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 82 1231151 ... LastLast
Threads 1 to 50 of 4055

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: 190,417
    March 18th, 2012, 07:28 AM Go to last post
    • Replies: 15
    • Views: 103,286
    February 28th, 2010, 09:30 PM Go to last post
  2. Cool Java program Square root

    Started by Hey, June 13th, 2009 01:51 PM
    code, java, math.sqrt(), program, square root
    • Replies: 5
    • Views: 56,026
    August 16th, 2009, 01:14 AM Go to last post
  3. Java error "could not create java virtual machine"

    Started by aubrey4444, February 2nd, 2009 06:52 AM
    ps3
    • Replies: 17
    • Views: 38,666
    October 3rd, 2010, 12:51 PM Go to last post
  4. 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: 28,276
    October 26th, 2012, 09:35 AM Go to last post
  5. Converting Hex to Decimal

    Started by r2ro_serolf, November 9th, 2009 12:22 AM
    • Replies: 10
    • Views: 26,814
    September 4th, 2011, 04:29 PM Go to last post
  6. How to make Multiple JUnit reports

    Started by GodspeedPR, July 22nd, 2011 09:04 AM
    • Replies: 0
    • Views: 25,990
    July 22nd, 2011, 09:04 AM Go to last post
  7. JButton Width & Height

    Started by Howdy_McGee, May 22nd, 2010 01:19 AM
    • Replies: 4
    • Views: 25,122
    May 22nd, 2010, 07:12 AM Go to last post
  8. "illegal modifier for parameter sum; only final is permitted

    Started by etidd, January 29th, 2010 04:13 PM
    • Replies: 3
    • Views: 24,596
    February 11th, 2010, 06:51 AM Go to last post
    • Replies: 2
    • Views: 22,312
    August 17th, 2010, 10:51 AM Go to last post
  9. How to make console output bold

    Started by ColeTrain, October 14th, 2012 12:41 AM
    • Replies: 6
    • Views: 19,581
    October 16th, 2012, 09:54 AM Go to last post
  10. Java projects for beginner

    Started by hexwind, August 4th, 2011 06:33 PM
    • Replies: 5
    • Views: 18,158
    August 8th, 2011, 08:05 PM Go to last post
  11. Best Book to learn Java

    Started by ShadowKing98, April 19th, 2011 07:07 AM
    • Replies: 8
    • Views: 16,747
    July 1st, 2013, 06:57 AM Go to last post
  12. How can I detect the end of a line in a file ?

    Started by lumpy, February 17th, 2010 03:44 AM
    • Replies: 3
    • Views: 15,080
    February 18th, 2010, 02:13 AM Go to last post
  13. Unhappy how do you leave a line space in java?

    Started by ss7, November 3rd, 2009 01:07 PM
    • Replies: 7
    • Views: 15,052
    November 5th, 2009, 07:20 AM Go to last post
  14. Post cosine in java

    Started by etidd, January 20th, 2010 03:33 PM
    • Replies: 4
    • Views: 13,974
    January 22nd, 2010, 08:33 AM Go to last post
  15. How To Make JCreator Output in a Command Window

    Started by Kimimaru, October 4th, 2010 02:09 AM
    • Replies: 4
    • Views: 12,891
    October 4th, 2010, 09:36 PM Go to last post
  16. set Precision

    Started by sabir, March 4th, 2011 08:56 AM
    • Replies: 1
    • Views: 12,842
    March 4th, 2011, 10:32 AM Go to last post
  17. Practice Questions / Problems / Projects

    Started by Cuju, March 30th, 2010 08:35 PM
    • Replies: 3
    • Views: 12,773
    May 2nd, 2010, 09:00 PM Go to last post
  18. float to 2 decimal places

    Started by fh84, November 25th, 2009 08:26 AM
    • Replies: 3
    • Views: 12,718
    November 25th, 2009, 10:27 AM Go to last post
  19. Appending to excel using POI

    Started by krishnamohan, August 18th, 2010 09:39 AM
    • Replies: 8
    • Views: 12,677
    August 19th, 2010, 05:40 AM Go to last post
  20. Converting Object to Long

    Started by aussiemcgr, August 19th, 2010 03:04 PM
    • Replies: 5
    • Views: 12,249
    August 20th, 2010, 08:35 AM Go to last post
  21. Question Sub class Serialization

    Started by Param, April 22nd, 2010 03:21 AM
    • Replies: 6
    • Views: 11,665
    April 23rd, 2010, 02:04 AM Go to last post
  22. Question How do I loop a switch Statement?

    Started by Arkeshen, May 24th, 2011 11:02 PM
    • Replies: 7
    • Views: 11,592
    July 19th, 2011, 06:25 AM Go to last post
  23. 2D Java Applet Games

    Started by bbr201, August 18th, 2010 09:28 AM
    2 Pages
    1 2
    • Replies: 26
    • Views: 11,366
    August 27th, 2010, 09:12 AM Go to last post
  24. Exception in thread "main" java.lang.NoClassDefFoundError

    Started by Scarice, July 4th, 2011 06:59 PM
    2 Pages
    1 2
    • Replies: 25
    • Views: 11,262
    July 4th, 2011, 10:02 PM Go to last post
    • Replies: 2
    • Views: 10,944
    January 7th, 2011, 12:28 AM Go to last post
  25. what if flag?

    Started by chronoz13, November 7th, 2009 12:28 AM
    • Replies: 8
    • Views: 10,653
    November 7th, 2009, 11:44 PM Go to last post
  26. Creating a Java Desktop Application in NetBeans

    Started by cslx99, September 23rd, 2011 03:41 PM
    • Replies: 5
    • Views: 9,857
    December 2nd, 2012, 12:25 AM Go to last post
  27. 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: 9,804
    October 12th, 2010, 12:32 AM Go to last post
  28. Website Help

    Started by RayanaSmith, July 13th, 2013 08:27 AM
    • Replies: 0
    • Views: 9,406
    July 13th, 2013, 08:27 AM Go to last post
  29. [SOLVED] How to Iterate through a string?

    Started by Stockholm Syndrome, October 30th, 2010 06:16 PM
    charat, loops, methods, strings
    • Replies: 8
    • Views: 8,977
    November 2nd, 2010, 05:45 PM Go to last post
  30. Java LAN Chat Program

    Started by nevilltron, February 10th, 2010 04:12 PM
    • Replies: 1
    • Views: 8,530
    February 11th, 2010, 02:15 AM Go to last post
  31. Question B+ Tree implementation

    Started by programmer, November 15th, 2009 02:39 PM
    • Replies: 2
    • Views: 8,342
    November 15th, 2009, 04:47 PM Go to last post
  32. contains vs. indexOf

    Started by mgrootsch, September 15th, 2009 08:55 AM
    • Replies: 5
    • Views: 8,340
    September 17th, 2009, 08:09 AM Go to last post
  33. [SOLVED] difference between fileReader and bufferReader

    Started by shadihrr, June 5th, 2010 03:28 AM
    • Replies: 6
    • Views: 8,317
    June 8th, 2010, 01:26 AM Go to last post
  34. How to read character from image area(jpg image)?

    Started by sundarjothi, May 22nd, 2008 07:53 AM
    • Replies: 5
    • Views: 8,125
    August 6th, 2008, 02:08 AM Go to last post
  35. Difference Between JDK 5,6 & 7

    Started by wadey, February 2nd, 2012 06:17 AM
    sdk
    • Replies: 5
    • Views: 8,072
    February 2nd, 2012, 08:07 AM Go to last post
  36. JList with multiple columns

    Started by aussiemcgr, January 21st, 2011 06:49 AM
    • Replies: 2
    • Views: 7,902
    January 27th, 2011, 07:44 AM Go to last post
  37. Java API to compare two files

    Started by Shakthi, August 9th, 2011 09:18 AM
    • Replies: 16
    • Views: 7,684
    August 22nd, 2012, 09:51 AM Go to last post
  38. Question: Converting cents to dollars.

    Started by shamed, December 25th, 2009 10:12 PM
    • Replies: 4
    • Views: 7,448
    December 26th, 2009, 05:33 PM Go to last post
  39. Deprecation in assert?

    Started by blobbyx22, November 26th, 2011 11:16 AM
    • Replies: 3
    • Views: 7,409
    November 26th, 2011, 11:37 AM Go to last post
  40. Advantages of method Overloading and Overriding

    Started by tcstcs, January 18th, 2012 11:00 PM
    • Replies: 2
    • Views: 7,267
    January 19th, 2012, 03:55 AM Go to last post
  41. How can I convert a String to Set<String>? Is it possible?

    Started by noFear, August 25th, 2010 06:46 AM
    • Replies: 2
    • Views: 7,111
    August 25th, 2010, 09:03 AM Go to last post
  42. the definition of a wrapper class

    Started by nickypass, October 17th, 2010 12:31 AM
    • Replies: 1
    • Views: 7,007
    October 17th, 2010, 01:54 AM Go to last post
  43. How to kill proceses

    Started by oyekunmi, October 15th, 2009 06:23 PM
    • Replies: 3
    • Views: 6,919
    October 16th, 2009, 08:34 AM Go to last post
  44. Out of memory - Java heap space

    Started by fraxx, November 23rd, 2009 02:28 AM
    • Replies: 4
    • Views: 6,880
    November 24th, 2009, 04:26 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: 6,742
    September 20th, 2012, 10:30 AM Go to last post
  46. Is there an integer-type variable bigger than "long"?

    Started by bardd, September 3rd, 2010 02:26 PM
    • Replies: 2
    • Views: 6,732
    September 3rd, 2010, 02:43 PM Go to last post
  47. Function of difference between two numbers

    Started by uplink600, May 13th, 2009 03:47 AM
    • Replies: 2
    • Views: 6,727
    May 13th, 2009, 05:57 AM Go to last post

Page 1 of 82 1231151 ... 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
  •