51,593 Topics
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 | Hi everyone, I am trying to write a program for a class but I cannot seem to figure out how I can convert a date in the format mm/dd/yyyy to separate int values. I.E. m+m+d+d+y+y+y+y. I've got the rest of the program written, but I cannot seem to figure this … |
| | I'm trying to create a Mammal class which has two virtual methods, and one non virtual methods to demonstrate inheritance. I've written the class, but now I have a few errors, and a few questions. First of all, I'm recieving an error that says the following methods aren't declared: speak(); …  |
| | Can we find the smallest of three integers, without using any of the comparison operators....logic please |
| | [QUOTE=narue]Well, you didn't specify how it didn't work, but on one of my compilers, there's a run-time assertion if the allocation size exceeds a certain limit, and 4294967295 is beyond that limit. Such an assertion throws up a dialog box and aborts the program, which could look like an uncaught … |
| | I was wondering if anyone can help me with linked lists??? I have to create a linked list with 10 random numbers rangeing from 1-5 and insert them into a node in the appriote postion of a linearly linked list and display the number of times each number of occurences …  |
| | as new throws exception bad_alloc...does malloc also throws exception of some kind??? |
| | Hello, i am just starting to learn c++. Ane hints or tips would be appreciated. I have a text file that looks something like this 2 fred hind 6 julie frie Now, i need to take that number, set it to an element of the array, then store the name … |
 | Is const void* p the same as a null pointer? Why would i use it?  |
| | I need to write about a half one page instruction string for one of my C++ programs. How do I do this best, so I can read it in the code and easly update it later. I have tried concatinating, but that makes corrections tough on the wrapping edge. |
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| | I'm making a program which sends a specified line of text to the active window when you press a specified hotkey. I've figured out how the hotkey part, but have no idea on how to send the text to the active window. does anyone give me some ideas on this? …  |
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| | Sir, I want to know why is it so that, in the Case of C Language there is no need to include stdio.h Header file. But when the same Program is saved with with .cpp extension it ask for the prototype. and we have to include the stdio.h header file. … |
 | Ive searched through google and most are not free, and the ones that are are being declared have a virus inside by norton as well as ewido. BTW im trying to do this because there was a PSP (playstation protable bin loader released) [URL=http://www.psp-hacks.com]website and article here[/URL]. I wanted to … |
| | Hi, :?: any one please can tell me what iam doing worng ? what iam trying to do is that to make program to create small database with following option add, delete , show ,edit search but i need to have them in it´s own source code so. what iam … |
| | Plz look at this code [code]#include<iostream.h> int x=0; int main() { int x=1; { int x=2; cout<<::x; cout<<x; } return 0; }[/code]<< moderator edit: added [url=http://www.daniweb.com/techtalkforums/misc.php?do=bbcode#code][co[u][/u]de][/co[u][/u]de][/url] tags >> does anybody know how can i access main local variable x, from inside the block, without using pointers or references? |
| | Okay Ive made a bunch of single use calculator programs (one for addition, subtraction, mutiplication, and division). Addition Code [CODE]#include <iostream> using namespace std; int main() { cout << "Please enter 2 numbers to be added "; int a; int b; cin >> a; cout << "\n num1: " << … |
| | People i am in trouble :sad: whenever i run any c++ program which i have written, the computer shows this error: :mad: General Protection Exception 0x3DCF:0x1E0B program(1) 0x3DCF:0x1E0B Processor Fault I use Turbo C++ 4.5 (i am only a 16-year old school student) this is one of my codes (all … |
| | [CODE]#include<iostream.h> int main() { enum flag{ x=1,y=2,z=4,e=8}; flag f2=flag(99); // out of range return 0; }[/CODE] In this code the range of flag is 0:15 but it still compiles when 99 is entered which is out of range!! |
| | My program is suppose to read in numbers and tokens. However, it will only read in the first number and go into a loop. Never reads the next number or does the computations. Can't figure out what's wrong. [code] #include <iostream> #include <string> #include <iomanip> #include <fstream> #include <cmath> #include … |
| | Hi i'm a C++ Noob, i'm trying to write a c++ function to listen for snmp traffic and send back some variables to the source. i'm not 100% sure of what i'm doing :o i'm including Wsnmp.h and also linking to Wsnmp32.lib from within visual c++ however it doesn't recognise … |
| | Dear all, I'm developing an SNMP manager using WinSNMP API. While starting up the SNMP by calling the function SnmpStartup, it returns SNMPAPI_SUCCESS, but strangely the 5 output parameters are not defined after the function is executed. Is this normal? Why is this happenning? What should I do? Regards, Alan … |
| | Hi everyone, I have got this code` [code]//---------------------------------------------------- #include <cstdlib> #include <iostream> #include <fstream> using namespace std; int main(int argc, char *argv[]) { start: ofstream examplefile ("example.txt"); examplefile<<""; const int SIZE = 100; char msg[SIZE]; cin.getline(msg,SIZE); examplefile << msg; examplefile.close(); cin.get(); system("cls"); goto start; return 0; } //--------------------------------------------------------[/code] And when … |
| | I keep getting this error message and the code below: I can't figure out why any help would be appreciated. Line 51 is this statement in my code: Element* Stack::Element::Prev(void) error message: [code] In file included from Stack03.cpp:28: Stack03.h:81:7: warning: no newline at end of file Stack03.cpp:51: syntax error before … |
| | hey, um i was wondering if anyone could help me with a program where if the user inputs a number no more than 5 digits and the program tells you how many times the number 2 appears in that number. i know that the modulus and division have to be … |
| | I have a doubt regarding constructor in this program-- [CODE]include<iostream.h> class A { private: int a; float b; A(int j) { a=j; cout<<"\n a is"<<a; } public: A() { cout<<"\n Default constructor invoked\n"; a++; b=0; } A(int j,float i) { a=j; b=i; cout<<"\n value"<<a<<"and"<<b<<endl; } public: void show() { int … |
| | I found this site [url]http://www.crushcalculator.com/cc.cgiid=1127355732zjg[/url] it was a prank going around that made you enter the e-mail adress your name and 3 people you liked. It then sent you an e-mai ltelling you the people that that person liked. I know I could just the one already made but I … |
| | Hello Can some one please explain what this statement is I am very new to C++ and VC++ statement sprintf(DirString,"%s/cl_log.csv",DirName); I could not understand what second argument Thanks in advance, Durga |
| | Sir, I want to multiply a 2-D array of size 100 by 100 a[100] * b[100]; or a[100][100]; What is the way to multiply the two arrays. Ashwin Perti  |
| | :mrgreen: I've just started learning and doing examples out of the book but I wanted to see if I could actually make something besides just copying stuff out of a book. So I tried to make an addition calculator. This isnt the entire source code but just a few snippets … |
| | Can anyone help us out in this dept, everytime I go through my program when it terminates I get the famous windows: "main.exe has encountered a problem and needs to close. We are sorry for the inconvencience ........ Debug, Send Error Report, Don't Send Yep that one... Can anyone offer … |
| | This is begining to bug me. I have googled it. I have searched this site and I still have not managed to get the rounding to work the way I want! I have done the Math::Round() deal, I have tried System::Math::Round. I got desperate and looked to see what it … |
| | What's the point of a struct? I mean, isn't it basically the same thing as a class? So what it's used for? |
| | heya folks. i'm working on an chunk of code here and i don't really understand what i am doing wrong in trying to increment and decrement a fraction. if you could provide some insight i would appreciate it. thanks. [CODE]#include <iostream.h> #include "fraction.h" void main( ) { Positive_Fraction a,b,c; int … |
| | hi , i had a problem with one of my programs im pretty sure everything is correct but when i run it it only asks me to input the last name but it would just print out the rest and not ask for any other input why is that? can … |
| | hi guys and girls if any :P, im trying to find out how to determine the root directory of a computer, in c++ as part of a larger program im working on, im sure i heard before that there is some api call that can be used to do this, … |
| | [php] hangman::hangman( char * surname, int size) { name = new char[size]; encryption = new char[size]; strcpy(name,surname); for (int i = 0 ;i <size; i++) { encryption[i]='*'; } lives = 5; found = 0; } [/php] encryption seems to be heading over its borders!! the size = 45 ; I've … |
| | How do you time execution time?. I am writing a program in C++ to calculate Pi with a desired degree of precision/digits after the decimal point, and I have to calculate the time it takes to calculate for each desired precision. Can anyone help me? :o |
| | [php] #include <iostream> #include <fstream> #include <cstring> using namespace std; #include "NEW.H" int main() { return 0; } [/php] and the *.cpp file: [php] #include <iostream> #include <fstream> #include <cstring> using namespace std; #include "NEW.H" void hangman::LooseLife() { cout << "testing"<<endl; } [/php] and now the header file.... [php] #ifndef … |
| | Hi all, I have a problem that is hopefully easy to solve for you guys: I have written a rather large C++ program as part of my Master's. Now, I have to use an open source C-library ([url]http://www.tbi.univie.ac.at/~ivo/RNA/RNAlib_toc.html[/url]). I have never tried to combine C and C++. To figure out … |
| | [php] int j; for ( j= 0 ;j <sizeOfArray ; j++) { if( letter == array2[j] ) { ++found ; encryption[j] = array2[j]; } } if ( array2[j] =='\0' && found!=0) { cout << "not found" <<endl; --looselife; cout << "You now have" << looselife << "remianing" <<endl; } [/php] … |
| | Hello, all. Rather urgent question. I'm trying to implement a simple Cstring/Cstring map in my application so users can specify what they want to see instead of the MAC address. The information on [url]http://msdn.microsoft.com/library/default.asp?url=/library/en-us/vcstdlib/html/vclrfmapvaluetype.asp [/url], however, tells me I can use ::mapped_type. But that doesn't exist as an option in … |
| | What am I doing wrong I am not getting these values from the input file to even display correctly or sort in order. Give me some direction? [code] #include <iostream> #include <string> #include <cmath> #include <iomanip> #include <fstream> #include <cmath> #include <vector> using namespace std; class CommandLineException { public: CommandLineException(int … |
| | Where can I find specific instructions? Currently using MAC x10.3.6 operating system. Thanks Warren |
| | Does c++ allow returning an array from a function? Thanks all, Nate |
 | Couldn't sleep last night, so I was browsing and found the "Starting Python" thingy. I must say Python looks interesting from the examples. I learned C++ in school, Python sure looks easier to understand. Does any one think it's better than C++?  |
| | can anyone give me an example of dynamic type checking...how do we do tht |
| | Why are my exceptions not working? here is the teststack.cpp #include <iostream> #include <iomanip> #include "teststack.h" using namespace std; struct StackFullException { StackFullException(); }; StackFullException::StackFullException() { cout << "The stack is full."; } struct StackEmptyException { StackEmptyException(); }; StackEmptyException::StackEmptyException() { cout << "The stack is empty."; } Here is the … |
| | Hi i'm trying to use libtiff to work with TIFF files but i was unable to build the library and link it with my project in Dev-C++. can someone give me some tips? thanks a lot |
| | Hi everyone, I am just starting to learn to program in c++. I am a little confused on where to start though. Is there anywhere I can download an editor and compiler? Thank you. Nick |
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