49,766 Topics
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 | (Note: sizeof(character) == 68 bytes) I am having issues with fstream::seekg()/seekp(). It seems like when one is invoked to modify the get or put pointer, the other pointer follows it instead of staying in place. Example: [CODE=cplusplus] charfile.seekp(0,ios::beg); cout << endl << "Put pointer is at " << charfile.tellp() << … |
| | Hello all. I just recently started a project using directx for a paint program. I am new to directx programming and have not before program with it. The codes that I entered are the typical codes but with modifications to handle directx programming. They compile and link with out error … |
| | I need some guidance on an assignment I'm working on for school. The objectives of this assignment are to read data from a binary file, use some basic class functionality, store objects in an array and produce a neatly formatting report. [code] #include <fstream> #include <iostream> #include <cstring> using std::ifstream; …  |
| | I am writing a simple program that reads in a plain text file (ignoring numbers/symbols) and stores each unique word and the frequency it appears in the text file. This information is stored in a multimap<string, int>. I want to sort the elements in the multimap so as to facilitate … |
 | Hello, I have base class and a derived class if I want to use bost::bind in an algorithm to call a virtual function that is declared in the base class I have two options: [CODE=C++] struct Base { virtual void Go(){}}; struct Derived:Base { virtual void Go(){}}; Derived d; // … |
| | I am trying to use sort defined in algorithm in c++. I want to use it in vector string ( vector<string> vec) can we use it i vector string. here is my code [code=c++] #include<iostream> #include<string> #include<vector> #include<algorithm> using namespace std; int main() { vector<string> vec; vector<string> ::iterator it; string … |
| | I need some guidance on an assignment I'm working on for school. The objectives of this assignment are to read data from a binary file, use some basic class functionality, store objects in an array and produce a neatly formatting report. [code] #include <fstream> #include <iostream> #include <cstring> using std::ifstream; … |
| | Can somebody explain to me "nested class templates" or give me some links about it and some codes ? I get this theme for a homework ! (nasty profesor)  |
| | Hi, please help me with this program that i am writing. i am writing a program to create a polynomial. i set the values, but whenever, i debug it, i get this: 4x^2 + 0X^1 + 0x^0 + which do not correspond to the values that i set it to. …  |
| | My program initially asks the user to input 3 values, x1, x2 and x3. These get fed into a mathematical equation and come out of it the other side slightly altered. The program then prints to screen the new values of x1, x2, and x3. These x values must go … |
| | I have this project but i can't display the months by name, they only come by number. i am stuck can anybody help me? Thanks [code=c++] #include <iostream> #include <iomanip> using namespace std; int main () { string month_name; // Constants for package monthly rates const double PackageA_RATE = 9.95; … |
| | I am running vs2008 I am creating a new c++ program. when I try to compile I get "Error 1 general error c10100b1: Failed to load file "..\Debug\testing_email.exe". The system cannot find the path specified. mt.exe testing_email" any ideas?? |
| | I want to write a program in C++ that automatically opens telnet with an IP-adress too connect to a server, and read and write to this server. could somebody please tell me how to do this? Thanks a lot... |
| | I have this project which is due by Monday. can anybody help me with this? |
| | Hello, I have a vector of shared_ptr<> I'd like to erase all those that are reset. This is how I do it. I call operator! which should return true if it's reset. Is it a good approach. There are so many ways to implement things and I'm trying to develop … |
| | heyya, sorry if this is the wrong forum for this... but i can hardly be blamed =p... anyway, my line of code that gives me problem is this str[0] =ffd.cFileName; where str is an array of strings, and ffd is of WIN32_FIND_DATA type. ffd.cFileName should be of type TCHAR. my …  |
 | Hi, I have a problem - when I close my web browser it clean up cache files. The same if is process terminated by tool like debugger or task manager. Only known way how to do it is break power, but... So is there a way how to bypass filesystem … |
| | Hello, I'm using a library which creates allows me to set void* userData for some of it's objects, so I can connect their objects with mine. When an event happens I get their object and I can retrieve my class from it using casting. My question is about the performance … |
| | i have this assigment and i need someone to help me in the solution as soon as possible because the assigment is due in 7/1/2008 the problem is D] A Tale from the Dark Side of The Moon Program: pink.(c|cpp|java) Input: pink.in Balloon Color: Pink Us: So why don’t you … |
| | Hi, I'm new here. I am having problems reading this code, to understand what each function does as I do not have much experience with this computer programming. I hope to get an idea of this code as a base, to use it as a LED blinker to allow me … |
| | plz any one help me to solve this two proble befor 8/2/2008 plzzzzzzzzzzzzzzzzzzzzz helpe me >>> Problem 1: Fermat’s Theorem Program: fermat.cpp Input: fermat.in Output: fermat.out Description In a letter dated December 25, 1640; the great mathematician Pierre de Fermat wrote to Marin Mersenne that he just proved that an … |
| | Hi, How we can access the memberfunction of coclass? |
| | I am trying to overload the + and - operator for my class Collect class Collect is an array of movies (class Movie) so i need to add a movie to the array and subtract a movie from the array. the only way i know how to do code this …  |
| | Write a program that accepts the number of people in each of the three age categories, performs the necessary computations, and displays a bill for the group's admission similar to the display below. Be sure to test for a variety of values. Here is a sample display after three values … |
| | I know its easy but its been a long week of test. I have been working with a program to enter 5 integers( 1 2 3 4 5 ) then in its output it will display those same 5 integers. Then next to the last number it will encrypted the … |
| | I'm not looking for a direct answer or anything considering I'm doing this for homework, but I'm a little confused on why my batting average and slugging percentage do not work. [code] batAvg = singles + doubles + triples + homeRuns / atBats; slgPer = singles + 2* doubles + … |
| | [code=c++] #include <iostream> #include <string> #include "Movie.h" #include "Collect.h" using namespace std; int main() { Collect c1; c1.setTitle("BestofBest"); Movie m1, m2, m3("John Ford", "Stagecoach", "Western", 96, "G", "1939"); m1.set("David Lean", "Doctor Zhivago", "Historical", 200, "G", "1965" ); m2.setDirector("John Avildsen"); m2.setTitle("Rocky"); m2.setGenre("Sports"); m2.setLength(120); m2.setRating("G"); m2.setRelease("1976"); Movie m4(m2); cout << m4.getDirector() << … |
 | I'm learning OpenGL for a class and for the lulz and I'm trying to write a program that does the following: -Open a 500x500 window with a 10x10 grid of black squares with a 1 pixel white border around them. (done, works) -Make the window resize without it going wonky. … |
| | Is there an e-mail class that I can use to be able to send e-mails. I dont need to send any attachments just text. |
| | Hi I have the following string of hex '38 55 FD FF'. Somehow i need to get the value -174792 from it. I think it involves reversing the bits to 'FF FD 55 38' then showing its binary representation and reversing all the bits so that 1's become 0's and … |
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