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Type: Posts; User: soradogoof

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    Re: keyListener not working

    Nevermind. I just realized I forgot to include the setFocusable(true) command in the constructor. Sorry I didn't notice before.
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    Re: keyListener not working

    also here is the icon if anyone wants to run the program for themselves:
    http://3.bp.blogspot.com/_R-wUtcHKmFA/Sap1vvvc-xI/AAAAAAAAAOc/7jKyM9uMlHI/S45/goku%2Bgif.gif
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    keyListener not working

    Just for fun I am trying to make my own version of the old game Crazy Taxi. I am only to the point of having the character however. I am at the stage of trying to make sure the character (goku icon)...
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    Re: NullPointerException problem

    Okay, I changed the
    pa.fillOval(100,100,50,50); to just repaint(). This got rid of my NullPointException error but now, the initial circle is drawn and nothing else happens.
    This is what my code...
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    Re: NullPointerException problem

    The exception occurs here:


    public void run()
    {
    pa.fillOval(200,200,50,50);
    }

    I made Graphics pa object static to get rid of an "unable to reference a nonstatic...
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    NullPointerException problem

    I just recently learned how to incorporate time into my programs. Specifically using the Timer and TimerTask classes to make a specific action occur after a certain amount of times, and repeat every...
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    Hello everyone!

    Hi. I am still a beginner at programming but am doing very well with it so far. I've taken a semester and a half of java in college and am currently teaching myself python on my own. Due to personal...
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    Re: Problem with Two-Dimensional Array Program

    now how do i denote this post as solved?
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    Re: Problem with Two-Dimensional Array Program

    Anddd solved! Thank you very much!
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    Re: Problem with Two-Dimensional Array Program

    i took away the definition inside the constructor and that got it going. Now I'm getting and exception found error
    Here is my new output:

    ----jGRASP exec: java MatrixFileTester

    reading from...
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    Re: Problem with Two-Dimensional Array Program

    It is defined in the beginning of the program and inside the constructor. That's all.
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    Re: Problem with Two-Dimensional Array Program

    Idk what happened to abunch of the posts but numRows is not altered after it gets set to 9 in the constructor. Accessed alot, but not altered. ?????
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    Re: Problem with Two-Dimensional Array Program

    Never again altered*
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    Re: Problem with Two-Dimensional Array Program

    It is declared at the beginning of the class, set to 0 at the beginning of the constructor, and then set to 9 after the constructor reads the input file. After that, it is accessed multiple times but...
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    Re: Problem with Two-Dimensional Array Program

    Ah. There's the problem. In the method numRows is equal to 0. But it gets set to 9 in the constructor. Why does it reset?
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    Re: Problem with Two-Dimensional Array Program

    I still can't find the problem. The only variable I missed that that method used was the array matrix[][] . Which I have added a print statement for and I have the same issue. It is equal to 0 before...
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    Re: Problem with Two-Dimensional Array Program

    Here's my updated matrix class: (i only updated the detectErrors method, i will take correcting the methods one method at a time for easier thought-process. although hopefully whatever is the issue...
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    Re: Problem with Two-Dimensional Array Program

    Not working at all*
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    Re: Problem with Two-Dimensional Array Program

    I have added println statements to the detectErrors method and discovered hat for some reason, the for loop is not being entered. I am posting this reply with my phone so as soon as I get home I will...
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    Re: Problem with Two-Dimensional Array Program

    Well after I put it in the java code format the smileys don't appear anyway so...
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    Re: Problem with Two-Dimensional Array Program

    Oh. an open parenthese makes the faces. That makes sense. Well. Not much I can do about that. and I'll get the highlighting right real quick.
    And I called all the methods in the driver program...
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    Re: Problem with Two-Dimensional Array Program

    Um. I'm not sure why in the correction private methods it changed all the equal signs to broken heart faces but yeah...those are equal signs.
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    Problem with Two-Dimensional Array Program

    This is a homework assignment for my csci 1302 class. The assignment is for the program to read a matrix of numbers from an input file (provided by the user), count up the number of rows and columns...
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