49,757 Topics
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| | What is the difference between char* and string? I mean, if char* can also use string's functions or can there be "=". Thanks all the same.  |
| | Hi All, Please keep the laughing until the end of this request. The new assignment that I have to work on, is a string sorter. I am to ask the user to enter how many names does he/she need to sort, should be a number between 2 and 25. Then … |
| | Hi, I have been asked at work to amend a piece of code for a particular system such that it will search through a .dat file for certain strings and return the relevant data associated with those strings. At the moment data is read in from 3 text files where … |
| | Hi, I was hoping someone could shed some light on this for me. I am stuck on an assignment. I have spent 3 weeks on it and have almost finished it. I have so much going through my head at the moment I just need some help. Please. I do …  |
 | I'm self studying C++ and I'm actually back-tracking a bit in order to clarify things. My question revolves around why in the following code is the [icode]cin.fail() == true[/icode]. [code="cpp"] #include <iostream> using namespace std; int main() { char getdata; cout << "Enter one character: "; cin >> getdata; cin.get(); … |
| | I am trying to solve a problem from a lab challenge. I'm having trouble on how to output the table and it must be done in [B]top-down design.[/B] Use a two-dimensional array to solve the following problem. A company has four salespeople (1 to 4) who sell five different products …  |
| | I have this program that suppost to ask user to select option: [option] a. Start a new list b. Add a Node to the end of the list. c. Add a Node to the beginning of the list. d. Add a Node at a specified position in the list. e. … |
| | Ive posted this on another forum, and haven't gotten very far. I had a few skillful coders give it a go, and no luck. We got errors... I'm trying to make a console app... Transparent, or translucent. (See-through) Ive tried: [CODE]#include <iostream> #define _WIN32_WINNT 0x0500 #include <windows.h> using namespace std; … |
| | I have a problem in reading from file. I want the program to keep on reading from the file and store it in a buffer until \n\n is encountered. Then I want it to input an integer value from the user and then when the user presses enter it should … |
| | hey guys i have to implement and test a header file here bitmap..implementation uses a 2-dimensional vector of bool called grid and its dimensions, numrows and numcols. A zero is stored as false in the grid and a one is stored as true. The member functions should manipulate grid, numrows … |
| | Hey guys, I am having trouble getting data from a file into a linked list. I'm very new to c++ and am finding it difficult to understand but am trying my best. I need to get a text file and insert each character into a seperate node in a linked … |
 | Hello everyone! I have a function to get data from a database. I want to put it into matrix of some sort so that I can have something like a spreadsheet (multiple columns and rows, depending on data). It needs to be dynamic. Ok code so far - [CODE]//--------------------------------------------------------------- template … |
| | I need a do while loop in this but when i try to put one in it errors alot could someone show me the proper placement please. i use dev C++ compiler [code] //Login #include <iostream> #include <string> #include <conio.h> using namespace std; int main() { cout << "\tWelcome to … |
| | I need help figuring out how to do error checking with military time. So that if the value is over 59 (ex 1372) it gives an error message. My C++ knowlege is fairly basic  |
![Member Avatar for Run.[it]](https://static.daniweb.com/avatars/orig-avatars/avatar168980.gif){kind=avatar} | ..for manipulation in the main part of the program. Basically Im trying to create a Class function that asks the user to enter in 3 different teams and their nationalities and then redisplay them when the main calls that function. [code=c++] struct squadre { string teamn; string nat; } clube … |
| | Hello, I am sorry if I am boring you, but I know of toupper() and tolower(). Is there a toProper() in C++? Proper case is the first letter of the word is in uppercase while all other letters of the word are in lowercase. Is there a way I can …  |
| | Hi I'm still in the basics in c++ and I really need some help in coding my 1st semester's project. I am required to create a program that is to be used at a tollstation to keep account on the number of vehicles using the road, the fees charged and … |
| | Hey guys, I'm here once again! I need help for something that is simple, but I'm not getting the results I should be getting! I want my output to look like this: [B]Enter hours worked: 44 Enter pay rates: 10 Hours worked: 44 Pay Rate: 10 This week's salary: 460 … |
| | how can i change the data of my text file with the user input? eg. i prompt for user to enter new no. and with this new number it will replace the old number with the new one. i know i need to wite to the file but how can … |
| | If I have a 40,000 word dictionary in the file: LatinDictionary.txt How would I output that file to the screen? |
| | So uh, i need some help with these functions..i gotta reverse, but i do not have the functions that can make it lowercase, or remove punctuation [code=cplusplus] #include <iostream.h> #include <string.h> char your_string[256]; char new_string[256]; void ReverseString(); void main() { cin.getline(your_string, 256); ReverseString(); cout << ReverseString(your_string) << "\n"; } void … |
| | Does anyone know code to use asterisks instead of numbers for a password on C++ code? |
| | Hi everybody. I come here again to ask for your advise. Thank you at first for all your attention. I have a big text file containing, say more than 10000 letters. I want to write a program, openning it, parsing out each word and compare them with a target word, …  |
| | Hi, I am using visual studio 8 to create an application. I need to incorporate file browser window in a .cpp file. The code i have only browses the folders and sub folders but does not display the individual files. Can anyone help me with this..? Any help would be … |
| | i have a program to do which iv found to be quite difficult, can anyone please help me as i will need it to help me do my propa assignment for corse. thank you  |
| | Hi, I would like to write a function that checks the user input to see if it matches with the allowable inputs. The allowable inputs are stored in a separate text file. [U]User-entered input:[/U] This is the user inpt [U]Contents of text file:[/U] 1. Hello 2. This is the user … |
| | how do i write windows service in turbo C++ integrated with assembly language |
| | i've been working on a program that extends the limit of an integer using arrays here is my code so far [ICODE]#include<iostream> #include<string> using namespace std; void sub(); void add(); void mult(); int main() { int operation; cout<<"Please Enter a number"<<endl<<"1.Addition"<<endl<<"2.Subtraction"<<endl<<"3.Multiplication"<<endl<<endl; cin>>operation; if(operation == 1) { add(); } if(operation == … |
| | Open Excel file,Error _ConnectionPtr m_adoConn; _RecordsetPtr m_adoRec; ::CoInitialize(NULL); m_adoConn.CreateInstance(__uuidof(Connection)); m_adoConn->Open("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=c:\\1.xls;Extended Properties=Excel 8.0;IMEX=1;","","",adModeUnknown); stop this function: inline HRESULT Connection15::Open ( _bstr_t ConnectionString, _bstr_t UserID, _bstr_t Password, long Options ) { HRESULT _hr = raw_Open(ConnectionString, UserID, Password, Options); if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this)); return _hr; } why error thank:) |
| | Is there any way to pass a class as a function pointer. for example: [code=C++] int compare(int a, int b) { return a - b; } void sort(int *ar, int (*pf)(int, int)) { //a sorting algorithm. } class MyClass { bool condition; public: int compare(int a, int b) { if … |
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