199,113 Archived Topics
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| | I have my first assignment for structured and object oriented problem solving. This is the problem and I wrote a program that had to include modules. I wanted to find out if what i did had any errors or if it is even written correctly at all. If its not …  |
| | [CODE]Public Class CurrencyConverter Private summation As Decimal Private sum As Decimal Private curryncy As String Private exchange As Decimal Private final As Decimal Public Sub Start() WriteProgramInfo() ReadValuesAndSumNumbers() WriteResult() End Sub Private Sub WriteProgramInfo() Console.WriteLine(vbLf & "++++++ Finnish input type 0 ++++++") End Sub Private Sub ReadValuesAndSumNumbers() Dim done As … |
| | i got this error when i trying to submit a form.. You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'order(firstname,lastname,email,address,city,postalcode,country,totalprice,paymen' at line 1 appreciate if you could assist me.. [CODE] $sql2= mysql_query("INSERT INTO … |
| | i have to run 2 queries for inserting 2 different tables userorder table contains orderid , title order_details containts orderid, qty so how can i get orderid for my order_details? the code below donts seems able to get last orderid [CODE] $query = mysql_query("SELECT last_insert_id()"); list($oid)=mysql_fetch_row($query); [/CODE] |
| | [CODE]import java.util.*; import java.lang.*; import java.io.*; class wordOccur { public static void main(String[] a)throws Exception { int i; int[]f=new int[20]; System.out.println("Enter the Sequence of the String:"); Scanner s=new Scanner(System.in); for(i=0;i<f.length;i++) f[i]=0; String t=s.nextLine(); count(t); } static void count(String t) { int[] f=new int[14]; int i; String d=" "; String[] temp=t.split(d); …  |
| | Hi all, My code for a function to count words is posted below, and the only error that appears when I build it in my compiler is that char present is uninitialized. My program will not run with this uninitialized value. I've been searching for info on how to initialize … |
| | Hi guys, I simply need to add an exception to this directory listing coding so .php files aren't visible. Do any of you know how to do that? Thanks!! [CODE]<?php // open this directory $myDirectory = opendir("."); // get each entry while($entryName = readdir($myDirectory)) { $dirArray[] = $entryName; } // … |
| | Hi, I seem to be having a problem with displaying data in a second form. I've created a linear search algorithm which works just fine - it locates the records from the database. I now want to be able to display the record in another form, I've attempted this using … |
| | hi daniweb members I am using visual basic 2008. i have a listview and a datagridview which have both 3 columns like ProductCode,ProductName & ProductPrice. Now i want to pass listview values to datagridview in the same sequence. I want that when i double click on any row in the …  |
| | in the diagram provided in the attachment.i have created a table for the entity loan and now i am facing difficulty in creating a table for payment.i know that payment is the dependent entity.is the following way of creating a table correct???? create table payment( payment_number int, payment_date date, payment_amount … |
| | Hello everyone, Im working on a task where I have to implement an array list based complete binary tree but im not too sure how to do so. My java knowledge is very basic, whilst I could implement a normal binary tree, when its array list based im clueless. I … |
| | HELP ME PLEASE. I AM A 1ST YR COLLEGE STUDENT :/ Define an interface Filter as follows: public interface Filter { boolean accept(Object x); } Modify the implementation of the DataSet class to use both a Measurer and a Filter object. Only objects that the filter accepts should be processed. … |
| | hi guys, I have been using python since last 1yr. For my work I have to use large data that are at least of size 3000 to 30000 or even more quite a time. Since many months I have been using matrices. But when the size of the Matrix is … |
| | im trying to make my own kernel.... my kernel is loaded through grub... i tried creating the gdt and idt for myself... i dont know how to test the gdt and as far as the idt is concerned it failed to capture the division by zero error ... source code … |
| | I was working on this script which let's you upload and everything is logged in the database. I got this error, any help? Error :You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '/home/a6771073/public_html/upload/img.png)' … |
| | Java error- java:12: class, interface, or enum expected? class ProgrammingProject01 { public static void main(String blabla[]) { System.out.println("Hello"); World world1 = new World(); Turtle turtle1 = new Turtle(world1); } } public void drawN1() { this.penUp(); this.moveTo(50,50); this.penDown(); this.setPenWidth(5); this.setColor(new java.awt.Color(255, 0, 0)); this.turn(180); this.forward(50); this.turn(180); this.forward(50); this.setColor(new java.awt.Color(255, 200, 0)); … |
| | Hi guys, ok so here's the deal: currently I have this PHP code that allows someone to see every files that are in the directory. I would also like for them to be able to delete any files he wants. Here's my PHP code: [CODE] <?php // open this directory … |
| | This is a plate, requirement for our semifinals. Enhance the addInterest method of the SavingsAccount class to compute the interest on the minimum balance since the last call to addInterest. Hint: You need to modify the withdraw method as well, and you need to add an instance field to remember … |
| | [CODE] public: Mixed(int whole = 0); Mixed(int whole, int num, int denom); bool SetFraction(int n, int d); bool SetFraction(int n, int d=1); bool SetValue(int w, int n, int d); int getWhole(); int getNumerator(); int getDenominator(); void showFraction(); double Evaluate(); void Simplify(); void ToFraction(); Mixed& operator++(); //prefix increment Mixed operator++(int); //postfix … |
| | Hi all, I'm working on a project for my CS class to go a little above and beyond the requirements. I have a simple GUI that takes in a username and password and checks a few things (needs uppercase and digit, etc), but I'm trying to have a JLabel that … |
| | [CODE] class Circle { private double radius; private String colour; Circle() { } Circle(double r, String c) { this.radius=r; this.colour=c; } public void display() { System.out.println("Radius of circle is "+this.radius); System.out.println("Colour of circle is "+this.colour); } public String getColour() { return (this.colour); } } [/CODE] how calculate and display the … |
 | Hi I would like to create drop scroll show content, how to do so ? v Fiat Justitia Ruat Caelum Lorem ipsum dolor sit amet, consectetur adipiscing elit. Integer eros risus, vulputate vel iaculis vel, luctus ac arcu. Vestibulum metus ligula, dignissim nec viverra a, interdum ut magna. Donec dignissim …  |
 | I am trying to parse an html file. But unable to remove spaces using \s (matching character for whitespace) [CODE]use strict; use warnings; open(FILE,"<paragraph.txt")|| die "Can't open para.txt"; my @file = <FILE>; my $all = join("",@file); $all =~ s/\n/ /g; $all =~ s/\./\. /g; $all =~ s/\s\s*/ /g; open (FIL,">paraone.txt")||die … |
 | See I created a program that accepts three values from the user to be arranged as a linked list(ascending order). After it asks a number, it displays the content of the list. The output is like this: [CODE]Enter number: 6 List value: 6 Enter number: 4 List value: 4 6 … |
| | Hi, Can anyone please tell me how to log all activity of my mysql database. Also do you know if there any tripwire services/products that are available ? Thanks, |
| | I have put together some code for a homework assignment and I have almost got it working. There are a few key items that are missing or not fully functional and I am fresh out of ideas on how to attack it. The code is to take 9 digits/integers from …  |
| | My first gui application is working fine. Fine, that is until the user forgets to select the output directory. I have set up an error message that, when clicked, directs the script to the open directory dialog. This works but I would prefer the user selected the open directory option …  |
| | Can anyone help me by giving out a complete tutorial on the step by step way a connecting to a database using C++ ? |
| | Hi folks, I'm having a doubt. I write a letter in notepad and i saved it as 'letter.txt'. Then i realized that i forgot to say one matter in that letter. So i opened 'letter.txt' using any text editor such as notepad, wordpad or something. Now i inserted the letters … |
| | Hello all . I have just started using the gcnew instead of new for the public ref class, that i have needed to learn for windows forms. I have a problem that shouldn't be as difficult as it is. I have a class that i made called vector2 . It …  |
 | Hey guys Hello, I am new a programmer. I am learning C, C++ and C#. But in future I am planning to make some serious applications using C#. Those applications would be based on LAN environment. So which books should I start to read for network programming using C and …  |
| | Hello, can anyone explain me why I'm still one step behind with this code? [CODE]private void jTextField1KeyPressed(java.awt.event.KeyEvent evt) { try { DefaultTableModel model=(DefaultTableModel)jTable1.getModel(); model.setNumRows(0); String Name=jTextField1.getText(); String sql= "SELECT * FROM APP.Workers WHERE First_Name LIKE'" +Name+ "%'"; rs= stmt.executeQuery(sql); while (rs.next()) { String d1=(rs.getString("First_Name")); String d2=(rs.getString("Last_Name")); String d3=(rs.getString("Job_Title")); String d4=(Integer.toString(rs.getInt("ID"))); … |
| | I currently have the following bits of code: [CODE=VB.NET]Public Class MainFrm Private _storage As New List(Of StopwatchStorage) Public TotalParticipants As Integer Private participantLbl As Label Public participantName As TextBox Private participantClock As Label Private participantContinuation As New Stopwatch Public ParticipantStop As Button Private participantContinue As Button Private participantTimer As Timer … |
| | how to write code include a try-catch statement to handle exception of this code. In the catch() statement, will provide a proper alert to the user on the error occurred. [CODE] import java.io.*; import javax.swing.JOptionPane; class TestArray { public static void main (String []args) { double a; double w; double …  |
| | I have problem when itegrate my webcam with JMF. I have got this following error, when i running JMFINIT or running jmfregistry and detect capture device. [CODE] Trying 6 352 288 Trying 6 768 576 Trying 7 160 120 Trying 7 320 240 Trying 7 640 480 Trying 7 176 … |
| | Hi i have the following code. Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click Dim con As New OleDbConnection Dim da As New OleDbDataAdapter Dim ds As New DataSet Dim dsnewrow As DataRow Dim cb As New OleDbCommandBuilder(da) Dim a As String con.ConnectionString = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=F:\DB.mdb;Jet … |
 | Hey I would like to do a ".bat' type of command in C#: Something automated. Im trying to run a program that is sort of shell itself so it just need to input certain words/letters into the command line box. Lets see if I can explain it better with a … |
| | The following script creates a child window check/check.php in Firefox but not in IE or Chrome. I know that I should not be using [I]href = "javascript:void(0);"[/I] but I cannot work out a better solution at this stage. Here is the snippet I'm using. While this code contains PHP I … |
| | Hey! I got a Java Project which runs fine when i call the Main class with the java command. Made it into a -jar file with: jar cmfv manifest kort.jar * the manifest file contains [code] Main-Class: src.KortBord [/code] with the line break at the end when i try to: …  |
| | ok, i need help with changing the state of a process. So far my struct Process has an integer which contains the priority and a pointer next which points to another process, and i need to add a state so that every time i call the function insert() it would …  |
| | Hi everyone, I'm now nearly finished with my project which tells us to write a PASCAL program for entering the information of the employees. However, I came across a BIG problem is that I've got no idea on how to edit records in the text files or delete unwanted data … |
| | hi everybody! i already know how to save in excel using openfiledialog. but what i want to happen is that when i save another file, i want it to be saved in my existing file but in a different sheet. can you guys help me? this is my code for … |
| | Hello, I'm need to create a small report to be send automaticliy from VB.NET Windows application. I have wrote below code which is workin on my private PC, and with Gmail settings, such as username + password + smtp.gmail.com, etc... But with, my work informations, like my proxy ID + … |
| | Hi all, I have taken from net chained select script. here is all PHP and Javascript files but i dont understand one thing there. index.php file [ICODE]<?php include('db.php'); include('func.php'); ?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>Chained Select Boxes using … |
| | Hi Guys, Can you have any idea about randomly shuffle the questions in database without affecting questions id. Let i will explain little bit more ...... read carefully 1) I have a table containing 5 questions like this que_id que 1 abc 2 bcd 3 efg 4 hij 5 klm … |
| | I have developed the html Frame. Which contain two php pages First show the data in the table which is comming from database and refresh after 30sec and click on the tr it shows the data in the second frame as in graph(candle chart). Everything is working fine. But Problem … |
| | this is my code please find the error and reply me. thanks <?php session_start(); ob_start(); //print_r($_REQUEST); //print_r($_SESSION); error_reporting(0); include("includes/conn.php"); header('Content-Language: en-us'); header('Content-Type: text/html; charset=utf-8'); if($_POST['opt']=='logout'){ $_SESSION['username'] == ""; session_unset(); session_destroy(); //require_once("login.php"); } // echo $_FILES["logo"]['name']; //if($opt=='Create') include("includes/conn.php"); /* $opt_multiple = $_REQUEST['opt_multiple']; foreach($opt_multiple as $key => $value){ $b.= $value . ","; … |
| | Guys i have a textbox where user enters a telephone number , i need to check in the database whether there a same telephone number in the database already , i want this to happen as soon as the textbox looses focus without posting back , is there any way … |
| | Hello all, i have a question. Is there possible to get a data (for example some word in website) and then use the sentence to our own JSP page? To make clearly, example : [url]www.facebook.com[/url], is it possible to get the word "Sign Up" (in the middle right of page) … |
| | how to allow the user to select different pen thickness for the lines, eg. triangle, circle, square?  |
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