51,593 Topics
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| | For the life of me, I can't figure out what I am doing wrong! It has been sometime since I have had use for my own list type, but since std::vector is pretty worthless for what I need it to do, I need to relearn templates. [code] #include <memory.h> template … |
| | [CODE]#include <iostream> #include <iomanip> #include <map> #include <time.h> #include <cstdlib> using namespace std; //displays the instruction of the game void displayInst(){ for ( int b = 0; b < 28; b++ ) cout << "* "; cout << "\n* Game Title: NUM-BERS *"; cout << "\n* *"; cout << "\n* … |
| | Disclaimer: the following question is not for homework or a class assignment....just practice I'm am trying to load an array with a file extension, based upon user input. The proper extension is present in the function, but when I print in main() to test, all I get is junk. This …  |
| | There's the text given (Duomenys.txt). The program removes vowels of the longest words in each line. How do you redo the program to find numbers in the line (starting with -+0123456789) and insert the word NUMBER before these numbers (in the results file). [CODE]const char Cduom[] = "Duomenys.txt"; // data …  |
| | In file i have a text. Words form line to line dont raising. Word in line separate least one space.Spaces can be at line begining and ending, can be empty lines. Count how many words can be in real number. i need a function whitch can count words whitch can … |
| | The code posted below is giving an unusual error which i cant get to figure out. According to me the error is caused by the definition(or maybe by the initialisation of the string array). The error is comin in the vending.cpp file in the initialisation of the [I]product[10][/I] array [CODE] … |
| | Hi.. can anyone help me.. I having problems in displaying the output read from an input file. when I run the code, it only display the output of the first character in the input file. Anyone can help me figure out the problem? & I'm using borland. [CODE]#include <iostream> #include … |
| | [code] #include<iostream> #include<string> #include<vector> #include<boost/spirit/include/phoenix.hpp> #include<boost/spirit/include/karma.hpp> struct test_spirit { void read_function(std::string &result, std::string const &val) const { if(result != "memo_zero") result += val; } }; void spirit_01b() { std::vector<std::string> data; data.push_back("memo_zero"); data.push_back("memo_two"); data.push_back("memo_three"); std::string temp; test_spirit ts; karma::generate ( std::back_inserter(temp), ( karma::string[phoenix::bind(&test_spirit::read_function, &ts, karma::_1, karma::_val)] << ", " ), data, … |
 | I'm using Turbo C++ v3 and I want to convert a string which contains hexadecimal numbers into a decimal integer. How do I do that? |
| | For my SIC assembler written in C++ , I need a hexadecimal integer as the location counter. That is if LOCCTR=A and LOCCTR++ should store B in LOCCTR. Is there such an variable in C++? If so how do I make it Hexadecimal?? I know how to Initialize an int …  |
| | Dear friends: I wrote my c++ console program with vs2008, and everthing is ok. But i open it with vs 2010, the consol window dispear after the code run.I can not see the output resutls in console window. could you please help me out. Regards  |
| | Hello, This is the program that I need to do: Write a program that will sort an array of 20 integer numbers into descending order. The results must be displayed on the screen in one column. I tried this, me totally confuse. :| I tried to do this program for … |
| | I would like to generate output like this common, int, optional video, double, optional by karma with the structure [code] struct attr_struct { std::vector<std::string> name; std::vector<std::string> type; std::vector<std::string> use; }; [/code] So I defined some rules for it [code] #include<iostream> #include<string> #include<vector> #include<boost/fusion/adapted/struct.hpp> #include<boost/spirit/include/karma.hpp> namespace karma = boost::spirit::karma; namespace karma … |
| | Can I not do the below code? [CODE] class box { public: box(){} box(int v){x=v;} ~box(){} int getx(){return x;} private: int x; }; ____________________________ #include <iostream> #include <queue> #include <cstdlib> #include <ctime> #include <windows.h> using namespace std; #include "Q4.h" int main() { queue<box> B; int a; cout<<"How many boxes would … |
 | I am really confused as to the purpose of the unary + operator. What in the world does it do? I have tested it and it doesn't return the absolute value. Does it just return the operand? And if so what purpose is it?! (I mainly care about integer types) |
| | Hi, The program I'm trying to make is to transcribe DNA to RNA and separate into codons. So far I was able to transcribe DNA to RNA and store it in string variable. Next part is to separate RNA strand into groups of 3 (codon) and store each group in … |
| | I take some codes from [url]http://boost-spirit.com/home/articles/karma-examples/output-generation-from-a-list-of-key-value-pairs-using-spirit-karma/[/url] But it wouldn't compile My compiler : vc++ 2010 os : win7 64bits [code] #include<iostream> #include<string> #include<boost/optional.hpp> #include<boost/spirit/include/karma.hpp> namespace karma = boost::spirit::karma; namespace phoenix = boost::phoenix; int main() { typedef std::back_insert_iterator<std::string> sink_type; karma::rule<sink_type, std::string()> base = karma::string; typedef std::pair<std::string, boost::optional<std::string> > pair_type; karma::rule<sink_type, pair_type()> … |
| | I want format out in cout , similar to the way printf supports the functionality. I read that iomanip can be used for that purpose. But the problem is at college we have to do in the ancient Turbo C++ and I dont think it has iomanip. I'm making an … |
| | I don't know a way to enter string into a vector. For example, there is string s = "augcuuaucaca" and I want to separate the string s into groups of 3 characters such as "aug", "cuu", "auc", "aca" and each group of characters would be string type. After that, I …  |
| | For some reason, my program will not let the user enter his/her row number. Here's the code: [CODE]#include <cstdlib> #include <iostream> #include <iomanip> using namespace std; int a=0,A=0,b=1,B=1,c=2,C=2,d=3,D=3,e=4,E=4,f=5,F=5; void ticketchoices(); void displaychartfirst(char firstclass[2][6],int ticketnumselection); void displaychartbus(char busiclass[5][6],int ticketnumselection); void displaycharteco(char ecoclass[6][6],int ticketnumselection); int main(int argc, char *argv[]) { char X; … |
| | Hi The following code shows good enough how to multiply two long data [CODE]long x = 10, y = 3; long p = 0; while (y > 0) { if ((y & 01) != 0) p += x; x <<= 1; y >>= 1; } std::cout << "\nResult : " … |
| | I have just started programming in c++ (yesterday), my background is in HTML, CSS and Javascript. i'm on chapter 5: controlling program flow (c++ for dummies) currently creating a break in a "for loop". Anyway'z my problem is, when i build and run the program all action's i want the … |
| | I actually intend to make a program using c++ which does the three following tasks: 1)lets me input the location and name of a jpg image file... 2)picks up the name of the file and stores it in a string...for eg if file name is myfile.jpg it picks up "myfile" …  |
| | Hi Guys, sorry for asking many questions, but i'm a newby to C++. I generated 2 dimensional array with number of rows defined by a user and number of columns set to 5. But I can't figure out how to substitute duplicating values with new unique ones. I can't use …  |
| | Hi there I am writing a game with some basic AI elements. The enemies know there position and the players position and so are able to rotate and follow the player around etc. The idea is that when an enemy gets within a radius of the player they calculate a … |
| | I'm attempting to port a header file for a program that was designed for a Unix environment. i'm'; aware of the type defined variables like s16, u8 and such, but is their anything else i need to know about Unix C? not to familiar with it. thanks. sample portion of … |
| | Okay, I'm still a fresh out of college programmer (only been doing it for 4 years), so I will try to be as descriptive as possible. I apologize now for anything that doesn't make sense. I've got a C++ project that using MFC to create forms. I have my main … |
| | hi guys i am newbie in c/c++ staff and friend of mine told me that you can mix c/c++ and i thought it's cool but i want to see how it's work so please help.. if you have any simple example will appreciate ..thanks |
| | Hey, I want to Shutdown the computer using Registry in c++.. i have googled and only one thing that i see about [B]ExitWindowEx()[/B].. But i have no idea about to implement in c++ program... So please help me ....  |
| | I am trying to sort a record according to their respective number like this: [CODE] 5 reyes d r 1 2 3 3 delos d k 4 5 6 9 go t r 7 4 5 1 po w w 2 2 2 2 bun b m 3 3 3 … |
| | I am trying to build a binary search tree. The elements in my input file is printing, but with junk. The problem is with the sentinel in the while loop. I'm not sure of what else to try. I've tried: while (infile) while (count != 14 && infile.good()) while (strcmp(Str, … |
| | Hi everyone. I created a [B]Windows Forms Application[/B] project which is [I]sending data to parallel port[/I] by using [B]inpout32.dll[/B] and I'm having following problems: [INDENT] When I test it on Windows XP, an error occurs "This isn't a Win32 application". Why? When I test it on my pc, it runs … |
| | Hello! I have problem with class, the error is "Applik" : is not a class or namespace name. In mine opinion code is fine, and i cannot find solution, please help me i am beginner. This is mine code **App.h ** #pragma once #include <SDL/SDL.h> #include <windows.h> #include <gl\gl.h> #include … |
| | I got the following error, please help me to resolve this problem.. ui.h:10: error: âloginâ has not been declared db.h:7: error: âloginâ has not been declared controller.cpp: In member function âvoid control::casino_game()â: controller.cpp:15: error: âloginâ was not declared in this scope controller.cpp:15: error: expected `;' before âloâ controller.cpp:34: error: âloâ … |
| | i'm working on visual studio 2008. I'm trying use fopen to open txt files and it does not give any errors but its not doing the required task either. i've to submit this project on monday! please help here's part of the code: [CODE]#include <stdio.h> #include<iostream> #include <conio.h> #include <string> … |
| | I'm making an SIC 2 pass assembler in C++. And I'm not very good at files in C++. The following code segment is supposed to read LABEL OPCODE OPERAND from the input text file . All it has to do is to identify each of those based on the tab … |
| | Hello guys, Application : before into this program must to login first and next must select channel for talk with another user i will to do the program c++, it's can login , select channel (change channel every 10s (random)) and posting fix message similar BOT POSTING BUT i dont … |
| | [CODE]#include<iostream> #include<cmath> #include<fstream> using namespace std; void readfile(int arr[][9],int s) { ifstream in; in.open("file.txt"); if(!in) { cout<<"File Not Found"<<endl; exit(1); } for(int i=0;i<s;i++) { for(int j=0;j<9;j++) { in>>arr[i][j]; } } } void possibilities(int arr[][9],int s) { int pos[9]; int x=0; bool check=1; int power=0; for(int i=0;i<3;i++) { for(int j=0;j<3;j++) { … |
| | Hi, So I have a very simple server/client program using winsock. In C++. Using MingW as a compiler. This is the code part which does the connecting: [CODE]for(;;) { if(Connect = accept(Listen, (SOCKADDR*)&Server, &size)) { std::cout<<"\nConnection was reached"; } }[/CODE] How can I send and receive simple text from server … |
| | Prekė.h [CODE] #include <string> using namespace std; class Prekė { private: string pavadinimas; double pagaminimodata; int kiekis; double kaina; double vartojimolaikas; public: Prekė(); Prekė(string pavad, double pagam_dat, int kiek, double kain, double vart_laik); ~Prekė(); string ImtiPavadinimą() { return pavadinimas; } double ImtiPagaminimoDatą() { return pagaminimodata; } int ImtiKiekį() { return … |
| | Hi, I am running embedded mongoose webserver in server side (Linux centos). In the client (Windows) I am using c++ with libcurl to post request to webserver. It works successfully all the time. But now, I am facing ssl connectivity issue in client side. Without ssl, it works fine. If … |
| | Hello all I need a little help finishing my assignment. I am given a text file that contains information about vehicles in an auto dealership. The vehicle records consist of the following fields: VIN, Make, Model, Year, Color, Date of purchase, Cost, Date of Sale, Sale Price and Revenue. The … |
| | I need to read in instructions from a file, then with those instructions, insert the names and scores below the instruction into a linked lists. I've tried using getline, and >> and I keep getting errors. Here is what I have so far: [CODE]#include<iostream> #include<fstream> #include<cstdlib> #include<string> using namespace std; … |
| | [code]void display_list() { shoes_node *current_ptr; current_ptr = head_ptr; // move current_ptr to head of list if(current_ptr == NULL) { cout<<"\n\t\t\tNO RECORDS TO BE DISPLAY \n"<<endl; } else(current_ptr != NULL); { cout<<"\n\t\t\t ****************************\n"<<endl; cout<<"\n\t\t\t SHOES RECORDS \n"<<endl; cout<<"\n\t\t\t ****************************\n"<<endl; do { cout<<"\n\t\t\t SHOES'S ID : "<<current_ptr->idkasut<<endl; cout<<"\n\t\t\t SHOES'S BRAND : "<<current_ptr->jenama<<endl; … |
| | Hi! I'm making a console game with cars. I am stuck trying to make the enemy car approach. If you have any thoughts or ideas, let me know! I'm thinking of using classes, but i dont know how to make them :) Is this legal? It probably isn't but here … |
| | Hello, i need to 'query' a half life server. The info about query is here [url]http://int64.org/docs/gamestat-protocols/halflife.html[/url] and i want to query the server with the packets : ÿÿÿÿrules for example. The ip is 127.0.0.1 and the port 27015 with udp connection How to do that ? I want C# or … |
| | Dear all, I am busy implementing a small program and I'd like to work with threads. First of all, I'd like to specify that I am certainly not an expert user of C++ (I often use Perl -ouch- but in this case, Perl was far too slow for the program … |
| | can anyone please help me in to creating a client-server using this game? [CODE]#include <iostream> #include <iomanip> #include <map> #include <time.h> #include <cstdlib> using namespace std; //displays the instruction of the game void displayInst(){ for ( int b = 0; b < 28; b++ ) cout << "* "; cout … |
| | If ASIO had better documentation I could probably have found for myself an answer, but instead... Is there a way to determine bytes available to read using the asio::ip::tcp::iostream ? I really like the tcp iostream because it's super-easy to use, but I haven't found it exactly feature-packed. Does it … |
| | What should I do to change this code using else-if so that it will read the first character in my input text file and then determine which equation to use? For example, the first line in the input text file is A 4 8 and the second line is M … |
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