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Type: Posts; User: jasonxman

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    Help with this applet.

    I'm trying to write a Java Applet that prompts the user to enter the radius of a circle, then displays its diameter, circumference, and area. I have no idea on how I should proceed with this. Can...
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    Re: How to display error message box

    Thanks I figured it out. Had nothing to do with null, it was a matter of fixing the if statement.
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    Re: How to display error message box

    How do I tell what values that showInputDialog can return?

    showInputDialog = 1?
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    Re: How to display error message box

    I have no idea what I'm doing wrong can you show me the code that is correct.



    import javax.swing.JOptionPane;

    public class Assign2
    {

    // main method begins execution of Java...
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    Re: How to display error message box

    I tried inputting this code in after string name2

    if(name.isEmpty() || name2.isEmpty()){
    // Execute error code
    JOptionPane.showMessageDialog(null, "Error: You need to fill in both...
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    Re: How to display error message box

    Sorry, still can't figure it out. If you were to explain to me showing code I would appreciate it.
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    How to display error message box

    What I'm trying to figure out is "How do I make it where if the user hits Cancel on either first or last name, show an error message. ( The one with an X )


    Here is my code:


    import...
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