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Type: Posts; User: slinky29

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  1. Need a bit of help with Linked List program

    Hey programmers. I've been at this program for a little over two weeks, and could really use some expert help. Basically, I'm trying to read a text file into two integers x and y (which will be used...
  2. create an equals() method that overrides the object equals() method

    I'm having a little problem with trying to create an equals object that overrides the object equals method if the id numbers are the same.
    It's the only problem i'm having, other than that, my...
  3. Re: 2D array project. Takes a matrix of numbers, checks for errors in the surrounding cells, and changes numbers to symbols.

    I figured out what I was doing wrong. I have declared an instance variable, but have the same variable defined in a method. Simple fix.
  4. Re: 2D array project. Takes a matrix of numbers, checks for errors in the surrounding cells, and changes numbers to symbols.

    i've tried some things out, but still get the same errors:
    Exception in thread "main" java.lang.NullPointerException
    at java.io.Writer.write(Writer.java:157)
    at...
  5. 2D array project. Takes a matrix of numbers, checks for errors in the surrounding cells, and changes numbers to symbols.

    I'm new to Java, and have been stuck on this project for days. I've exhausted as much time as I'd like, and am now admitting defeat. Would someone who is vastly superior than I give my code a...
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