audemars, September 23rd, 2009 10:15 AM
    • Replies: 1
    • Views: 1,815
    helloworld922
    September 23rd, 2009, 06:29 PM Go to last post

  46. Ordering ArrayList by 3 conditions as you add to ArrayList

    Started by aussiemcgr, July 13th, 2010 10:05 AM
    • Replies: 4
    • Views: 3,331
    aussiemcgr
    July 13th, 2010, 02:08 PM Go to last post

  47. What is the fastest and most memory-efficient data structure?

    Started by aussiemcgr, November 20th, 2010 10:37 PM
    • Replies: 5
    • Views: 10,340
    Australianfrog
    October 11th, 2012, 03:48 PM Go to last post

  48. What is the fastest and most efficient for 3 dimensional structures?

    Started by aussiemcgr, December 10th, 2010 05:06 PM
    • Replies: 10
    • Views: 4,587
    aussiemcgr
    December 11th, 2010, 07:50 PM Go to last post

  49. Maps Question

    Started by aussiemcgr, May 16th, 2012 12:58 PM
    • Replies: 4
    • Views: 1,666
    Norm
    May 16th, 2012, 01:49 PM Go to last post

  50. 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: 2,835
    dlorde
    June 11th, 2011, 05:39 AM Go to last post
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