General C++ Programming - C++ Forum

by jt1991

xD xD

[11 replies] Last: Two things about this thread that irritate me a lot: 1. OP deleting [... (by chrisname)

I am compiling my project. With gcc 4.4.3 I don't get any error. But with gcc 4.3.2 I get undefined symbol: cplus_demangle while running the executable. Any ide...

[3 replies] Last: No, it was not built from source. It was simply installed using the re... (by rachitagrawal)

by wrz234

int value

how to printf exactly 0605? help pls.. value =0605; printf("%d",value);

[3 replies] Last: Make sure you are aware that in C numbers with a leading zero are oct... (by Duthomhas)

by pozdrav

programming practice - coding utility functions in C++

Hi, I have a couple of questions: 1) How would you create a header file with full of function templates with declaration and definition separately... Is i...

[3 replies] Last: 1. You can preinstantiate template functions in almost the same way yo... (by kbw)

by denis90

Candidates for class membership

Hi there, I'm having some doubts about how to arrange some functions for my simple SplayTree class, anyway the topic discussed here should be applicable to vir...

[7 replies] Last: If you use "normal" classes (no templates), I'd still prefer my "decis... (by imi)

by mrprince786

hashing code required..

hi friends. Select 30 keywords of C++ language and try to write a hash function that return a unique number(index value) for every word in the range from 0...

[11 replies] Last: SHA* or MD* are Cryptographic hash function . Cryptographic hash ... (by closed account z05DSL3A)

by amitjakati

copying a CString to array

Hi, I have a code as given below. I've declared 2 CString with names m_movex and m_movey . Also as shown in the code, I have 2 arrays with names locationX a...

[1 reply] : The function you need is called strcpy. Or strncpy (strlcpy) for safer... (by maikel)

by Allenmy

Seating Assignment

I need help doing a seating assignment.Write a program to assign passengers seats. Assume the seat numbering as follows. 1 A B C D 2 A B C D 3 A B C D 4 A B...

[4 replies] Last: Yes, well somewhere in the relevant function you could include a count... (by buffbill)

by kusunoki

Problem with Class Inheritance Assignment

Hi guys. There are two problems with my program. One is that my program exits automatically after the if statement is satisfied (e.g. it cannot work if my balan...

[no replies]

by whoami32

multiple class file (constructor with default value)

can someone help me with this code plz I dont know what the error is. in my container.h file i made constructor under public Container(int maxCapacity =...

[3 replies] Last: I changed the code to Container::Container(int maxCapacity){ // ... (by whoami32)

by wrz234

My program does not go to switch case.

Im writing an project on time format conversion. Why my program does not use case 'a' and case 'p', when i input 'a' or 'p'? can correct for me? Because i wa...

[2 replies] Last: nope, in a switch case control statement, the control variable must b... (by wrz234)

by xisu

Nice ogv converter

( www.ogvconverter.com/ )OGV Converter is a versatile OGV conversion tool which can be taken as OGV File Converter and OGV Editor. As a leader of all the video...

[no replies]

by hasakura

Need correction let me know

#include <iostream> //for cin and cout #include <iomanip> //format output data #include <cmath> //for enables math functions to be used #incl...

[2 replies] Last: Oh i got that fix (by hasakura)

by pozdrav

operator * overloading C++ (1,2)

Hello, I know how to overload the * operator. But, my concern is how to implement it for a matrix class . I would like to implement both matrix multiplicati...

[20 replies] Last: In other words: C++ does not restrict the introduction of prohibiting ... (by tition)

by ali101help

The last entry of my file is printed twice (1,2)

i need help asap! my project is due in two days & i cannot fix this problem :( code TotalLodgements() { FILE *fp; ...

[22 replies] Last: does any1 kno a software that will allow a cd to self install so that ... (by ali101help)

by holymoo

error: expected ';' before '<' token

As of today, I have been working on a list class template for a week. For whatever reason, I cannot get the "List.h" and the "List.cpp" file to play nicely with...

[2 replies] Last: Thank you, putting guards on List.cpp fixed the problem. (by holymoo)

by imbenzene

two linking errors..

please remove two linking errors...its bugging my head... #include<stdio.h> #define SIZE 10 #include<stdlib.h> void MergeSort(int array ,int length);...

[2 replies] Last: ya, found out... thanx a lot, for such a quick response. i am highly ... (by imbenzene)

by ortiz7612

Reading in lines in the middle of data file

I'm trying to create a program that reads in data for 3 separate days and analyzes it. The data file has 72 lines (24 for each day). I figured out how to read t...

[3 replies] Last: It looks like your file is organized as: 1 2 3 4 5 6 7 8 9 10 1... (by Duthomhas)

by Kondziu

How to resize/scale surface in SDL?

I want to change scale of my surface, because it's too big and I don't want to redraw everything. Here's the code to create image in SDL SDL_Rect gra...

[1 reply] : SDL is not designed to do image manipulation - only display. This is t... (by Duthomhas)

by helios

User level paging

Does anyone know of a library that handles paging (as in, using the HDD as memory) at the user level or whether such a thing exists? Google gives me mostly irre...

[no replies]

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General C++ Programming - April 2010 (Page 16)