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Type: Posts; User: ZDreamer08

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  1. Replies
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    Android programming Thesis Concept

    Hi guys. Can someone suggest a great thesis/capstone for mobile app using Android programming? Thanks in advance. :)
  2. WAMP : Advisable database to use for java apps or not?

    Is it advisable to use WAMP server to be my database in a Java Application? I'll be creating an automated inventory and POS system. Thanks in advance. Your suggestions will be a big help.
  3. Re: Im having a problem in retrieving values from jTable.

    okay i'll just work it out first. thanks :)
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    Re: the if statement does not work

    if((*String*.equalsIgnoreCase(*String variable or String value*))||(*String*.equalsIgnoreCase(*String variable or String value*))){

    /*statement*/

    }

    else{

    /*statement*/
  5. Re: Im having a problem in retrieving values from jTable.

    I hope you understand :(
    this is how i add row for the jTable.


    THIS CODE IS IS IN THE GUI. WHEN I HIT ENTER KEY ON QUANTITY TEXTFIELD. THIS WILL PROCESS.




    String quantity =...
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    Re: Y is this showing a error???

    maybe the method doesnt have a parameter.
  7. Re: Im having a problem in retrieving values from jTable.

    Sorry. idk how to cut it. This is the simplest code that will be understood i guess. but i'll provide the output and error




    String getRowValue=String.valueOf(tblmodel.getValueAt(2,...
  8. Im having a problem in retrieving values from jTable.

    how can i get the value from a jtable? im only retrieving one row value. but it always display an error which says 3>=3 ..
  9. Re: Causing NULL POINTER when i add a code;

    still need assistance :( and as i debug it. i have a bad feeling that it's because of the DefaultTableModel tm; is being the NULL POINTER error. cause when im getting the row information from...
  10. Re: Causing NULL POINTER when i add a code;

    no. im disecting my code. so i found the error and it was in the tm.addColumn(rmeta.getColumnName(i));
  11. Causing NULL POINTER when i add a code;

    public DefaultTableModel showTable(DefaultTableModel tmodel, String sql){
    DefaultTableModel tm = tmodel;
    String sq = sql;


    try {
    ...
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    What causes this error?

    so i'm connecting database to netbeans. and im trying to get the column name from the database to java.

    2088
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    About deleting rows from table model.

    How to delete row from the table model without selecting it? The user will just input a number which matches the data from the table?

    example:

    ID | Name | Year |...
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    Re: What's wrong with my code :(

    The main method is in another class. The add, delete, edit, view and exit functions are just methods that has been called on the main class. I've separated it and instantiate it on the main.
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    Re: What's wrong with my code :(

    and i've edited the code.


    import java.util.*;
    import java.io.*;
    import java.io.File;
    import java.io.PrintWriter;

    public class DeleteF {
    Scanner in = new Scanner(System.in);
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    Re: What's wrong with my code :(

    Can you train the user so he only enters good data? How does the user know what good data is? Should the program display all the IDs and allow the user to chose one?

    sorry. i've just joined today....
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    Re: java.io.File;

    alright. i posted a new one. please check that out. thank you so much for the help. :)

    this is the link. thanks. :)...
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    What's wrong with my code :(

    Can someone help me about my system. Im having trouble about my code. I cant figure out how it works. Lets see. Soo its about File class. How am i be able to compare string to notepad data. I've...
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    java.io.File;

    Can someone help me about my system. Im having trouble about my code. I cant figure out how it works. Lets see. Soo its about File class. How am i be able to compare string to notepad data. I've...
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