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.

Results 1 to 2 of 2

Thread: WHATS WRONG

  1. #1
    Junior Member
    Join Date
    Sep 2012
    Posts
    1
    Thanks
    0
    Thanked 0 Times in 0 Posts

    Default WHATS WRONG

    class byteshift
    {
    public static void main(String args[])
    {
    byte b;
    double d=417;
    b=(byte)d;

    System.out.print(b);
    }
    }


    // ANSWER SHOULD BE 417-256=161 BUT I AM GETTING -95 WHAT IS HAPPENING HERE.


  2. #2
    Super Moderator Norm's Avatar
    Join Date
    May 2010
    Location
    Eastern Florida
    Posts
    25,140
    Thanks
    65
    Thanked 2,720 Times in 2,670 Posts

    Default Re: WHATS WRONG

    A byte holds a signed value that can have a max positive value of 127 (0x7F). If the high order (the sign) bit is set, the value is negative.

    Print out the values using the Integer class's toHexString() method to see what bits are set.
    Last edited by Norm; September 8th, 2012 at 07:51 AM.
    If you don't understand my answer, don't ignore it, ask a question.

Similar Threads

  1. Whats wrong?
    By help2 in forum What's Wrong With My Code?
    Replies: 3
    Last Post: June 4th, 2012, 04:22 AM
  2. could you tell me whats wrong....
    By gonfreecks in forum What's Wrong With My Code?
    Replies: 3
    Last Post: November 6th, 2010, 04:35 PM
  3. whats wrong with this one....
    By chronoz13 in forum What's Wrong With My Code?
    Replies: 9
    Last Post: October 6th, 2009, 10:08 AM
  4. help whats wrong
    By silverspoon34 in forum What's Wrong With My Code?
    Replies: 4
    Last Post: October 3rd, 2009, 01:41 AM
  5. [SOLVED] whats wrong with my IDE
    By chronoz13 in forum Java IDEs
    Replies: 2
    Last Post: August 27th, 2009, 06:34 AM