32,199 Topics
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| | Hi! Please, explain me why JTextField: txtFirstName and JTextField: txtLastName are not visible on my JPanel: panfortab?! I can see only JTable: tableDetails. [CODE] private void createBaseRight() { JPanel panfortab = new JPanel(); panfortab.setBounds(330, 150, 650, 795); panfortab.setVisible(true); panfortab.setOpaque(true); panfortab.setBorder(bord); FilterClass fc = new FilterClass(); fc.setVisible(true); panfortab.add(fc); pan.add(panfortab, "Right"); // … |
| | i am doing a problem.the problems was that what do the following code prints class printing{ public static void main(String[] args){ for(int i=1; i<=10; i++) { for(int j=1;j<=5;j++) System.out.print("@"); System.out.print(""); }} This code prints infinte "@" and after some second the printing starts to slow down. when i do through … |
| | Hello, I can't seem to get this program working. I was asked to write a program that merges two files that contain polynomials. To merge two files, the input files must be in sorted order. The merge operation repetitively selects the smaller value from the two files. When two sorted … |
| | hello friends, this is my attempt to execute an external cmd file through java and get the output printed to a text file while the program is running (not after the program has ended), since I need to do some real time manipulation for depending on the program output. [CODE] … |
| | Hej guys! I have a little problem with layouting Swing components. I just need to add JTree: tree to the UPPER corner of JScrollPane: scrollpanesearch, and 4 buttons to the BOTTOM corner. What I have now is JTree: tree on the LEFT, and 4 buttons on the RIGHT (see Figure … |
| | I am create one program that contain two combo boxes. If first combo box i am display all date. If i select one date from first combo box then the second combo box display some dates based on first combo box select date. Here is my full program [CODE] import …  |
| | I can't seem to figure out whats wrong with my logic for the is it a function or not area. I used the following given test with the correct output: f(1) = 1 f(2) = 4 f(3) = 3 f(4) = 1 f(5) = 1 This function is a valid … |
| | Hi all, I am student and in two days I gine exams Java. I need your help to understand the below exercise. I have to explain all the lines from class RunParent [CODE]class Parent { double value = 0; public Parent() { value = 1.0; System.out.println("Parent value " +value); } … |
| | How Can I make a multiplication table from 1 to 12 in java? |
| | hi i am a begginer in java and i neeed help in completing this program... |
| | Hey guys, wasn't sure where to post this but i posted it in both categories. Converting the for loop is probably the most confusing for me especially the arrays. Hope you guys can help me out, thanks. [CODE] #include <iostream> using namespace std; int main() { int Function[10][2] = {0}; … |
| | Hey guys, wasn't sure where to post this but i posted it in both categories. Converting the for loop is probably the most confusing for me especially the arrays. Hope you guys can help me out, thanks. [CODE] #include <iostream> using namespace std; int main() { int Function[10][2] = {0}; … |
| | This is my array: pieces[2][1]=new Pawn("Bpn1"); pieces[2][2]=new Pawn("Bpn2"); pieces[2][3]=new Pawn("Bpn3"); pieces[2][4]=new Pawn("Bpn4"); pieces[2][5]=new Pawn("Bpn5"); pieces[2][6]=new Pawn("Bpn6"); pieces[2][7]=new Pawn("Bpn7"); pieces[2][8]=new Pawn("Bpn8"); pieces [1][1]=new Rook("BR1"); pieces [1][2]=new Knight("BN1"); pieces [1][3]=new Bishop("BB1"); pieces [1][4]=new King("BKing"); pieces [1][5]=new Queen("BQueen");; pieces [1][6]=new Bishop("BB2"); pieces [1][7]=new Knight("BN2"); pieces [1][8]=new Rook("BR2"); pieces[7][1]=new Pawn("Wpn1"); pieces[7][2]=new Pawn("Wpn2"); pieces[7][3]=new Pawn("Bpn3"); … |
| | I am reading code out of a txt file which contains text in this format.. [text file] Name of Project Experiment One cows, dogs, pigs, horses, sheep, goats 1,1,1,1,20,10 cowweight,dogweight,pigweight,horseweight,sheepweight,goatweight 560,50.5,54.3,641.1,35.4,42.5 deer,elk, moose 2,4,5 etc... [text file] I am trying to read in the numeric values to use for a … |
| | Simple assignment - create a java program to print j a v v a j a a v v a a j j aaaaa vv aaaaa jj a a v a a I'm using a 2d array rather than escape characters and print sequences but can anyone thing of a … |
| | Hey guys, I need some help with this code I have. I'm running into several issues at the moment. 1 - I don't know what bitwise operators to use for finding the difference of A and B 2 - When the Union and Symmetric Difference calculate, the outputs aren't displaying … |
| | Hello, i done syncml project...in nokia(all models) ,samsung its work fine...but in sony ericson w395 ,i got error like file error,cannot install...how to figure out this ..please let me know its urgent..plssssssssss  |
| | Hi everyone, I'm in a situation where I would like to have a ServerSocket that listens on a specific port. However, if this port is already taken, I would like to listen on a different port. How can I advertise what port my Java program is listening on, so that … |
| | Hi I have to write a simple client server application using TCP sockets to implement a movie server application (for MPEG files) whereby clients can register to a main system (server) and then watch movies. The problem is I don't know how to send video files over tcp, can someone … |
| | Hello, How would I count the number of files in a directory? Thanks!  |
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| | Okay, We have a Laboratory Exercise that, asks a user to input his/her name and gives an output of its initial (from the input NAME). example: My name is Dani A. Ona and the output is >> D A O. My instructor said that I will use `CharAt()` ... is …  |
| | hello friends, I am running one _ant_compile.cmd through a java program,this is how i have done it, [CODE] File file=new File (path)//path is a parameter passed in Runtime rt=Runtime.getRuntime(); Process pr= rt.exec (" rundll32 SHELL32.DLL,ShellExec_RunDLL " + file.getAbsolutePath());[/CODE] so, as expected the _ant_compile.cmd gets executed, but after it's done before … |
| | Suppose B class inherits A. Then the following code works. [CODE]A ob; ob=new B(); [/CODE] but the following throws an ArrayStoreException : [CODE]A ob[]=new B[2]; ob[0]=new A();[/CODE] Is [B]ob[0][/B] a reference of type A or B ? In the first code, [B]ob[/B] was a reference of type A and therefore … |
| | hello I want too choose among c++ + qt + php and java for my programming language and platform please help me too choose best platform I want to choose a platform that has this features : speed, portable I am c++ programmer and familiar with java programming language i … |
| | Hi again. I just wrote here to ask for a little help yesterday, so I got the help and worked that out, and I'm just curious about something I am going to do in the following couple of days, as soon as I work the network part of this project. …  |
| | Hy...My name in Alin , and I'm new using Java language/code . I'm trying make a little / simple JAva desktop aplication . Sometthing like phone book , but very very simple . I using Neatbeans 6.8 and mysql-essential-5.1 .I maked interface of that project using Java swing , I … |
| | Hi all this my first thread to me here ,and i wish u help me I wanna start learning java ee and i don't know from where could i start. i am waiting your advise . thanx in advance. |
| | Hi guys! I have a problem with adding a row filter to the JTable component. Below is a code that I'm using: [CODE] public class FilterClass extends JPanel { TableRowSorter rowSorter; private DefaultTableModel tableModel; public FilterClass() { //super(new GridLayout(1,0)); initComponents(); rowSorter=new TableRowSorter(); tableModel = (DefaultTableModel) tableDetails.getModel(); rowSorter.setModel(tableModel); tableDetails.setRowSorter(rowSorter); } private … |
| | I would like to write some Java code that will make the mouse "click" somewhere within a 25 by 50 pixel region on the screen. Additionally, I would like the majority of this "clicking" to occur nearer the center of that region (and less around the outside edges of the … |
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