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Threads 1 to 50 of 4270

Forum: Java Theory & Questions

Only post general Java theory & questions here.

  1. Convert string hex to int?

    Started by Lucky7, March 18th, 2012 04:49 AM
    • Replies: 1
    • Views: 191,478
    Norm
    March 18th, 2012, 07:28 AM Go to last post

  2. [SOLVED] Exception in thread "AWT-EventQueue-0" java.lang.OutOfMemoryError: Java heap space

    Started by John, April 23rd, 2009 03:28 PM
    java heap space
    • Replies: 15
    • Views: 114,722
    xdigg
    February 28th, 2010, 10:30 PM Go to last post

  3. Cool Java program Square root

    Started by Hey, June 13th, 2009 01:51 PM
    code, java, math.sqrt(), program, square root
    • Replies: 5
    • Views: 58,566
    Freaky Chris
    August 16th, 2009, 01:14 AM Go to last post

  4. How to make console output bold

    Started by ColeTrain, October 14th, 2012 12:41 AM
    • Replies: 6
    • Views: 49,233
    lightOfDay
    October 16th, 2012, 09:54 AM Go to last post

  5. "illegal modifier for parameter sum; only final is permitted

    Started by etidd, January 29th, 2010 05:13 PM
    • Replies: 3
    • Views: 46,643
    animesh
    February 11th, 2010, 07:51 AM Go to last post

  6. Java error "could not create java virtual machine"

    Started by aubrey4444, February 2nd, 2009 07:52 AM
    ps3
    • Replies: 17
    • Views: 40,818
    Darryl.Burke
    October 3rd, 2010, 12:51 PM Go to last post

  7. When to use Comparator and Comparable Interface in java

    Started by diyaots, August 24th, 2011 01:16 AM
    java application development, java software development
    • Replies: 7
    • Views: 30,367
    copeg
    October 26th, 2012, 09:35 AM Go to last post

  8. Converting Hex to Decimal

    Started by r2ro_serolf, November 9th, 2009 01:22 AM
    • Replies: 10
    • Views: 29,274
    Norm
    September 4th, 2011, 04:29 PM Go to last post

  9. How to make Multiple JUnit reports

    Started by GodspeedPR, July 22nd, 2011 09:04 AM
    • Replies: 0
    • Views: 26,737
    GodspeedPR
    July 22nd, 2011, 09:04 AM Go to last post

  10. JButton Width & Height

    Started by Howdy_McGee, May 22nd, 2010 01:19 AM
    • Replies: 4
    • Views: 26,736
    dlorde
    May 22nd, 2010, 07:12 AM Go to last post

  11. Question How do I loop a switch Statement?

    Started by Arkeshen, May 24th, 2011 11:02 PM
    • Replies: 10
    • Views: 25,592
    Norm
    August 2nd, 2018, 07:47 AM Go to last post

  12. How to install a JDBC driver in Eclipse? And where to take it from?

    Started by noFear, August 17th, 2010 09:41 AM
    • Replies: 2
    • Views: 23,738
    noFear
    August 17th, 2010, 10:51 AM Go to last post

  13. How can I convert a String to Set<String>? Is it possible?

    Started by noFear, August 25th, 2010 06:46 AM
    • Replies: 2
    • Views: 22,700
    noFear
    August 25th, 2010, 09:03 AM Go to last post

  14. Converting Object to Long

    Started by aussiemcgr, August 19th, 2010 03:04 PM
    • Replies: 5
    • Views: 22,659
    aussiemcgr
    August 20th, 2010, 08:35 AM Go to last post

  15. Function of difference between two numbers

    Started by uplink600, May 13th, 2009 03:47 AM
    • Replies: 2
    • Views: 22,274
    Freaky Chris
    May 13th, 2009, 05:57 AM Go to last post

  16. How To Make JCreator Output in a Command Window

    Started by Kimimaru, October 4th, 2010 02:09 AM
    • Replies: 4
    • Views: 20,252
    Kimimaru
    October 4th, 2010, 09:36 PM Go to last post

  17. How can I detect the end of a line in a file ?

    Started by lumpy, February 17th, 2010 04:44 AM
    • Replies: 3
    • Views: 19,964
    helloworld922
    February 18th, 2010, 03:13 AM Go to last post

  18. Java projects for beginner

    Started by hexwind, August 4th, 2011 06:33 PM
    • Replies: 5
    • Views: 19,688
    hexwind
    August 8th, 2011, 08:05 PM Go to last post

  19. Unhappy how do you leave a line space in java?

    Started by ss7, November 3rd, 2009 02:07 PM
    • Replies: 7
    • Views: 18,492
    tonka
    November 5th, 2009, 08:20 AM Go to last post

  20. Best Book to learn Java

    Started by ShadowKing98, April 19th, 2011 07:07 AM
    • Replies: 8
    • Views: 18,115
    KevinWorkman
    July 1st, 2013, 06:57 AM Go to last post

  21. Appending to excel using POI

    Started by krishnamohan, August 18th, 2010 09:39 AM
    • Replies: 8
    • Views: 16,341
    krishnamohan
    August 19th, 2010, 05:40 AM Go to last post

  22. Chess Program

    Started by gokuball, August 11th, 2013 02:58 PM
    9 Pages •
    1 2 3 ... 9
    12 Attachment(s)
    • Replies: 218
    • Views: 15,114
    Norm
    August 19th, 2013, 04:47 PM Go to last post

  23. Post cosine in java

    Started by etidd, January 20th, 2010 04:33 PM
    • Replies: 4
    • Views: 14,969
    olemagro
    January 22nd, 2010, 09:33 AM Go to last post

  24. 2D Java Applet Games

    Started by bbr201, August 18th, 2010 09:28 AM
    2 Pages •
    1 2
    • Replies: 26
    • Views: 14,786
    Asido
    August 27th, 2010, 09:12 AM Go to last post

  25. Exception in thread "main" java.lang.NoClassDefFoundError

    Started by Scarice, July 4th, 2011 06:59 PM
    2 Pages •
    1 2
    2 Attachment(s)
    • Replies: 25
    • Views: 14,514
    Junky
    July 4th, 2011, 10:02 PM Go to last post

  26. Question How to get a System's total CPU usage percentage using a java program

    Started by userj2ee, January 7th, 2011 12:32 AM
    • Replies: 2
    • Views: 14,321
    JavaHater
    January 7th, 2011, 01:28 AM Go to last post

  27. set Precision

    Started by sabir, March 4th, 2011 09:56 AM
    • Replies: 1
    • Views: 14,058
    JavaPF
    March 4th, 2011, 11:32 AM Go to last post

  28. Practice Questions / Problems / Projects

    Started by Cuju, March 30th, 2010 08:35 PM
    • Replies: 3
    • Views: 13,950
    damajicman3
    May 2nd, 2010, 09:00 PM Go to last post

  29. float to 2 decimal places

    Started by fh84, November 25th, 2009 09:26 AM
    • Replies: 3
    • Views: 13,946
    Json
    November 25th, 2009, 11:27 AM Go to last post

  30. what if flag?

    Started by chronoz13, November 7th, 2009 01:28 AM
    • Replies: 8
    • Views: 13,853
    chronoz13
    November 8th, 2009, 12:44 AM Go to last post

  31. Translate Java Code Into English

    Started by drkossa, November 26th, 2009 02:35 PM
    • Replies: 4
    • Views: 13,834
    helloworld922
    November 27th, 2009, 02:52 PM Go to last post

  32. detecting fields of pdf form paper based

    Started by dave3, August 15th, 2013 06:57 PM
    • Replies: 1
    • Views: 13,551
    jps
    August 16th, 2013, 03:20 PM Go to last post

  33. How to read character from image area(jpg image)?

    Started by sundarjothi, May 22nd, 2008 07:53 AM
    • Replies: 5
    • Views: 12,889
    jazz2k8
    August 6th, 2008, 02:08 AM Go to last post

  34. Question Sub class Serialization

    Started by Param, April 22nd, 2010 03:21 AM
    • Replies: 6
    • Views: 12,839
    Param
    April 23rd, 2010, 02:04 AM Go to last post

  35. Angry [SOLVED] going to the nextLine in Java BufferedReader

    Started by help_desk, July 18th, 2014 10:17 AM
    java
    • Replies: 9
    • Views: 12,744
    help_desk
    July 18th, 2014, 01:36 PM Go to last post

  36. Creating a Java Desktop Application in NetBeans

    Started by cslx99, September 23rd, 2011 03:41 PM
    • Replies: 5
    • Views: 12,096
    yiting
    December 2nd, 2012, 01:25 AM Go to last post

  37. JList with multiple columns

    Started by aussiemcgr, January 21st, 2011 07:49 AM
    • Replies: 2
    • Views: 11,579
    KevinWorkman
    January 27th, 2011, 08:44 AM Go to last post

  38. Question How do you convert a jar file into a java file, how ?

    Started by auto78900, October 8th, 2010 08:12 PM
    • Replies: 4
    • Views: 11,245
    Darryl.Burke
    October 12th, 2010, 12:32 AM Go to last post

  39. contains vs. indexOf

    Started by mgrootsch, September 15th, 2009 08:55 AM
    • Replies: 5
    • Views: 11,244
    Json
    September 17th, 2009, 08:09 AM Go to last post

  40. Question: Converting cents to dollars.

    Started by shamed, December 25th, 2009 11:12 PM
    • Replies: 4
    • Views: 11,053
    shamed
    December 26th, 2009, 06:33 PM Go to last post

  41. how to use Scanner and useDelimiter with int

    Started by scdesign, August 27th, 2013 01:42 PM
    scanner, usedelimiter 2 Attachment(s)
    • Replies: 9
    • Views: 11,031
    scdesign
    August 30th, 2013, 04:23 AM Go to last post

  42. [SOLVED] How to Iterate through a string?

    Started by Stockholm Syndrome, October 30th, 2010 06:16 PM
    charat, loops, methods, strings
    • Replies: 8
    • Views: 10,609
    Stockholm Syndrome
    November 2nd, 2010, 05:45 PM Go to last post

  43. [SOLVED] How To Increment Array Elements

    Started by Nuggets, March 30th, 2012 04:53 PM
    • Replies: 15
    • Views: 10,598
    andreas90
    April 1st, 2012, 12:10 PM Go to last post

  44. Talking Need some nice sites to learn Java

    Started by java, June 23rd, 2009 12:13 PM
    2 Pages •
    1 2
    • Replies: 32
    • Views: 10,332
    erdsingh
    April 5th, 2021, 10:46 AM Go to last post

  45. Create a file specifying the size JAVA

    Started by Harbox, July 26th, 2010 03:27 AM
    • Replies: 3
    • Views: 10,070
    IronWolf
    September 20th, 2012, 10:30 AM Go to last post

  46. Java API to compare two files

    Started by Shakthi, August 9th, 2011 09:18 AM
    • Replies: 16
    • Views: 10,054
    Darryl.Burke
    August 22nd, 2012, 09:51 AM Go to last post

  47. Website Help

    Started by RayanaSmith, July 13th, 2013 08:27 AM
    • Replies: 0
    • Views: 10,004
    RayanaSmith
    July 13th, 2013, 08:27 AM Go to last post

  48. Question B+ Tree implementation

    Started by programmer, November 15th, 2009 03:39 PM
    • Replies: 2
    • Views: 10,001
    programmer
    November 15th, 2009, 05:47 PM Go to last post

  49. Question Tower Defense on Java

    Started by snowguy13, December 4th, 2011 04:11 PM
    3 Pages •
    1 2 3
    1 Attachment(s)
    • Replies: 60
    • Views: 9,959
    thatguywhoprograms
    December 20th, 2011, 08:15 PM Go to last post

  50. [SOLVED] difference between fileReader and bufferReader

    Started by shadihrr, June 5th, 2010 03:28 AM
    • Replies: 6
    • Views: 9,785
    shadihrr
    June 8th, 2010, 01:26 AM Go to last post
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