Questions tagged as 'netbeans'

Tagged questions
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Error connecting Netbeans with a SQL Server 2008 database

Good, I am wanting to connect Netbeans with a database but I have the following error    Can not establish a connection to jdbc: sqlserver: // CRONOPIO: 1433; databaseName = ppm using com.microsoft.sqlserver.jdbc.SQLServerDriver (The TCP / IP...
asked by 06.11.2016 / 17:51
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Infinite recursive function

I have an infinite recursive cycle in Java public void infiniteLoop(Long x){ System.out.println(""+x); infiniteLoop(x + 1); } public static void main(String[] args) { StackOverFlow st = new StackOverFlow(); st.infiniteLoop(...
asked by 10.04.2017 / 17:34
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do the functions in JAVA menu buttons

I need to put actions to the buttons of a menu created in java with netbeans, I did it with the help that the compiler brings to make graphic menus but I do not know how to make the connection so that the buttons execute functions, if someone ex...
asked by 14.07.2016 / 02:14
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How to check objects in a java cycle? [closed]

I wanted to know if it is possible to do a validation, for example, if I have 3 jtextfield with serial name ejm: jTextField1 jTextField2 jTextField3 (obviously more) and I want to see what they have stored, what can I do in a cycle? and in...
asked by 27.03.2017 / 18:29
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display data from a table in mysql using a jtable

My query is as follows, I have 3 related tables (students, tutors, kinship) and a jtable which shows me the data from a database MYSQL , but I want to right click and give to the option "Data Tutor" which I have done with a jmenu...
asked by 03.07.2017 / 17:57
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How to fill Java Textbox depending on the value of 2 Combobox?

I have created a java form with NetBeans, a JFrame (Main), Dialog (Enrollment), Student Class, Student Manager Class. In Enrollment I have 2 comboboxes one for the cycle and another for the course, depending on that the txtcredito (Credito) and...
asked by 29.11.2016 / 04:02
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hashtable classes and hashMap help! [duplicate]

I must implement a system for viewing and updating student data. At the beginning the system must load the data of the file students.txt and show the following menu: See data Search Student Exit To carry out this project, what is th...
asked by 07.08.2016 / 05:42
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Install controlsFX in netbeans

I want to use the new controlsFX controls that I downloaded from the controlsfx-8.40.10 page official and I have installed it in SceneBuilder although some controls do not appear as PopOver I have also downloaded the repository and...
asked by 06.03.2016 / 19:11
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how to call a method from one class to a method from another class

The question is this, I have to calculate the perimeter of a triangle but I need to call the method calcularDistancia of class Punto a class Triangulo in the method calcularPerimetro or in simple terms put a method in...
asked by 09.05.2018 / 03:19
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Update data of a column in JTable without affecting the other data

Good morning. maybe it's something very simple, is there any way to update the data of a column by means of a button? this without affecting the other data of other columns. As you can see in the image, the purpose is to change all the data i...
asked by 15.09.2017 / 18:18