51,593 Topics
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| | Hello, I need some help writing code for a stack using link list implementation without using the STL. Basically what the stack would do is to convert an infix expression to postfix and then show the results of the operation. The stack should utilize a class not a struct. I'm … |
| | i m trying to do this program to get digits from a number using linked lists..but don't know something is wrong.a logical error:-/ at the place of actual output it shows nothing clear blank ecept the message.so here's the code: [CODE] //DigitNode.cpp # define NULL 0 class DigiNode { private: … |
| | Hi, I am having an issue with a program and I have ended up realizing I don't know how to pass an array as a parameter. It seems that when I do it the arrays length is one inside of the function, even though outside is different. Here is the … |
| | I am using map <string, string> to create a map. Inserting and finding operations work fine on solaris, aix but core is generated on hpux. The error shown in core debug as follows: insert__7rb_treeXT12basic_stringXTcT18string_char_traitsXTc_T9allocator_T4pairXTC12basic_stringXTcT18string_char_traitsXTc_T9allocator_T12basic_stringXTcT18string_char_traitsXTc_T9allocator__T9select1stXT4pairXTC12basic_stringXTcT18string_char_traitsXTc_T9allocator_T12basic_stringXTcT18string_char_traitsXTc_T9allocator__T12basic_stringXTcT18string_char_traitsXTc_T9allocator__T4lessXT12basic_stringXTcT18string_char_traitsXTc_T9allocator__T9allocator_FRC4pairXTC12basic_stringXTcT18string_char_traitsXTc_T9allocator_T12basic_stringXTcT18string_char_traitsXTc_T9allocator__ () Has anyone faced the same issue and has got the fix for it??? Please share …  |
| | Figured problem out. Please delete post. -- original text -- hey all I'm a novice C++ programmer and I'm stumped on a console app I'm trying to build [CODE]#include <windows.h> #include <stdlib.h> #include <tchar.h> #include <iomanip> #include <stdio.h> #include <time.h> #include <Winuser.h> #include <atlbase.h> #include <iostream> #include <conio.h> #include <direct.h> … |
 | When compiling some working code on Fedora 11, I am getting this error: [code] /usr/include/c++/4.4.1/cstdarg:56: error: ‘::va_list’ has not been declared [/code] I am using: [code] [doriad@davedesktop VTK]$ g++ --version g++ (GCC) 4.4.1 20090725 (Red Hat 4.4.1-2) [/code] Does anyone know what the problem could be? Thanks, Dave |
| | i tried making a string class but my program seems to be repeatedly crashing. why so? I have the following two files in to my program 1.)Strng.h (in INCLUDE directory) [CODE] #ifndef __STRNG_H #define __STRNG_H #if !defined(__CONIO_H) #include <conio.h> #endif #if !defined(__STRING_H) #include <string.h> #endif #if !defined(__STDDEF_H) #include <stddef.h> #endif … |
| | Hi all, I need some help finishing this program, I know it's easy but I'm new in C++ and programming. [CODE]#include "stdafx.h" #include <iostream> using namespace std; int main() { const int arraysize = 10; int a[arraysize] = {11,22,33,44,55,66,77,88,99,100};[/CODE] This is the start of my program ; a giving array … |
| | Hello all, I have a question about coupling C++ classes to a GUI, in a nice Object Oriented solution. The problem is as follows: I have designed a GUI application in a separate class Gui for instance, in a other source file I designed a hierarchical statemachine for my GUI …  |
 | Well first of all, hi, and thanks to all of you guys, cause this may be the first time I start a thread, but not the first time that one of you solve my problems. Anyway. I'm following an internet tutorial about API development, ( [url]http://www.winprog.org/tutorial/menus.html[/url] ) But rigth now … |
 | Hello! I have the following problem> I have this 3 structures: [code] struct student { char name; int index; }; struct modul { char mod_name[10]; struct student st[10]; }; struct faculty { char fax_name[20]; struct modul mod[3]; }prom; [/code] ------------------ My question: How can i reach the name of the … |
| | hello all I am looking for a sample C code for packet interceptor.... Any help is appreciated Thank you |
| | Can any one tell me how to put a part of program into a header file or how to work with multiple files? According to my book, I need to put the template and class part into a separate file and include the header as "counter.h". I have done same … |
| | please suggest the some placement programs of mind tree company  |
| | I have an assignment to write a C++ program that will ask the user for the name of a data file. This data file contains a list of drivers. The names are listed, one per line, in the following format: lastName firstName middleInitial and each part of the name is …  |
| | So I have a LinkedQueue which is a queue that is implemented by LinkedList. I need to overload the = operator for LinkedQueue. [CODE]LinkedQueue& LinkedQueue::operator=(LinkedQueue& queue) { return *this; }[/CODE] As you can see Linked Queue is const...the problem is that in order to copy the content from queue to … |
| | hello all.... is there any possibility to get the entire packet as such when data is sent (since its sent in the form of packets) including the details like source ip,port etc...atleast from IP header.... cos i want to receive the packet and send the same packet as such to … |
| | Hi All, Refer me a good C++ book, specially for Exceptional Handling. thanks mridula. |
| | [b]Purpose of the program:[/b] This program is supposed to use a void function called removeLetters to remove both uppercase and lowercase letters from a given string. The function isn't allowed to use square brakets (ie no arrays) and the only (1) local variable allowed must be a pointer. [b]Problem:[/b] The … |
| | [CODE]if (windspeed <= -40 && windspeed <= 40) { windchill = calculate(temp, windspeed); output(temp, windspeed, windchill); } else cout << "Error, please enter a number between -40 and 40 for temperature";[/CODE] I need to check to make sure a number, windspeed, is between -40 and 40. Can I do this … |
| | HI Please tell me how to connect to database(i.e table) using graphical enviorment in c++.net |
| | I have to be able to read text from a file then manipulate it to find the average value of an integral over a given bounds [a,b] from an input file, then export it to another file. I do not know how to store the information to process it. Say … |
| | Hello i'm having trouble reading from files from fstream. I want to skip a word but don't know how to do so with input from files. [code] myfile >> avatar.name >> avatar.name >> avatar.name; myfile >> avatar.hp >> avatar.hp >> avatar.hp; myfile >> avatar.mana >> avatar.mana >> avatar.mana; myfile >> …  |
| | I am supposed to be writing a program that will calculate sales in a week. Every week 200.00 dollars is earned, then sales is calculated on top of the 200.00 (i.e., 5000.00 in sales, would be 200 + .09 * 5000.00). My code is below, but I am having problems … |
| | I wrote the following code for a homework problem, but it's stuck in an infinate loop. I'm not sure how to correct that problem. The other issue is I want the answer to be given in two decimal places and not rounded in any way and it appears that my … |
| | I am trying to compile some software I found online. I am getting a bunch of these errors: [code] No rule to make target `/usr/lib/gcc-lib/i386-redhat-linux/3.2.2/include/stdarg.h', needed by `formCluster.o'. Stop. [/code] In the Makefiles, there are certainly lines like this: [code] transform.o: /usr/lib/gcc-lib/i386-redhat-linux/3.2.2/include/stddef.h [/code] The errors seem to go away if … |
| | Hello oh helping minds I have a dilema...I've got to create a C language address book and not C++ or turbo C...I've already done a majority so far but I need help with a certain problem if there are any other problems please let me know. I keep getting an … |
| | I'm going to build a text editor in Turbo C++ 3.0 , but i don't know how a text editor works . I want to know the working of text editor , any tutorials ? Please help |
| | i am trying to create a function that i can put in my program but i have got myself stuck. basically i have a string that contains letters. for example 'gototheshopatnoon'. from that string i need to transfer all the letters to another array and discard any duplicate letters. so … |
| | I have a homework assignment that where I need to find the longest word that has the most amount of consectutive vowels. here is the description: The text file words.txt contains an alphabetically sorted list of English words. Note that the words are in mixed upper and lowercase. Write a … |
| | How can i get a file from a server (any machine) using ftp in C++ i searched alot in ftp in C++ but i got a huge cpp files and header files ana i dont understand so much from there.. and my Dr tell me that i need a small … |
| | [code] #include <iostream> #include <vector> using namespace std; int main () { int N =0; int Range=0; int NumberOfCases=0; cout << "Enter N" <<endl; cin >> N; cout << "Enter Range" <<endl; cin >> Range; cout << "Number of cases" <<endl; cin >> NumberOfCases; vector<double> range_time_Vector(Range); int K = N; … |
| | Hi there guys thanks for you help. Basically I have created a c# form based rot13 encryption program. The problem I am having is implementing these into a class with methods which can be accessed from the from. In the main from I have a textbox called message textbox I … |
| | [CODE]//function example #include <iostream> #include <cmath> using namespace std; float cutoff(float& windchill) { int z; z = (int)(windchill + 0.5); return(z); } float calculate (int& t, int& v) { float windchill; windchill = 35.74 + (0.6215 * t) - 35.75 * pow(v,0.16) + 0.4275 * t * pow(v,0.16); return(windchill); } … |
| | I was wondering if its possible to specify the name of a file being created with a variable yet still specify the extension for the file. Example: [code] string name; cin >> name; ofstream myfile; myfile.open(name".sta", ios::out); [/code] i was wondering if you could do something of the sort i … |
| | I am trying to get some code I found online to compile. It looked like this: [code] #include <iostream> #include <list> using std::list; template <class T> class leda_list : public std::list<T> { private: iterator loopIter; [/code] the error was: ‘iterator’ does not name a type I tried changing it to: … |
| | Hi, how can i transfer variable from one dialog class to another. For example i have int i = 10; in my first(global variable). How to obtain this value in the second class? I have int i1; How can i i1 get the value of i ? Thanks in advance! |
| | I need to make this formula c++ compatible, ive spent quite a while trying to figure this out, looking for some help! WindChill = 35.74 + 0.6215T - 35.75(V^0.16) + 0.4275T(V^0.16) Thanks! |
| | I have a matrix A stored in column major order as 1 3 2 4 and I'm using this function to output it in row major order, i.e. 1 2 3 4 which is does correctly. However I'm confused about how it does this, as I thought the loops would …  |
| | i am supposed to have 2 void functions and 4 value returning functions (including main) to eventually calculate netsalary from calling the specific functions to calculate tax and insurance and receive and display data.... basically i'm wondering what is my error (compiled in dev and couldn't figure out what was … |
| | Thats the code I am trying to do, what I try to do is a loop, that only breaks if the user press enter. any other ideas? [CODE] while(GetAsyncKeyState(VK_RETURN)==0) {}[/CODE] |
| | Hi, I am using Visual studio 2008 express edition now. It does not have stdafx.h. so I download stdafx.h and three other head files: AFXWIN.h, AFXEXT.h and AFXCMN.h from google. I put these four headfiles into C:\Program Files\Microsoft Visual Studio 9.0\VC\include. And then I wrote a small program just to … |
| | Basically, this is what I'm trying to acheive in its simplest form. [IMG]http://img72.imageshack.us/i/dsgjgsfnhfn.jpg/[/IMG] Does anyone know how to change sin/cos in this way? I just require them to linearly increase/decrease over the set amount of time set on the x axis. In case of the link not working, these are … |
| | hey guys its 1.30 am and I just can't see where the problem here ! the text file contains just brand , model and price, please help ! [CODE] #include<iostream> #include<fstream> using namespace std; struct computer{ char * brand ; char * model; double price; }; void readin(computer * , … |
| | ok so i need to allow the user to enter a number they want or delete that number from an array. Then i need to combine those arrays(union) and then find out which elements are common(intersection). only numbers 0-100 are allowed to be entered. so if an element is in … |
| | Hello to every one, I am writing a simple web browser on c# 2008 express edition using WPF. It is working fine with www websites and display all content correctly. But if I want to open some local webpage - for instance "file://C:1/1.htm", it is save the webpage instead of … |
| | out teacher told us to make a timer. interfacing the timer circuit we've made and parallel connector and using c++ program to control the flow of the timer. we should able to control start, stop, and reset. my problem is the code for it and the connection of parallel connector … |
| | I am going to write a game with QT but i dont know how to start. Give me a tutorial for QT please.  |
| | Hi, I've made a class whose member is a reference to a dynamically created object. How should I code a destructor? |
| | May I know use of Method returning a pointer in C++, please? Thanks. |
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