Beginners - C++ Forum - March 2011 (Page 25)

Hi, I want to change the string inside a method. I wrote following code but it won't do it. void change_string(const char * the_string) { cout << th...

[4 replies] Last: I don't want to modify it. I want to allocate new location for that ch... (by rajimrt)

by Sebolelo

logical error

Hi, I'm new to c++. We just started on logical errors. I'm struggling to restructure this code so as to remove all the logical errors. int x = 2; for (int y...

[9 replies] Last: int x = 2; for (int y = 0; y <= 5; y++ ) { cout << x << " " <<en... (by matsom)

by hunkeelin

Pointers

given an integer array ugly and a pointer iPotr that points to it via the assignment statement iPotr = ugly; My question is to print each element of the arr...

[1 reply] : Those should all give you the same output, at least from what I can te... (by hanst99)

by bboy212

working quiz program

hey guys I recently made a quiz program to make a quiz(duh) for school and I figured I would share the code with you guys. Its an class so read this first: htt...

[3 replies] Last: I considered doing a few of those things but when i made it I just nee... (by bboy212)

by Marek

For (Counting)

ok i think i know about counting forward, as i know it should go like int a = 10; int b = 0; for (i=0,a<10,i++){ b++; } cout<<b; but now how...

[2 replies] Last: something like... for (i=a,i<c,i++){ (by strongdrink)

by gchatt

word search

can anyone help me figure out why this is not working. its a program that reads a file and searches for a specific word. i can get the total number of words in ...

[1 reply] : Welcome, read before posting. http://www.cplusplus.com/forum/beginn... (by hanst99)

by progprog

URGENT

Urgent can anyone give me a pratical example where unions can be used to avoid C++ type checking ?

[1 reply] : I don't know if that could be done quickly but I can show you how a Un... (by Computergeek01)

by martyloo

Button +1 Clicker Visual Studio C++

Hi all I am using Visual Studio C++ 2010, I am creating a Windows Form and I have a button "button1" that when I click I would like the txt box underneath "tex...

[1 reply] : What has happened is that your IDE has created a function for you. Thi... (by Duthomhas)

by beakie

pointers

I have written the following... int strlen(char* _String) { unsigned int iLoop = 0; while(true) { if (_String == 0) { return iLo...

[13 replies] Last: Guarantee the user? The user is me. I know I won't change it. Sorry, ... (by Disch)

by TpOreilly

Returning false

Look at the following code: if (!GameEngine::GetEngine()->Initialize(iCmdShow)) return FALSE; // Enter the main message loop while (TR...

[11 replies] Last: That's right, because the return statement terminates the function rig... (by Zhuge)

by Akill10

Having inheritance problem

Hi, I have 3 classes. Parent class is Sprite. It goes like this: class Sprite { ... } class WorldOBJ: public Sprite { ... } class Player: publi...

[5 replies] Last: It was an IDE bug. I just restarted it and it works. (by Akill10)

by spoon licker

Really EASY problem to solve.....

How do I declare a variable that CAN be changed but can be used in all functions of a program? Like if I declare a variable in main, I can't use it in main2, g...

[10 replies] Last: I was going to give helpful input but when people on forums complain a... (by bboy212)

by TpOreilly

General Method

My class makes a Initialize(int iCmdShow) function to hide some of the dirty work which winmain has to do, and its code is this: BOOL GameEngine::Initializ...

[8 replies] Last: [quote=I]Are you making a class that implements the basic tasks of reg... (by closed account z05DSL3A)

by wanting2learn

strcpy_s

Hi I have the following code in an existing project: CString cString = "blah blah"; char *pBuffer = new char ; int bufLen = cString.GetLength()+1; m...

[1 reply] : Don't use strcpy_s, it's non-standard. The standard function are str... (by Bazzy)

by spoon licker

How does a compiler actually send the code to the processor?

I want to know how because as weird as this sound I feel distant from my x86 Intel Celeron and I want to be able to know EXACTLY how the compiler converts codes...

[15 replies] Last: Assembly would translate into OpCode yes. I worked with OpCode on an e... (by Computergeek01)

by Werner2

simple quiz program

Hello, I very recently started programming c++ with little programming knowledge. I wrote this program in order to make a simple quiz. #include <string> ...

[3 replies] Last: Of course, glad to help. (by ultifinitus)

by stereoMatching

How to add the correct options to the g++ command

my os : windows xp sp3 compilers : gcc 4.5(minGW) IDE : code blocks 10.05 I want to make the "CImg.h" work by code_block 10.05 but it always give me an er...

[8 replies] Last: with C::B checkbox I also try to type it on the command window g++ -... (by stereoMatching)

by closed account SEbXoG1T

adding text in a windows program

I know how to use std::cout, but where do i add it if i'm making a windows program

[11 replies] Last: I want this program to be able to run in a windows window #inc... (by closed account SEbXoG1T)

by navderm

error: undefined reference to vtable

#ifndef AHASHMAP_H #define AHASHMAP_H #include "LinkedHashEntry.h" #include <iostream> using namespace std; const int TABLE_SIZE = 128; class aHa...

[1 reply] : Could you post LinkedHashEntry.h ? (by hamsterman)

by ghoti1

Function Question

In this program, it's supposed to read data from a file, prompt user for a word to search -like google- count the total words and number of occurrences that th...

[1 reply] : I assume that since eof was reached in returnTotalWordsInFile, returnN... (by hamsterman)

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Beginners - March 2011 (Page 25)