General C++ Programming - C++ Forum

hello Im writing a camera manager(singleton class) and a camera class there is just one camera (I call it real camera) my cameraManager holds a list of c...

[6 replies] Last: @Zaita Hmm it would be in a different direction. I guess an "is-... (by satm2008)

by g0dwyn

Precautions with a vector of pointers

Hey everyone, So I'm looking to implement a vector that contains pointers to objects. I've heard that there can be some problems with doing this. In partic...

[5 replies] Last: Heh, yeah, and remind the experienced programmers to stop passing arou... (by Duthomhas)

by sarahjt1017

finding the average

I wrote this program that works great except for when the avg isn't a whole number. If countWords is 3 and countSent is 2 then the program stops!!! Help! #in...

[3 replies] Last: You produced a fence-post error by doing str = ch . Replace it with ... (by helios)

by nim

32 bits

32 bits [author deleted content]

[6 replies] Last: @Zaita They're that big it's like working for a government, but with ... (by bnbertha)

by Gus314

Am i ready for Direct-X?

Hi. I have a little time on my hands at present and i'm quite keen to get into some DirectX programming so i can start to code some simple games. To giv...

[3 replies] Last: Yes, that's the way to go if you want some visible results... Otherwi... (by exception)

by jackbauers13

piano using frequencies doesn't sound

Hi: My mechanics waves teacher left an assignment to make a piano using frequencies and I am using Turbo C++, the problem is that it does compile with no err...

[9 replies] Last: Yes, but I've never done it so I don't know how. You need to be able t... (by Duthomhas)

by yousufrafi

fsave memoized error

Hello all, I am using Dev-C++ and while executing a program i get an error which states "unrecognized command line option fsave memoized " can anyone pleas...

[2 replies] Last: bundle of thanks bro, it worked all right (by yousufrafi)

by sarahjt1017

function prob

I am having trouble figure out exactly what i need to write a function that allows the user to input a message, separating each line with the enter key. They th...

[1 reply] : I would use getLine(cin); and then put each line into a vector<stri... (by Zaita)

by vvadan

Using Locks in a function

hai plz help me Iam locking an object in a function fun1() and iam using that object in another function fun2() and unlockin it will the lock still holds g...

[1 reply] : Reported. Duplicate Topic. Please keep topics in a single forum. (by Zaita)

by circuspeanuts

switch statement problems..

ok so here's my code: Bookstore.h #ifndef BOOKSTORE_H #define BOOKSTORE_H #include <string> #include <iostream> using namespace std; class Bookstore...

[1 reply] : FictionBook->SetBookName(int); and the other set function calls aren... (by mahlerfive)

by ekr3peeK

Runtime error when using delete

I have a strange runtime error. I'm trying to make a string by using char* with the command new. Everything goes fine, but when I want to change the contents of...

[8 replies] Last: Problem solved. The problem was that when I allocated memory for my ch... (by ekr3peeK)

by sarahjt1017

code problem

I am trying to write a function in which the user enters a sentence in a string. Then specifies a letter to count in the sentence. The function will serarch the...

[1 reply] : You have a pretty thoughtful start... I suggest that you stay away ... (by Duthomhas)

by sarahjt1017

Writing a function

Having problems writing a function to count the number of sentences that the user enteres into a string class object that end in either a period, exclamation po...

[1 reply] : Do it on paper first. Then tell the computer how you did it. Exampl... (by Duthomhas)

by PeterRod

Function Prototypes

Very new to c !! I am confused about these c++ statements. First I define a function protype as: typedef BOOL WINAPI PrototypeOfTargetFunction ( D...

[3 replies] Last: Thank you much for your reply. I have printed it out and will keep ... (by PeterRod)

by AlwaysLearning

How do you benchmark code?

I wrote my own time system to help me benchmark code. (below) But I'm not sure it is the best system. Have a better one? Please share. timeGetTime() re...

[5 replies] Last: I usually use gprof (with the kprof frontend) and valgrind (callgrind ... (by exception)

by kkamudu

Please explain

Hello all, I am learning c++ and one of the samples I saw had the following function declaration. Myfunc::Myfunc (char *parent) : sample(parent, w...

[5 replies] Last: name/nomenclature to be used? Initializer List Required for: ... (by exception)

by PWWWWR

Unsigned char IO

ifstream in; in.open(filename, ios::binary); unsigned char c; in.get(c); The basic file input as listed in the tutorial w...

[3 replies] Last: That is a peculiarity of C and C++: char is distinct from both unsi... (by Duthomhas)

by aaf102

Remove char from file

Hi, i am doing some work with files in C/C++ and i wonder if there is some way, how to remove a word (array of chars) from a file. Thanks for any suggestions.

[5 replies] Last: Hmm, huge files... If all you are doing is removing data, then you'v... (by Duthomhas)

by tushar1991

suggest a project

i need to prepare a project for class XII includeing: classes inheritence data file handling some basic oop concepts pls help me out to find out a nice t...

[7 replies] Last: BTW http://www.whois.net/checkdomain/index.php?domain=FindSyntax&tld=c... (by jmc)

by HarryGabriel91

Sorting map elements by VALUE

Hello everybody! I want to make a program that is able to sort names in alphabetical order(no, it's not a homework). Since my mother tongue is not English, b...

[4 replies] Last: Thank you exception, again, the program is working and you have put so... (by HarryGabriel91)

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General C++ Programming - August 2008 (Page 2)