49,757 Topics
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| | Can anyon help me with the code to delete from file using the delete method or function void delete() { } Thanks in advance |
| | How can i print the lower and upper triangles of matrix Please guide me in writing the code. i don't know even how to start writing the code. Please help. |
| | I would like to work with the MFC classes. As far as I Know these are not included with the Visual C++ express edition but only with the standard edition . can i get these classes for free elsewhere or do I have anyother option? please help. |
| | I have some C code that, when compiled under Linux, works perfectly as a CGI. This same source compiles perfectly with Visual C++ producing an exe. My question is how do I use this as a CGI in a Windows, Apache environment. Can I just place the exe in the … |
| | ok, long story make it short I have a quite large project, a makefile and gnu make. All runs fine. Trying to port the project to windows, and building with mingw32-make I come accross some problems... One of it is that i can't use sed for automatic dependeny generation as … |
 | Hiii I just made a small [B]Memory game[/B] with the help of many of the members of [I]daniweb[/I].... Now I have a screen clearing problem... The program is simple...The compiler shows random numbers,then the user inputs the number within a time limit... there is a scoring key.... but I want …  |
| | Hi, Thanks to everyone I was able to submit my huffman coding assignment successfully.Now I've got to do arithmetic coding and it seems really confusing.I've looked at arturo campos's page [URL="http://www.arturocampos.com/ac_arithmetic.html"]http://www.arturocampos.com/ac_arithmetic.html[/URL] and havent understood using the range 0000h to ffffh instead of [0,1) and adjusting probabilities to be limited to … |
| | I was wondering if anyone happens to know any good c++ books to learn linked list (single, double, and/or circular)? Something that has explains with code to show how to do it and explanations to the code if possible.  |
| | HI, I am new to C++ and i need help on this topic . Overloading streams . I feel this very difficult to learn after i have learnt java. I have a Base class Called BX [CODE]class BX { public: BX( ); BX( string X, string Y ); // 2 … |
| | I am working on a code and I want it to ask if I want it to enter another number... when I hit "y OR Y" it repeats but the code. I don't know how to make it output "bye" when I type "N or n". Can someone please help … |
| | I'm trying to go through a directory and put all of the files into a vector of strings. My problem is that the name of the file is stored, but not its location. Because of this, when I go to open the file later in another function, it doesn't recognize … |
| | I am having a hard time with my homework and I was wondering if someone could help. I have to create a program that uses a while loop to ask questions about a hotel. It first ask the number of the top floor then asks How many rooms are on … |
| | How do I write it so if I have ifstream file("file.txt") that has rows of characters like 60 REGULAR NONE GREEN BEGIN REGULAR NONE REGULAR NONE GREEN END that I can read one line at a time and do whatever I need with it. |
| | so im working on my assignment and it says Percentage of ticket revenue which goes to administrative costs. This input will be entered in percent format (see sample runs below); your program must convert this to a decimal fraction. For example, the user enters 25% as 25, not .25; you … |
| | Thank you in advance, i have starred at this for a couple hours now and i have come to no conclusions. First off, this is an assignment to teach us how to use header files, this is the header that we were provided with: Complex.h [code=syntax] #ifndef Complex_H #define Complex_h … |
| | [code]#include <iostream> #include <iomanip> #include <cstring> using namespace std; int main() { char name[40]; double date1; double date2; double date3; double h1; double h2; double h3; // Name of pole vaulter cout << "What is the name of the pole vaulter? "; cin.getline(name,40); // Month1, Vault1 cout << "What was … |
| | I was just wondering if there was another way to out put text besides cout? I know this probablt sounds weird because cout works perfectly fine and stuff, but I just want to know if all of the input/output has to be done in a cprompt window? Dose anyone know …  |
| | Hello, my question is how can I read decimal from txt file? For Example expression "2.0 1.3 +" - postfix to calculate it. The one that I have right now work for integers but when it starts reading it chops of the decimal part. I can figure out what i …  |
| | Hi , As posted on a previous tread , i am very new to this whole programming thing...(just starting out) I am trying to write a small program to copy folders and every thing in it to a different location? The Platform is Wince .net (4.2 embedded). I can create … |
| | I'm making minor adjustments to a sample program called [b]pdemo[/b] that comes with Dekang Lin's [b]minipar[/b] parser, but I'm having trouble compiling the darned thing without seeing a royal mess of "undefined reference" variables. I'm not particularly well-versed in C++ (I'm far better with higher-level languages), though, so I'm sorry … |
| | [code=cplusplus] string countx(string sky) { int count=0; for(int x=0;x<=sky.size();x++) { if(sky[x]=='x') { sky.erase(x); ++count; } } stringstream ins; string bang; // Declare an input string stream. cout<<"count " <<count; ins << count; bang = ins.str(); sky=sky+"x^"+ bang; cout<<"Sky == "<<sky<<"\n"; return sky; } [/code] Writing a function that will take … |
| | When reading a txt file I am using .seekg to set the startpoint in the file to read from. linepos has a value: 1002106 First I wonder what this value stands for excatly. As I have understand this is how many characters forward in the file that will be the … |
 | [code] void myClass<temp_Type>::myFunction(myClass<temp_Type>* &firstClass, myClass<temp_Type>* secondClass) { } [call] myFunction(*this, &secondClass); [/code] I think I am fundamentally challenged on the "this" qualifier. I want to pass a pointer to the current object(ie the object I am calling the function from), but am stuck trying to pass the "this". Are there …  |
| | Hiii I m just a beginner in C++...Was using turbo c++v3.0... Now just installed Visual c++ 2008 express edition.... Anyone please let me know the main differences between TC++ and VC++?.... how can i make a simple programme written in tc++ run in vc++..which are the modifications?... ".H" could be … |
| | As a homework assignment, I was asked to write a program in C++ that calculates the sum of the even and odd integers in a list of integers given by the user. I think I'm on the right track, but I can't seem to get my loop right. Here's what … |
| | I am stuck, im trying to insert and print out this list of numbers from a file, however i just get an infinite loop every time... any suggestions? [code=c++] // This is the implementation file for class List #include <iostream> #include <stddef.h> // to access NULL #include "List.h" #include<fstream.h> using … |
| | I made the game Mastermind using C++ and would like anyone who wants to test it and let me know what they think. It comes with instructions, but since I wrote them and I know how to play the game, they might not be clear. Note: If this post is … |
| | I'm trying to make a program that will read names and numbers from a file, but I'm quite inexperienced in C++ in general, and most tutorials and help threads I read tend to make me confused. So far, I have used a test file with a text like "NameA 01234 … |
 | this code is a game that uses socket to be able to connect to each other so that there would be a 2player game.. but there something wrong here...here's the code..i'm using linux as my operating system ..this is the client side.. [CODE]#include <stdio.h> #include <iostream> //#include <conio.h> #include <stdio.h> …  |
| | How do i get it to cout what the pointer points to and not the pointer address? [code] int main() { Item* items[10]; items[0] = new Item(5); items[1] = new Item(3); items[2] = new Item(4); items[3] = new Item(9); items[4] = new Item(2); items[5] = new Item(0); items[6] = new … |
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