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Type: Posts; User: RedCloudTsunami

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  1. Re: NullPointerException stopping me from deploying. Help please?

    You were right, I'd just made a silly error on that line. I needed to uppercase a few letters and I was sorted. Many thanks! :-)
  2. NullPointerException stopping me from deploying. Help please?

    Hey everyone,

    I'm trying to deploy my program and I'm receiving this message:

    Exception in thread "main" java.lang.NullPointerException
    at javax.swing.ImageIcon.<init><Unknown Source>
    ...
  3. Re: Extending JFrame + having multiple windows.

    Ahh I see, I understand now. However, that means all three windows will be identical as they'll all be instances of the same constructor method, so I assume that new classes will need to be...
  4. Re: Extending JFrame + having multiple windows.

    Would it be a good idea to have the other classes in different .java files that all extend JFrame? I'm still learning so it confuses me a lot. So far I have:

    public static void main( String[] args...
  5. Re: Extending JFrame + having multiple windows.

    Many thanks!
  6. Extending JFrame + having multiple windows.

    Hello,

    Is it possible to have multiple windows when extending JFrame? If so, could you give a quick example?

    Many thanks,

    Alex.
  7. Re: Keeping same window, but displaying new content?

    Many thanks! :-)
  8. Re: Keeping same window, but displaying new content?

    Please could you give a quick example? That website isn't very clear.
  9. Re: Keeping same window, but displaying new content?

    Could you possibly explain this Container you mentioned. Sorry about this.
  10. Keeping same window, but displaying new content?

    Hello there,

    I'm still a newbie when it comes to Java, and I've just been learning about Swing. I was wondering how you could do this:

    Show a Start button and a picture, then, when the button...
  11. Replies
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    331

    Math.E - what exactly is it?

    Hey everyone,

    What is Math.E and how can it be used? I've heard it has something to do with "logarithms" but I'm not quite sure what that is either.

    Many thanks,
    Alex.
  12. Forming Multiple Methods - please help explain this for a newbie?

    Hello everybody,

    I've been reading a book that teaches Java for a while now and I've hit a page that I just don't understand: the reason being that the book doesn't explain what is going on well...
  13. Math.PI sometimes works, and sometimes doesn't. Help!?

    Hello there,

    I wrote this simple code as I'm learning to program in Java, and I don't understand what the problem is with the code. Sometimes it will compile and sometime it shows the error in the...
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