Questions tagged as 'netbeans'

Tagged questions
2
answers

Close instance already created, Java - Eclipse

Good to you I am making an aplicaicon with several JFrames and in one of them there is a confirmation window, then suppose the following thing; I have: JF1. JF2. JD1. Instance JF2 from a button belonging to JF1 and from there instancio J...
asked by 22.09.2018 / 07:42
1
answer

I need help with splits and modifying text in Netbeans JAVA

I'm doing a program in JAVA that opens a text file and edits some lines in the file is of this type: PreUtterance= Intensity=100 Modulation=0 PBW=333,286,411,525,471.2 PBS=0 PBY=0,125.1,-19.3,69.9, I need to edit the second and...
asked by 18.08.2018 / 06:32
1
answer

NetBeans does not highlight the corresponding key {}

Previously, in NetBeans , within the code editor, by positioning the insert cursor on the start key { or end } of a function ( function ) or method, this key was placed in a yellow color, which served to see which key corres...
asked by 21.11.2018 / 21:34
0
answers

Remove plugin dark in NetBeans

I installed the dark plugin from the tools - plugins - avaliable plugins tab and put one that was called dark and now I can not uninstall it.     
asked by 31.12.2018 / 01:14
1
answer

How to join JTextField with JButton?

I want to give my program a better style and I want to link the button with the text box but I can not do it. I want it to look like this. And I just make it look like this. Mine is doing it directly with netbeans, the other is...
asked by 07.11.2016 / 20:10
2
answers

adding Jtable cells

Good day, I have a small problem, I have 2 tables in the same panel, one loads pending invoices, by clicking on them they are added to the Janda seguanda, until then everything is perfect, now I have a Jlabel that I need show me the amount that...
asked by 31.08.2017 / 14:47
1
answer

help mysql java netbeans

package Principal; import java.sql.Connection; import java.sql.PreparedStatement; import java.sql.ResultSet; import java.util.ArrayList; public class Galerias { Connection con = null; public void Insertar(String nombre, String ubicacio...
asked by 26.10.2018 / 18:19
1
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how do you do when you click on the NO option of a confirmdialog stay there in a form jframe of netbeasn?

How to do when you click on the NO option of a confirmdialog, stay there in a form jframe of netbeasn? private void jButton3MouseClicked( java.awt.event.MouseEvent evt ) { int ax = JOptionPane.showConfirmDialog( null, "Est...
asked by 22.05.2017 / 22:40
1
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ERROR ClassNotFoundException: jdbc: mysql: // localhost: 3306 / athletes

I need urgent help, I get this error:    May 22, 2018 7:56:34 AM Windows.inscriptions   btn_guardarActionPerformed GRAVE: null   java.lang.ClassNotFoundException: jdbc: mysql: // localhost: 3306 / athletes It is a program where you regist...
asked by 22.05.2018 / 14:54
1
answer

java.lang.ClassCastException: Can not cast javax.swing.JPanel to java.lang.Boolean

I get that error when executing JFrame in which Jpanel is located. Any idea I get why this occurs would be very helpful.    Exception in thread "AWT-EventQueue-0" java.lang.ClassCastException: Can not cast javax.swing.JPanel to java.lang.Bool...
asked by 31.08.2018 / 16:44