Software Development Forum

I want to make simple MSN/YAHOO Chat. I have some knowledge on sockets but I don't know what more I need to know. So My Question Is, what is pre-requisites before I jump into the Project. NOTE: The project is for learning Python/wxPython Thanks :D

Hi! How can I call the matching constructor [CODE=csharp] foreach (Animal d in AnimalBufferList) { this.Add( ....call matching copyconstructor.... (d) ); } . . . [/CODE] [CODE=csharp] abstract class Animal { public Animal (Animal d) { } . } } class Pig: Animal { public Pig(Pig d): base(d) { } …

I have two recommendations for those already familiar with command line C++: [LIST] [*]Here's a trick: put your cursor on a blank place in your code and hit Ctrl-Space. That will call up IntelliSense for all commands that work for the type of program you selected when you ran the …

How would u determine the end of a word using pointers?

Im trying to inject my vb.net dll into the notepad process to hook one of its functions. Now it seems i face two problems.... GetProcAddress returns 0 (it also does if i call that function via c++ dll) Its might be Vista? anyway next problem is that i want to …

hi, i have problem wit displaying the time in my windows forms. this is wat i have given [code] lblTime.Text = Datetime.Now.ToShortTimeString(); [/code] the problem wit this is once i open the application the time is shown, but it is not updating as it is in the system time. so …

I'm working on a program that lets the user watch random videos and view random images. I have it to work, but I want to be able to check to see if the image is there and if so view it and if not then pick another image. Here is …

Hello! I'm having an problem.. while compiling one of the sources. ERROR = Error 5 error LNK2019: unresolved external symbol "int __stdcall WSPConnect(unsigned int,struct sockaddr const *,int,struct _WSABUF *,struct _WSABUF *,struct _QualityOfService *,struct _QualityOfService *,int *)" (?WSPConnect@@YGHIPBUsockaddr@@HPAU_WSABUF@@1PAU_QualityOfService@@2PAH@Z) referenced in function _WSPStartup@76 spi.obj ifslsp Thank You for your help. [CODE=c]int WSPAPI …

Hello, everyone! It's been a long time using C++ and I have a link problem. This is the code... [CODE] #include <iostream> #include "libc++/pcslib.h" int main() { std::cout << "About to load the server and all the clients." << std::endl; Pcs serverProcess("server"); Pcs clientProcess("client"); serverProcess.Join(); clientProcess.Join(); std::cout << "After joining …

i have calendar placed on my form i have one textbox n a button("Show date") When the user enters date in the textbox say 29/07/2008 and click on the show date button the calendar should show / reflect that date.. how to achieve this...i knw...it ll b simple but am …

Hi guys, After figuring out the update data to listview in another post, I have this problem with my textbox I have a textbox that allows the user to enter a certain number, when that textbox has lostfocus(as i have currently set) it will check the database and retrieve the …

I m a beginner. Using open source, I have compiled a freeware Eng-Hindi dictionary in C# with a 40K word data input source as a Text file. Is there someway to modify / hide the said Text file from front end user. Thanks.

Hi guys! I am trying to make an object oriented program for matrix addition, but I am stuck right at the beginning. I would like to have an 2D array as a class variable and another two class variables would define the arrays x and y coordinates. Something like this: …

Hi all, i'm trying to get a specific line in a text from a text file. In fact i want to read just the eight first line from my text file. It's only return the four first line. why? here is my code but, there is Format problem. [CODE]import java.io.*; …

Can some body tell me how to take SHA-1 of a given string in C. I am using ubuntu 9.04 with kernel 2.6.30.

Hi buddies...!!! M an MCA(2nd Yr) Student.....And in a need of Some Project Topics in C++,which can be completed within a span of two months and the topics should be related to the following subjects..... Networking,DBMS,DAA(Design Analysis of Algorithms) or TCS(Theorotical Compiler Construction) Please help me as fast as possible......

hi, Im just wondering on how I could get a columns and a record count I mean the whole thing in a database aside from executing this statement [icode] "select count(*) from myDatabase" [/icode]...is there another statement that i can use instead of this one coz it doesnt retrieve any …

this is my codes in banking system please bear with my codes..im just new in doing classes *can you help me with this error..tnx!! [CODE]#include<stdio.h> #include<iostream.h> #include<stdlib.h> #include<conio.h> #include <time.h> class Account { public: void Account::existing(void) { cout<<"Account #: "; cin>>user; cout<<"Pin # : "; cin>>pin; for(i=0;i<3;i++) { if(!strcmp("dlsl",user)&&("3645",pin)) { …

I was published this problem over 10 forums and no one know what the solution for that. i try to make some application that deal with billboards and advertising. When i want to make order for some billboard i need to fillup the billboard number (wich his number is string …

Hi everybody. Do you know what's equal for code "app.patht" in c#.net 2008 ? I tried "Application.ExecutablePath" and "Application.StartupPath" but they didn't work. I think they have their own name spaces that I havent added them.

I'm trying to write a code that will calculate three products and provide a receipt. Right now the button will display a '0' instead of the 'Total Cost' that I want it to display. And nothing comes up in the (list) box that the receipt is suppose to be displayed …

hello, can u pls help me sir about my problem in the level order travelsal?... i did trace my code and i found no wrong. but when i compile it, there's something wrong in it and i dont know where... thank u very much! [code] int count = 1; public …

I am using mfc and I have a *.rc file containing a number of dialogs. I have modified one of the dialogs to include a tab control (dragged from the dialog editor in design mode). When the file is opened in textpad, that dialog now looks like this: -------------------------------------------------------------------------------------------------------- [CODE]IDD_ABOUTBOX …

hey guys im trying to work this out for a school assignment, i cant get the destroy function to work whith the button i created, heres mycode see if you can look at it and tell me whas wrong import Tkinter as tk root = tk.Tk() root.title('background image') def qwerty(): …

after a lot of fussing, my code finally compiles properly. but once again, its not calculating the things i want. PROBLEM: doesnt calculate "scores entered by user" doesnt calculate "highest max score" doesnt calculate "lowest min score" as far as the scores entered by user... i was hoping this.. if …

hello, what is java spring? i read its a framework. but what compiler do i use to work with it? and from where i can download java spring? i tried this page [url]http://www.roseindia.net/spring/springdownload.shtml[/url] but their explanation, i dont find the things they put.

hi, i m very new here and also in programming world. i tried to make a program that prints happy and unhappy numbers. but that prints only unhappy numbers and then it goes back to while loop where j remain 0. how can i fix the problem? plz someone help …

Hi Professionals, I am working on a mass emailing program. I can send mass email successfully. My question is how do i add attachments? i have a label(lblAttachment), a textbox(txtAttachment) and a button(btnBrowse) on the attachment row. Here are my codes for the form:- Please advise. Thank you in advance. …

HI , i need help with a c++ code that downloads a single file from a DIRECT link and save it somewhere on the computer i am working under windows and i have searched google but i didnt find anything simple just tons of codes that i cant understand i …

ok. im pretty much done with this small program my teacher asked us to write. my problem is: it wont give me how many scores there are above average. it keeps giving me 0. i dont get it. maybe im overlooking something? i think something is wrong in my [color=#33FF33]// …

Hey guys! I want to make a Python script and I want to upload it online via Webs' free file hosting service. Basically, what I want to do is, when any user visits my website, the app stored on the server should immediately fire up and do some function(I haven't …

Hi im working on an encyclopedia. The problem im having is the following: in next print car_num, len (car_list) NameError: global name 'car_list' is not defined [B]Line 62[/B] I might also add that before i moved car_list into a separate script/module, everything worked fine. The idea is basically to have …

Hello, I am having problems with templates. I wrote a templated version of vector. My vector is working. Here is the header file for it: [code=C++] // m_vector_g.h template<typename T> class m_vector { private: // Some code here... public: // Some code here... }; [/code] I want to make another …

So I've been trying this for a long time and I've given up. I can't code it myself and no examples are helping. I want to log on to a website and return some text from it. The returning text part won't be hard, the logging in is the problem. …

Hello everybody, I need your help for my C project..... The details of the program is given below :---- 1) [B] The input of the program will be another C program, and that is from a file.....( Please note this carefully)[/B] 2) [B] You have to check the syntax of …

I'm working on a project in which i have to use J2ME. I've tried a few tutorials but they seem only to be especially oriented to specific problems, and in my programming experience i've learned that's always better to globally know your environment. If anyone knows an e-book (or book) …

Well, I just had another issue resolved and have come to another one that baffles me, and as I can find little to no documentation on the pgdb module, I thought I'd sound you guys out again. I am attempting to insert values into a table in postgresql, and while …

Hey all, I have a listbox, textbox, and search button on my form. I am populating my listbox with data from a sql database. I need to be able to seach my listbox and filter it. Here is what I have so far: [code] Sub RefreshListBox() Dim DSDept As New …

Hey, I've been researching ways to code in C++ and manipulate excel files (i.e. read and write data). Right now I've written macros in VBA that output a .csv file that is read by my C++ program. It all works, but I'm still wondering if I can just write all …

I created a dialogbox, with controls, by using the DialogBox() function and a resource file with the controls in it (IDD_DIALOG1). But I'm having an extremely hard time finding a function which will add a menu, also in the resource file, to a dialog created in such a way (IDR_MENU1). …

Hey, So i am completely new to python. I am taking a course at school by distance and i am unable to get the help/explanation to complete...or really start, my assignment. I am supposed to make a working chequebook calculator. It will store cheques (the cheque number, the amount and …

when you run an ifstream in c++ and go into a textfile what is the data in the file converted to? this is my code [code] #include <iostream.h> #include <fstream.h> #include "TGraph.h" #include <time.h> #include "TDatime.h" void deeznutz() { char inputFilename[] = "data.txt"; ifstream inFile; int x; inFile.open("data.txt", ios::in); if …

Hi, I am very new to Java and am using Breezy Swing. I basically need to create an array of JButtons (26 in total) and display them on a form (9 on the top row, 9 in the middle and 8 on the bottom) and I have no idea of …

I have been using VB.NET for a while now, and I can make a ton of things. But for some reason, I can't connect to SQL. I use SQL 2008 express, and Visual Basic 2008 express(will soon get Visual studio :)) So, I go to add a database, I enter …

I'm trying to figure out why the regexp "[A-Za-z0-9\-]+\.jpg|jpeg|gif|png" only seems to find "gif" when I run it on the source of an html file.. For example: I have the following code [code=c#] string URL = "http://www.google.ca"; string re = @"[A-Za-z0-9\-]+\.jpg|jpeg|gif|png"; WebClient wc = new WebClient(); Stream data = wc.OpenRead(URL); …

Good Day, I am using an Ms Access Database to design a StockTracker applicaton. The application is used to check the stocks of users. Firstly I need to sign on as an administrator and then be able to add users and their stocks to the database. I have created the …

hi there, how can I change string to xml and vise verse in java, in addition how can I add values to xml according to element name , I can imagine something like "setValue(elementName, the value) ; as we are using in java, any suggestions any help , please! thanks …

Im stuck with my project. I have no idea how to begin this project. I need to write a function that shuffles say for example a deck of cards. which is represented by an array of 52 elements. Every element in the array is a structure for one card like …

I'm working on a little code snippet and my c++ seems a bit rusty. How do i go about getting the length of an array? My eclipse is giving me weird values when it should be segfaulting, so I'm trying to figure out whats wrong. Thanks in advance. edit: forgot …

Hey all, I'm new to C and trying to pick up good habits before I get too routed in my ways. Essentially, I have a code which runs a mathematical test on an array, and depending on the percent error, it decides to continue iterating or stop. Essentially, I have …