Software Development Forum

Hi I am trying to learn c++ by using it where I can at work. Usually I can muddle through by searching forums and although I might not end up with an elegant piece of code, my programs seem to work ;) What I am trying to do, is open …

Hi all, I'm having the situation to calculate as follows: The time difference between 4:00pm and 1:00 am is 9 hours. This is derived by subtracting 4 from 12 which equals 8 and adding 1 hour for the time between 12:00 and 1:00. I'm having 2 datetimepicker in starttime i've …

Hello Everyone! I just joined the community. I need to let you know up front that I am not a programmer. I am starting the journey by learning VB.NET. I downloaded MS Visual Basic Express 2008. I need to do some straight forward apps such as collecting user input to …

hi friends, I am having a problem with IO operations in C++. This is the path: ----------------- C:\Symbian\9.1\S60_3rd_MR\Epoc32\winscw\c\system\Apps\test\ I am having 4 files say f1.txt (size 400 KB) f2.txt (1 kb) f3.txt (1 kb) f4.txt (1 kb) These four files reside in the following above given path. The files in …

Hai Friends Iam using RMI concept for my project, i want to connect client and server by using internet connection , but its working fine on LAN connection, it gives following Exception [code] java.lang.RuntimeException: java.rmi.ConnectException: Connection refused to hos t: 125.17.11.229; nested exception is: java.net.ConnectException: Connection refused: connect at Client.init(Client.java:23) …

Hey, I know this question has been asked allot but I am wanting to know of where I could get a simple window GUI book, I am not wanting winprog, but infact a book, and tbh could you direct me to a good book, but is quite slow and has …

I would like to collapse whitespace in a string of the followinf foramat using a some pre defined functionalities. XXXXX<space>-<space>XXXX shoud be converted to XXXXX-XXXXX XXXXX<space>-XXXXX shoud be converted to XXXXX-XXXXX Please help

Hai all, in my appliction Im writing functionality to find keywords entered by user if keyword found i need to return the 10 words before keyword and 10 words after keywords, Im able to find the keywords using Instr method.. Im not getting how to get 10 words Before and …

Hi guys :) I'm working on a project ( a game ) this is the code [CODE]#include <iostream> #include <fstream> #include <string> using namespace std; //####### Begin Class Node ########### class Node { public: string data; Node* link; Node(string x) { data = x; link = NULL; } }; //####### …

Hi Guys This has been going on for a while but now I have finally decided to do something about it. A few weeks ago I compiled a small C program from a book I was reading. It compiled fine but I wanted to make a slight change to the …

hi... when i save a data from text box it didnt show at the listview how to do that? and someone please check my delete coding Private Sub cmdSave1_Click() If MsgBox("Are you sure you want to save?", vbYesNo + vbQuestion) = vbYes Then Set rec = New ADODB.Recordset rec.Open "Select …

I'm getting the above error at this section --> SetCurDir ("\\Cls000008\actuarial_data\Xtractor") in my code below ... please help ! _____________________________________ Option Explicit Private Declare Function SetCurDir Lib "kernel32" _ Alias "SetCurrentdirectoryA" (ByVal lpPathName As String) As Long Public Sub Extract_POL(strinputfile, lngTOTpno, blnPOL, blnIDAT, blnTcode, _ blnHPTAR, blnTerm, blnOccode, blnAge, blnPollines, …

can anyone help me? where can i DOWNLOAD visual basic language for free? please help me thnx!!

Hi! I just started poking around with Python recently, and I decided to do a text-adventure game project to practice some of the core concepts. Trying to think of ways to go about it, I stumbled on this DaniWeb post: [URL="http://www.daniweb.com/forums/thread55140.html&highlight=python+text+rpg+tutorial"]http://www.daniweb.com/forums/thread55140.html&highlight=python+text+rpg+tutorial[/URL] Gave me a lot of inspiration, and I took …

Hey guys I'm new to C#.NET but I'm trying to create my own Form using my own GUI code. However I'm unsure which project I need when using Visual Studio 2008. A normal person would assume that selecting Windows Forms Application would be correct. However you'd be wrong it would …

Hi, i'm new to C programming and i could use some help with an assignment. i would like to store a word in a linked list, with each letter of the word in a separate node of the linked list. i would then like to traverse the linked list to …

I have to design and implement a new linked class called StudentList, to represent and manipulate the records of students enrolled in a course. The data field for each record in StudentList must contain: student name (string type) studentId (int) (from 0 to 10000) dept (string) major (string) In the …

Hi to all, I want to create an application containing a lot of fields, my problem is the client want to maintain the records of payment and the date. I have created database containing only one tables. How can I handle this kind of database management, the goal is, if …

Hi, I am trying to learn how to read the binary of a file, such as a jpg. I got something going here but at run time in windows it says there is an error and the file must close. I'm not even sure if I'm going in the right …

I have seen that I can use a variable as the specification for the dimension of a one-dimensional array to be allocated by the "new" keyword. The book I'm reading explains that this can be extended to two or more dimensions but with a restriction, only the left-most dimension can …

I have a problem guys. It's due to duck typing. Now I expected to run into something like this sooner or later, but I can't help but feel there's a better solution. [code=Python]import re def patternMatching(pattern, string): matchList = re.findall(pattern, string) print '\n'.join(['%s' % v for v in matchList]) [/code] …

Hi. I am attempting to make a program that plays a midi file, like a [URL="http://java.sun.com/j2se/1.5.0/docs/api/javax/sound/midi/Sequencer.html"]sequencer[/URL] would do, but also have the sequencer send off any NOTE_ON or NOTE_OFF messages to an external method. I have looked through the api and cannot find exactly what I am looking for. I …

Hi everyone! I'm new here, so just letting you know that. Anyway. I'm currently writing somewhat of a game in pygame and had a few questions for anyone who would be able to help me. I have created a python program that moves and object in a window, and I …

Hi, I've searched far and wide but I haven't found exactly what I need. I have to programs communicating through named pipelines (windows XP). One is sending strings to another. The one who's recieves inserts them into an array. Now, here's the problem: this program is multi-threaded, each thread has …

Take the following code: [code]#include <stdlib.h> int main(int argc, char **argv, char **envp) { int sum; atoi(&argv[1]);//statement with no effect. Passing argument 1 of ‘atoi’ from incompatible pointer type atoi(&argv[2]);//statement with no effect. Passing argument 1 of ‘atoi’ from incompatible pointer type sum = argv[1]+argv[2]; //error: invalid operands to binary …

My boss has recommended a hash table, but I'd like some second opinions as to what you think the best way to accomplish this task is. My problem is that I don't know C++, so I've been learning things as I needed them to finish this project. I'm kind of …

hi friends! i was searching for a base conversion script in python when i was stumped with the following code snippet [code language=python] >>> number = 1000 >>> hex2bin = {"0":"0000", "1":"0001", "2":"0010", "3":"0011", "4":"0100", "5":"0101", "6":"0110", "7":"0111", "8":"1000", "9":"1001", "A":"1010", "B":"1011", "C":"1100", "D":"1101", "E":"1110", "F":"1111"} >>> "".join([hex2bin[h] for h …

I'm trying to upload a file to my PHP form on my website. I have no idea how to go about this. I'm sure I need to break down the file into a transferable form, I'm not sure where to go about this. Then I need to send an HTTP …

// I am trying to complete this for my class I am taking. Can anyone assist me in completing the task a ?Newbie is struggling with. [code] import javax.swing.*; import java.awt.event.*; import java.awt.*; import java.util.*; // program uses class Scanner /** * * */ public class Inventory { /** * …

Hi guys :) Thanks first for the help, yesterday.. I really did well in my exam :), thanks a lot again :) Well, I guess I need a little bit help in this I have a file, and I want the whole paragraph in the file to be inserted in …

Hello! I have got an image and I want to change the value of his pixels and paste it into another image. pixel(r,c): is actual pixel b: changes from 0 to undetermined number, for example 100. The problem comes for example when b=2;I think that the method doesn't understand the …

Im writing a code and included many library files (.lib) with it , when i compile all is fine 0 errors and 0 warnings , but when i built i got problems. when using VC 6.0 i got this warning [CODE]LINK : warning LNK4098: defaultlib "MSVCRT" conflicts with use of …

Hi All, I work on C++, and I am using an number of hash maps in my code. The problem is that, erasing of all the map iterators does not work, I get segmentation faults. If I dont erase the iterators, then everything works fine. I am afraid if I …

Hi folks, In My Application i have used the date function to find the difference between two date.but while executing is showing that runtime erroe 424,object required. Can anyone plz help me fast... This is the code i have used Dim date1, date2 As Date Dim diff As Long date1 …

this is a simple quiz program for addtion that generates random numbers and records the attempts and correct answers that were taken. i have a problem, i need to have the percentage of the scores. i have a text2(number of attempts) text3(number of correct answers) the text4 should automalically have …

Dear All, i have been working on a DataGridView for quite few days. Now its comes that a particular column has to show user name in display and in internal it should return user id. DataGridView is populated from a DataSource which will only supply user id. anybody knows there …

Hello everyone, please i need help, i have been trying to send and retrieve password and username to the database using RMI. please i need a code snipet that can help me to achieve that. i use MS Sqlserver 2000.

Hi everybody, I have a DataBase defined in Access. One column is auto incremented. I am trying to insert a row through a code in C#. I don't include data in the auto incremented column, because it is auto incremented..., but the computer returns that the number of columns does …

can somebody tell me the codes for updating the datagridview records.. here's what i wanna do. for example there are 3 columns name , middle , last. i want to update last but the problem is my datagridview doesnt update and still remain the same record but no errors..

Hi all , I have a program I have written for a question , but it has one problem I dont seem to be able to solve , the last part has to calculate the average hours spent on each module , yet it keeps coming up with answers I …

Greetings, I'm trying to write a function which gets two pointers as parameters. The first one "points" to the start of the first linked list, the second one is currently on null, but it will later serve as a pointer to the start of another linked list. The function is …

i need to develop an instant messaging using Jabber. Can anyone suggest me which jabber client api is the best for developing IM in java. Any samples on jabber client will be helpful. thanks & regards,

Ok, a few questions on fstream with C++ and winsock 1. Is it possible to search all the tagged lines that say Item I.D. for a specific value that is a variable such as CharacterItemID is 108 than search all the tagged lines that say Item I.D. for 108 and …

Hi All, I'm trying to pass a variable from a form to a perl script. It produces the error:- "CGI Error The specified CGI application misbehaved by not returning a complete set of HTTP headers." when run it (call it from the click of a submit button on an html …

hi all my name is rida i'm from lebanon 21 years old i'm in CNAM university and studying informatic i have a project about java language and i didn't know any thing about this language since i have an accedent in the begining of the year and i didnt watch …

Hi All, Im desperate to write a hex file in Delphi. Effectively I have a Decimal value, say 580 which I convert to Hex: 02 44 And I need to put this into a Hex file (multiple times) - 25000 times per file Each line in a similar hex file …

Hi =) I am very new to c++ and have started messing around with some lines of code, but I am totaly stuck on this one: [CODE] #include <iostream> #include <string> #include <sstream> using namespace std; int main() { int antnames; cout << "How many names do you want to …

Hi all, the while loop in my code dont seem to be working as i wanted it to. I wanted it to constantly check if new data is available in the sample.txt but curently after the button click it just finished with one try. is it i put everything into …

The program i am working on currently need to read a file and write into multiple files. Basically i am supposed to separate all the classes in tat file so i actually added an comment line to the file, i extract the classes according to the comments. Now i would …

I 've linked the two files together, main.cpp and myClasses.h, I've declared a variable, but what I'm asking is can you access a variable from myClasses.h? Here's a example of what I got so far: [CODE] //main.cpp #include "myClasses.h" #include <iostream> using namespace std; int main() { ClassOne myClass_instance; s …