Software Development Forum

When I executed the following code the output appears to be very strange to me. Can any one explain this unexpected result to me. The code: [code] #include <iostream> using namespace std; class Y { private: int x; public: Y() { x = 7; } int getX() { return x; …

For example i want that the [code]System.out.println("blablabla");[/code] wont be displayed on the screen of the console.... how can I do it?

Never mind, I thought of another way to do the display. thanks

These are my three files. The header file.... [CODE] #ifndef MONTH_H #define MONTH_H #include <string> #include <iostream> using namespace std; class Month; ostream &operator<<(ostream &, const Month &); istream &operator>>(istream &, Month &); class Month { private: string month; int monthNumber; public: Month(); Month(string); Month(string, int); void setName(string); void setMonthNumber(int); …

Hi there, I am trying to write a C++ app using Dev-C++ 4.9.9.2. The app is supposed to read in a txt file and then use templates to read in the files and swap data that gets populated in a ptr array. The errors are: [Linker error] undefined reference to …

Hi. I am making a program, and I have a main section and a class that the main section tefers to in a .h file. The Ifstream part wont work, and i dont know why. Please help. MAIN: [CODE] #include <iostream> #include <cstdio> #include <cstdlib> #include <string> #include <fstream> using …

Can any one help or give some good advice on where I need to go from a point in my code. I am building an asterisks tree and I managed to get that part done, but there are three thing I need to input to complete the assignment. 1. And …

The title basicly speaks for itself. i need some code to add a string value in HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunServices and then to modify the value data. i have checked every where on google and this site, and anything i have found has not worked. Thanks in advance!

I'm writing a class planner with a structured array declared in the header [code=c++] #include <string> using std::string; struct Classes { string ClassName; string ClassNumber; string DaysMet; int StartTime; int EndTime; string Teacher; int Students; }; [/code] this is the print function of the program [code=c++] int Print() { system("cls"); …

I have been working with bass.dll from [url]www.un4seen.com[/url] as audio library and I can say that it is great. But I have reached a place where I hitted the wall and it will take time for me to move. Can anyone suggest for me a dll library for playing audio …

Hi, I'm new, so please bear with me. I'm working on a memory card game in wxpython, using gui bitmap buttons. I need to change the bitmap from the "face down" bitmap to another bitmap when the button is pressed. (and to wait for a second button to be pressed, …

Hi All, I am trying to write a common function called call which will take in a void* and an int type. Based on the int type it will have access to different structures. The code doesn't compile in the first place. I am not sure this is correct or …

I am trying to produce a program which produces a random array of numbers but I am running into a problem in that when the array becomes even a little large, say 10x10, I get the Bus Error or Segmentation Fault (I think I still get the error with even …

Trying to create a 2 dimensional array for converting temperature and returning max. Having problems declaring max such as these 2 lines. max = max(inputFahr[0][0]); max2 = max2(inputCel[0][1]); [code]/* * To change this template, choose Tools | Templates * and open the template in the editor. */ package project3; import …

I'm doing a OS class. Trying to implement this pseudo code: * Forking is fun! ­ Simple tips First, fork the child process: pid_t ForkPID; ForkPID = fork(); Then write a quick switch statement! switch (ForkPID) { // ­-1, fork failure case ­-1: printf("Error: Failed to fork.\n"); break; // 0, …

how do you manipulate text files.. [CODE=Python] import urllib2 dload = urllib2.Request('http://tvnz.co.nz/content/tv2_listings_data/portable_listings_skin') text_file = urllib2.urlopen(dload) text_file_read = text_file.read() print text_file_read f = open ('site.txt', 'w' f.write(text_file_read) f.close()[/CODE] This returns the page and saves it as text file, but how would i do the following things.. -delete lines of texts, for …

I need a statement to exit my program after goto statement but i dont know where to place this statement. The statement is: [CODE=c]printf ("Enter \".\" to exit or \"p\" to proceed"); scanf("%c",&ch); if (ch=='.') getch(); if (ch=='p') goto repeat;[/CODE] also tell me if its rite or not? [CODE=c]#include<stdio.h> #include<conio.h> …

Hello all. Im back with another question : / You see.. At my house. We connect to our home network, in order to do so i must put in a HUGE Wep Password and bla bla bla. It takes for ever. And whenever lets say i get a new computer …

Hello Everyone! I have a homework assignment due and I am having a problem with an compiling it to get an output. This is my first and only Java class. Can someone please tell me what I am doing wrong? Thanks in advance. [CODE]/* Programmer:Steve A. Massiah Date:01/29/09 Course:PRG/420 File: …

Say I have a class (say number) and declare a private variable (say int num) and have a public member function(say int getnum() ) that retrieves the private variable. When I in the main() without initializing the private variable int num (of course after declaring the class variable say test) …

Using a long double, it seems to cut out a decimal when it increases another digit. The first scan won't work properly, as it only shows 3 decimals, but should have 4, which doesn't concern me, but i'd like it to always have three. Price: 5.99 Scanned Price (Over and …

Hey i was wondering if there was any way to convert a 24 bit Bitmap into a 256 colour bitmap using PIL or something simillar. I found something like: [code=python] image = image.convert("P",color = Image.ADAPTIVE) [/code] But i couldn't work out how to make that work. So yeah any way …

i have written this program, it's nearly finished, but i didn't found out right away that my code has bug.. once i enter number of students i wish to add, the value goes to the for loop, i think i coded that just fine, but the problem is, for example, …

Hello, everybody. I have typed DataSet ([icode]dsMain[/icode]), that contains table ([icode]ReferenceCycle[/icode]). In the program I make changes in that table, using generated by VS typed table adapter ([icode]taReferenceCycle[/icode]) and values seems to gets inserted. And when I'm trying to update database with this - nothing happens. Here's part of my …

Hello everyone! I'm writing my third program and it's running and the math formula's are working great, however, I just had a few questions. I'm trying to use hours = CDbl(txtHours.Text) but when I start the program I get a conversion from string "" to type 'Double" is not valid...but …

If I allocate memory to a pointer which has been declared inside of a function as static, and don't free() it, is that memory freed when the function returns?

is there any method or class for getting the datatype of a variable???? After the variable is declared i must get the datatype...... hw can i do .... any ideas??

Hi C++ is my first language i am learning and i would like to start some project that involves a bit of AI and object avoidance but i have no idea where to start. My skill in C++ is pretty poor but i would like to start a small project …

Hi folks! I'm not a student, so this isn't a homework assignment, I'm just trying to learn C++ for my own benefit and my career. My question is: is it possible to call a function that's below another function? If not, how could I do this? For example, in the …

So I was going through the Projects for the Beginner thread. I settled on this: "For $2 you get to throw four dice. If the sum of the faces is less than 9, you win $12, otherwise you lose your investment. Should you play this game?" Simple enough: [code=python] def …

I am new to java. im trying to create a report from a table called users, in the database called userDatabase. I dnt know how to connect and get the required output! If u can please give a an example coding that can be used to connect this with my …

[code] class Register { public static void main(String[] args) { Personer pr = new Personer(); pr.settInnPerson("mrt","Kasra"); pr.settInnPerson("avinnogg","Anders"); pr.settInnPerson("omelgsto","Oyvind"); pr.settInnPerson("joakibj","Joakim"); pr.settInnPerson("richar","Richard"); pr.settInnPerson("linnaad","Linn Kristin"); pr.settInnPerson("hennikar","Henni"); pr.settInnPerson("haavarte","Havard"); pr.settInnPerson("rubendw","Ruben"); pr.settInnPerson("dingh","Ding"); pr.settInnPerson("nikitam","Nikita"); pr.settInnPerson("huyt","Huy Quang"); pr.settInnPerson("chunyuyc","Chun-Yu"); pr.settInnPerson("kabeern","Kabeer"); pr.taUttPerson("kabeern","Kabeer"); pr.taUttPerson("chunyuyc","Chun-Yu"); pr.print(); System.out.println("------------------------------"); Person skalFaVenn = pr.finnPerson("dingh","Ding"); skalFaVenn.leggTilVenn("rubendw","Ruben"); skalFaVenn.leggTilVenn("hennikar","Henni"); skalFaVenn.leggTilVenn("mrt","Kasra"); skalFaVenn.leggTilVenn("avinnogg","Anders"); skalFaVenn.fjernVenn("hennikar","Henni"); Person vn = new Person("dingh","Ding"); vn.print2(); …

Hello , im a very new to programming and i have a Question please. i must write a program in Assembly the Question is : "after giving a maximum of 30 positive numbers the program must output if the given number (Sequence) is a palindrome or not.( intering "0" or …

Hello Once Again..... I need you to help me with this program im working. My teacher asked me to create a program that could arrange the random numbers from lowest to highest.... but I can't follow up what's next in my program: [CODE=SYNTAX] #include<stdio.h> #include<conio.h> int main() { int a,b[10]; …

hi again can u tell me how can i call the date function in "c"?

Im trying to make a circular queue. Why does empty keep saying my q is empty? [CODE]using System; namespace CQueue { class Program { static void Main(string[] args) { List queue = new List(); Double number = 9.13; queue.Enqueue(number); queue.Enqueue(number); queue.PrintQueue(); } } } class List { object[] thisIsQ = …

Hello everybody.. Here I have a question regarding my “Budget System” project. It’s about to link the annual budget amount (txtBudget) from form 1 to the (txtBudget) in the form 2. It means that the system user have to set the value txtBudget in the form 1, so that it …

swap.h : [CODE]#pragma once class Swap { public: Swap(void); public: ~Swap(void); public: void SwapNumbers(int & number1, int & number2); public: void SwapNumbersViaPointer(int * pNumber1, int * pNumber2); };[/CODE] swap.cpp : [CODE]#include "Swap.h" Swap::Swap(void) { } Swap::~Swap(void) { } void Swap::SwapNumbers(int & number1, int & number2) { int tmp = number2; …

Hi all, I'm a newbie with C or C++. I have a raw PCM file 16-bit (like a wav file but no header). I need to build a console application that can read the file, store data in an array, modify it (ex: add 100 to each value of the …

Hey all Iam new to programming, so please help me with my problem.... I want to take voice input into a Java program and save it in the form of string....?? Plesae help..

I'm having a pretty weird logic error. It seems that this code is always ending my arrays with 3. It should (being a recursive function) iterate through 0, 1, 2, 3. My test array is of length 4 but I am completely missing the reason. Can anyone else see the …

I’m building a tagger that searches through a corpus of IM data and tags any instances of words that occur on a wordlist. I've run into a problem and was hoping to find help. I'd like to try and understand exactly why it's not working, so I've laid out everything …

I have written windows application for managing specific win service. it can start, stop install and uninstall. also i have setup project ( in the same solution of course). the problem is that after i uninstall the application (add/remove programs) the service of course remains in the service list, if …

Hi Can Anybody can give me code for hotmail / live id friend importer and send mail to friend...

Hi, My CSV files contains embedded double quotes, as it does not conform to the RFC 4180 standard and results in parser complication. I tried using Perl Module "Text::CSV_XS" to properly escape with double-quotes, the output file gives me the result as desired, however some of the line breaks into …

Hi, I want to read a line in the file and check the content in the line, for example if the line starts with the text "sample test ..." i want to check wether the line starts with sample, but my code always return no result even thou the file …

Heres my problem. I can add a node to my linked list in the front and middle, and at the end. But if I add a node to the end of the list and try to print it out, the program crashes. I studied the code and didn't find any …

i tried to see the preprocessed file after it is preprocessed. i created den.cpp : [CODE]#define PROC_ERR(MSGSTR, DO_ACTION) \ { \ cerr << MSGSTR << endl; \ DO_ACTION; \ } PROC_ERR(error,action)[/CODE] i run the following command on unix command prompt to create the preprocessed file : [CODE]g++ -E -o den.i …

So I'm trying to create my first ever Makefile and have run into some issues. My program is broken down like this: filter.c - contains main() includes.h - #defines io/file_io.c - contains some functions that main() uses io/file_io.h - included in filter.c and file_io.c Hopefully that is clear enough. Now …

Hi everyone, I've been having a little trouble with an assignment I've been given and I'm looking for a little help. The assignment requires me to read in a line of text from the user, and then use Parallel Arrays (both iteratively & recursively), An Array of Object (iteratively, recursively, …