AndreiDMS

This is my csv importinf file how iam inserting data into database. function csvimport() { $data['error'] = ''; //initialize image upload error array to empty $config['upload_path'] = './uploads/'; $config['allowed_types'] = 'csv'; $config['max_size'] = '1000'; $this->load->library('upload', $config); // If upload failed, display error if (!$this->upload->do_upload()) { $data['error'] = $this->upload->display_errors(); } else …

I am trying to develop a seach page to search the customer files that in the database. I want to be able to search and the result display on the same page and i can search for another customer without going to another page. <script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.3.2/jquery.min.js"></script> <script type="text/javascript"> $(function() …

there are no visible error in the syntax but when i run the application i keep getting the following error. i have been trying to fix it for hours and simply cant find the problem. the error that appears when running is; Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException at javax.swing.JComboBox.setModel(JComboBox.java:292) at …

Hi, I am trying to assign the value of text box to a variable in PHP. But I am consistently getting an error. The error says, "Undefined index: fname" and "Undefined index: age ". Can anyone please help me in this matter? How can I resolve this? [CODE] form action="welcome.php" …

I HAVE TRYING SPLASH SCREEN IN MY APP, BUT CANT GET THE BASICS YET.. SPLSAH SCREEN ISNT WORKING, CAN ANYONE GIVE ME A SIMPLE EXAMPLE hERE is my code. [CODE] import java.awt.Graphics; import java.awt.Image; import java.awt.Toolkit; import javax.swing.JWindow; public class introduction extends JWindow { private Image img; introduction() { setSize(128,128); …

Hello all, I've been searching for a couple of days for this but with no luck, I'm not even sure that my searches are correct, so: Scenario: On a http server (apache, OS Centos), I have a lot of folders located on this path: [I]/var/www/folders/[/I] named: [I]R001, E001, utils,[/I] ... …

Hi, I have a printable class that needs to print some text only on 1 page. The thing is that when I hit print the printer prints 3 pages: page 1 - with correct content page 2 - empty page page 3 - page with content translated some how then …

Hi , I am trying to create an image-viewing application , wherein the user chooses an image file using a file chooser . I have created a Jpanel ,inside a jframe with a menu bar, which gives the user a variety of options to select from , using combo boxes …

[CODE]public class Testing { static void calculate(Integer... i) {} public static void main(String[] args) { calculate(12); } }[/CODE] What does the ... in the calculate method argument indicates?

Hi, I am new to Java, but have been programming in C++ for a few years now. I am working on a project where I have to write a class to implement a gameboard. To do so, I'm using a 2D array of objects. I have a method that swaps …

I have a general question about searching inside a two-dimensional array. I'm working on a number search program that allows the user to enter a number to search in a grid of numbers. For example: User wants to search: 234567 In a grid of: 232772725432 734234657337 272425672442 235533655737 252444474436 737533255325 …

How to generate a pair of random number from 1 to 8 that can fill into a 2D array in a 4x4 square? For example: 2 3 5 6 1 7 8 3 5 4 1 6 7 2 4 8

I tried executing this program, it says, C:\Program Files\Java\jdk1.6.0_18\bin>java ClassWithManyStaticMethods Exception in thread "main" java.lang.NoClassDefFoundError: ClassWithManyStaticMe thods Caused by: java.lang.ClassNotFoundException: ClassWithManyStaticMethods at java.net.URLClassLoader$1.run(URLClassLoader.java:202) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:190) at java.lang.ClassLoader.loadClass(ClassLoader.java:307) at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301) at java.lang.ClassLoader.loadClass(ClassLoader.java:248) Could not find the main class: ClassWithManyStaticMethods. Program will exit. What is the problem? I clearly …

My program will not output the right answer if minus/negative doubles are inputted however the program will output the correct positive double. I think this is because I haven't used the Math.abs correctly but I don't know how to fix this. My code is as follows: [code] public static void …

/** * Simple math application using a scanner input * @version 1.00 2010/1/26 */ import java.util.*; import java.text.*; import java.io.*; public class mathopr { public static void main(String[] args) { double num1,answer1,answer2,answer3=0; String myname; String reply; char replyChar=; Scanner input = new Scanner(System.in); DecimalFormat df= new DecimalFormat("00.00"); while (replyChar=='y'){ System.out.println("Please …

i am creating a program for hotel management,i want to get the source from JButton and JCheckBox at the same time,how do i do with actionListener? [CODE] import java.awt.*; import java.awt.event.*; import javax.swing.*; public class HotelManagementGUI extends JFrame implements ActionListener {static final String[] rommcouplesea={"1","2","3","4","5","6","7","8","9","10"}; static final String[] roomcoupleroad={"1","2","3","4","5","6","7","8","9","10"}; static final …

the application below is what i did so far, please give me feedback the Payroll Program so that it uses a class to store and retrieve the employee's name, the hourly rate, and the number of hours worked. Use a constructor to initialize the employee information, and a method within …

This is probably a stupid mistake but I can't see the issue, it's with the if statement at the bottom: [code=java] /** * Write a description of class Order here. * * @author David Taylor * @version 1.0 */ import javax.swing.*; import java.text.DecimalFormat; public class Client { // instance variables …

I've been having problems with the now deprecated mouseDown and mouseDrag methods, I know the deprecation causes no problem, the program runs fine, but for grading purposes I want my program to be error and warning free, is there any EASY alternative that can solve this deprecation method? I know …

hi all does any 1 here know how to save a Gnatt Chart to png file? thanks!

Forgive me I am still really new to Java. I have this swing application which creates a small JFrame that when clicked, counts down from 2 minutes and stops at zero. I build a GUI in netbeans IDE and I read that in order to place this timer code into …

Hey guys How can i make instances of drawString editable? For example changing their x, y and value? Do i use variables for example [CODE=java]g.drawString(str1, x1, y1);[/CODE] Will the change be reflected as soon as i change the values of the variables? Thanks very much for your time!

My question is that the program is suppose to randomly generate a addition question with two integers less than 100 this is what i have so far: [CODE]import java.util.Scanner; public class ex3_13 { public static void main(String[] args) { // 1. Generate two random single-digit integers int number1 = (int)(Math.random() …

I'm making this code for class but it will only display the number of days as 28 29 or 30. Im new to Java and would really appreciate help. [CODE]/* * To change this template, choose Tools | Templates * and open the template in the editor. */ package days; …

Hi again, I have a class that is supposed to match different people of different genders together under different rules. For example, they are supposed to live in the same postal district. The problem is Java seems to be mismatching people, and I think its because it isn't comparing the …

hello can you please help me on how to make the loading bar in java can you make this code..i have a program and i want to put a loading bar ..thanks in advance hoping for your positive responds.

Hello everyone... I wanna develop a Java Web Applet that will allow me to check a PC's HW configuration (cpu, HDD, and other hardware information), but I don't know what libraries to use, or where to start looking. Anyone can give me a heads up?

Hello everyone. I am University of Bath Computer Information Systems student and i have to submit a java calculator. As far as i am quite new to java i would like to kindly ask you for some help with it. Here is my task: Write a program that takes as …

to declare and populate my array i am using [CODE] //declare Image pictures[][] = new Image[16][14]; public void init(){ //populate pictures[2][0] = getImage(getCodeBase(),"twohearths.png"); pictures[3][0] = getImage(getCodeBase(),"threehearths.png"); pictures[4][0] = getImage(getCodeBase(),"fourhearths.png"); pictures[5][0] = getImage(getCodeBase(),"fivehearths.png"); pictures[6][0] = getImage(getCodeBase(),"sixhearths.png"); pictures[7][0] = getImage(getCodeBase(),"sevenhearths.png"); pictures[8][0] = getImage(getCodeBase(),"eighthearths.png"); pictures[9][0] = getImage(getCodeBase(),"ninehearths.png"); pictures[10][0] = getImage(getCodeBase(),"tenhearths.png"); pictures[11][0] = getImage(getCodeBase(),"jackhearths.png"); …

I have an program that allows a user to input their employee name and number and then their hourly wage and their total number of regular hours and overtime hours. Then writes out the data to a binary file. The program I need assistance with reads in that file, adds …