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| | Hello, so I'm fairly new to python and I have become stumped on this one problem. As much as I would like you to solve the problem for me, I do not want you to do so without explanation, I would much rather have a step by step procedure. After … |
| | Hi, sorry I have been trying to get my head around the simple concept of dll files what they are used for and please don't give me the answer that it is a dynamic link library that blah blah please not that answer that doesn't really tell me much :( …  |
| | [CODE]import javax.swing.*; import java.awt.*; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; public abstract class login extends JFrame implements ActionListener { public static void main(String[] args) { JTextField firstField = new JTextField(10); JPasswordField middleField = new JPasswordField(10); JButton b1=new JButton("ok"); JLabel firstLabel = new JLabel("username", JLabel.RIGHT); firstLabel.setDisplayedMnemonic('F'); firstLabel.setLabelFor(firstField); JLabel middleLabel = new JLabel("password", JLabel.RIGHT); … |
| | Hey, I'm not too sure what the problem is here, I have never had trouble using fscanf before. The following shows the code I use to check the file, and the result. [CODE]while( true ) { int vals_read = fscanf(fileHandle,"%[^;];%s",&name,&pass); if( vals_read == 2 ) { // process the line … |
 | Anyone know the rule for naming fields with the abbreviation "ID?" I notice that MS is inconsistent, they have "PlatformID" and "ApplicationId." I thought the rule was is the abbreviation was 3 characters or more, only the first letter is capitalized. Like Guid instead of GUID? |
| | Hey everybody. I was reading some code on the website and I saw this: [CODE]with open(FILE) as number_file: lucky_numbers = [set(line.strip().split('-')) for line in number_file] [/CODE] What does "with ... as ..." mean? What is it used for? How is it used? |
| | I've been trying to code an array where its size is dynamically allocated. It's been a while since I've coded and so I was wondering if you guys could give me some help? There's also a randomize function that allocates the array with a random set of numbers (the quantity …  |
| | Hi. I have a problem with some JS at my website. The user has to fill out a form, enter his/her name, e-mail, phonenumber, location etc. The problem is that I don't want to have a fake phonenumber entered to my database, so I want to verify the phonenumber by … |
| | Im a fairly fresh programmer, and I often run into problems like most of us. Most of the time I get it solved in 10 minutes by some google power, but this time Im stuck for real (spent the last 4 hours looking around the web). I first ran into … |
| | hey, i have been working on my final year project, the program is finished and now i have do the testing. i have finished black box testing but i have no clue how to do white box testing. i have looked around the web but there is only definition of … |
 | I'm just curious, what are the most important c++ concepts you need to know (as specific as you can be) to create one, and where does one begin? |
| | Hey all, Well I can't find a common solution for calculating price based on time elapsed and I thought you guys could help me a bit to find an appropriate solution. So, I need to calculate price like this: 24h - 40€ 30h - 50€ 36h - 60€ 42h - … |
| | i am trying to solve this question, second part of it 5b and is very confusing i cant show all the details on the form on the form [CODE]using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; namespace EmployeeExceptionDemo { public partial class …  |
| | hii..m stuck in an issue...and need a help I have Try.c file having contents ValidateFunction() { ...... ...... print } .... I want to print data between the braces {....}. Also i do not want to read the contents of file line by line because file is of very big …  |
| | people, i'm new to game designing.i'm experienced in gaming(i have new concepts ,many of idaes of had befor are now a game by others!) .and i am studing on entertainment and fun aspects of game(analyzing good and bad games.studied books such as ''art of game design'' or''game design workshop''... [I]but … |
| | Hi, I'm new to JQuery and attempting to write a script to check username availability. My problem is that no matter what I type, I always get back "This username is already in use." JQuery source: [CODE] $(document).ready(function() { jQuery.validator.addMethod("usernameCheck", function(username) { var isSuccess = false; $.ajax({ url: "username_availability.php", data: … |
| | Why are there in the javascript variables both null and undefined? And when we use the null or undefined? please help me!!!!:icon_redface: |
| | Hello, I'm a smartphone enthusiast and have read about various mobile OS .But when it comes to implementation in this field I am blank.Kindly help me as to where should I start from scratch to be able to grasp the basics of mobile development.Please help. Regards |
| | Hi all, More of general question, than just about drop down objects, but that's where I noticed first, so I'm using that as my example. In the project I am working on, one of the programmers created a new drop down item using [CODE] new ListItem() {Text = "stuff", Value="someValue"}; … |
| | Hi, I'm a beginner of JavaScript. I need the code for creating [b]pgv_pvid[/b] and [b]ssid[/b]. I had searched the web, and got some code, I wonder if the code is right: [code]var curDate = new Date(); var curMs = curDate.getUTCMilliseconds(); pgv_pvid = (Math.round(Math.random() * 2147483647) * curMs) % 10000000000; ssid … |
| | Errors when compiling. its seem to be complaining about line 52 and i do not get output of second file.(data.words) strarray[numStrings++]=strdup(word); $ gcc -Wall -ansi prt.c -o prt In function ‘main’: warning: implicit declaration of function ‘strdup’ warning: assignment makes pointer from integer without a cast [CODE]#include <stdio.h> #include <stdlib.h> …  |
| | Hi, new to AJAX, trying to figure out how to do a very specific thing: I want to have a textarea update a database column and then pull down the info from that column and display it, without refreshing. I'm using JQuery and AJAX and PHP and SQL to do … |
| | Dear Helpful Members of Daniweb, I have been working on several projects to automate work in the company I am working for and have come to the following problem: I have a VBA6 program I have successfully programmed to calculate the costs of our fasteners and anchors, now it is … |
| | Problem: Write a program that uses a loop to display the characters for each ASCII code 32 through 127. Display 16 characters on each line with one space between characters. I have tried solving this problem several ways. I either get blank screen or numbers 1-16. Can anyone lend a … |
| | hi I have script that provides search in multiple sites. But i cannot understand why at the end we use [CODE] return false;[/CODE]? whynot we use return true? [CODE]<script type="text/javascript"> function dosearch() { var sf=document.searchform; for (i=sf.sengines.length-1; i > -1; i--) { if (sf.sengines[i].checked) { var submitto = sf.sengines[i].value + … |
| | Just when I think I understand this stuff some else crops up to bite me. This part was supposed to be the easy part of the overall project so this does not bode well... What am trying to do is create an array of 32 variables that will be filled …  |
| | I realize this is a pretty simple operation, however im totally lost, and no post I could find seem to touch on the exact same subject as mine. I have a text file, where each line is formatted like so: [CODE]float1,float2,float3,float4,float5,float6[/CODE] Each float is separated by a comma. The number … |
| | //servlet [CODE] if(rs.next()) { String s1 = rs.getString("pname"); String s2 = rs.getString("remarks"); String s3= rs.getString("cnt"); String s4 = rs.getString("bsponsor"); String s5 = rs.getString("bprowner"); String s6 = rs.getString("priority"); list.add(s1); list.add(s2); list.add(s3); list.add(s4); list.add(s5); list.add(s6); } session.setAttribute("list",list); RequestDispatcher rd=getServletContext().getRequestDispatcher("/project.jsp"); rd.forward(request,response); [/CODE] //jsp page [CODE] <% ArrayList arr = (ArrayList) session.getAttribute("list"); String myString=""; …  |
| | What is the difference between an abstract class and an interface?give me an example? |
| | This is my first time to use the string function. And I met some errors while doing the practice. We now need to input some words, until we input a word with 4 letters. Then the program will show the smallest and the biggest word among our inputs. e.g. Enter … |
 | I am using the free alternative to SPY ++ known as Winspector, and was suggested to start using this to get more familiar with windows and handles and process handles etc... My question here is I notice when I put the crosshair over certain windows I get WINDOWS and a …  |
| | Hi, I have gone over and over the subject and still confused. I currently develop in PHP 5.2.x along with MySQL. (awaiting host to upgrade to 5.3.x, hopefully not to long although on local i develop using php 5.3.5) Currently i use the standard MySQL functions in PHP like: [B]mysql_connect()[/B],[B] … |
 | Do you know how to store multi-level menus in db and build them into html lists using php? thnx p.s.: i googled and could not find what i need |
| | Hi everyone, I need to generate an XML file from the 2 tables below: dbo.Guides - ID (int), Title (varchar) dbo.Steps - ID (int), GuideID (int), Info (varchar) Each guide has many steps which are linked by dbo.Guides.ID and dbo.Steps.GuideID Here is my current attempt (recordsets are [1] SELECT * … |
 | Hay im trying to find the average of the columns. but i can onli get the average of the rows. my code is like so . . [CODE] for (int l = 0; l < list1.Count; l++) { float sum = 0.0F; float average = 0.0F; string[] list1Values = list1[l].Split(','); … |
| | got this table that I need to put into a db so that when 2 values are selected it gives you the result i.e colum 120 and row 1.5 would give you 2, im pretty new to this so any help would be great[ATTACH]20644[/ATTACH] do i need 2 tables im …  |
| | 1. In a bank fixed deposit rates are given below. Period Rate 6 months 8% 12 months 10% 24 months 12% a. Design Suitable user interface in windows application in VB.NET to calculate interest at maturity. Use Radio buttons for period. b. Calculate interest at maturity. c. Calculate total amount … |
| | Hi, i'm working with a sql (2005) database and using visual studio 2010. I've created a system where one of the forms is a find/search form. A user can enter in for example, a customerID and once they click on "find/search" the customerID will be searched in the database and … |
| | I found a link to javadoc for JXSE 2.7 from [url]http://jxse.kenai.com/Tutorials/Tutorials.html[/url] which provides a link to javadoc on kenai.com but either the link is broken or the java doc is moved elsewhere. If anyone know working link to JXSE 2.6 or 2.7 please let me. Thanks |
 | Hi there, I'd firstly like to thank some of the daniweb members for helping me with my Hangman project. It's finally complete and I have uploaded it on my YouTube. Special thanks to [B]ddanbe, Xcelled194, Mitja Bonca and Momerath[/B]. Right, on to my next project. I'm making a Naughts and … |
| | Hello, I've got a problem with simultaneous placement of an order in a webshop. I will start off with a general description of the problem, and provide details after that. **The problem** Orders are stored in the table 'orders'. Each order has a BillNumber, which is obtained via a mysql … |
| | How can I check that the user actually is inputting what I want them to? (For example letters or numbers); I need the user to input y or n, so here is how i tried to solve it: [CODE] char answer; do { system("cls"); cout <<"Want to play? <y/n>: "; …  |
| | Hello Folks, I currently have a problem with trying to assign values using an XPathNavigator object in InfoPath. What I am trying to do is to perform a simple copy and nothing appears to be working. I don't know if I am doing something wrong or the syntax is incorrect. … |
| | Is it possible to set a object's value, and once that value is set not allow it to change? I could write a method to do it, but I wasn't sure if there was some sort of modifier I could use? I need to set a value once, and not … |
| | NOTHING HAPPENS AFTER EXECUTING THIS CODE, BUT IT COMPILES AND RUNS SUCCESSFULLY [code]import java.io.IOException; public class Runx { public static void main(String args[]) { try { String x="cmd /c dir"; Process p=Runtime.getRuntime().exec(x); } catch(IOException e) { e.printStackTrace(); } } }[/code] Please help.......................  |
| | Hey; I'm trying to do a hang man game in Java. I newly learned some stuff about programming some GUI using Swing and AWT, but I'm not still clear with it. The problem is that all the drawing is done by a single function paintComponent() from the JPanel that I … |
| | Hello... I'm learning C with "The C Programming Language" book, and I'm stuck at exercise 1-10 which asks to: "Write a program to copy its input to its output, replacing each tab by \t, each backspace by \b, and each backslash by \\. This makes tabs and backspaces visible in … |
| | Even after looking at a lot of books, I am not able to understand the problem in the following code: [CODE] //1.c static int y=23; void abc(int a){ printf("%d\n",a); } [/CODE] [CODE] //2.c #include<stdio.h> #include "1.c" int main(){ abc(12); printf("\n"); printf("%d\n",y); return 0; } [/CODE] I can understand that the … |
| | [code] class complex { int real; int imag; public: complex(){}//why default constructor is always needed complex(int a,int b){real = a;imag = b;}// why can't we define only this constructor ~complex(){} }; [/code]  |
| | I HAVE TWO LISTS AND I AM LOOKING TO SUM THE VALUES IN THEM. I HAVE TRIED SO MANY DIFFERENT WAYS. THIS IS WHAT I HAVE SO FAR: [CODE] for (int l = 1; l < list1.Count; l++) { string[] lineValues = list1[l].Split(','); float intValue = float.Parse(lineValues[l]); for (int k …  |
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