General C++ Programming - C++ Forum - February 2013 (Page 36)

Need help with finding error in class!

Hello everyone. I want to create my own List class. Problem is code compiles without errors, but in testing, reference to a specific element causes memory acces...

[1 reply] : Node(Node *aprev, const T& aelem, Node *anext): prev(aprev),elem(aele... (by doug4)

by Zephilinox

Dynamic Cast Template, anything is everything.

I store a vector of base class pointers, I'm trying to dynamic cast it to a derived class pointer, there are several derived classes, none of the classes have a...

[2 replies] Last: you're right, I could just check if its nullptr or not. right now I d... (by Zephilinox)

by kumukumu

HELP! simple dictionary..cant search..

guyss need help for search....there is no content when i search word in the dictionary.txt....this is my example of dictionary.txt...in the add case it is worki...

[no replies]

by martianxx

Overloading Binary and Assignment Operators in Vector Class

Hi, I am making a vector class and am having some problems creating the overloaded arithmetic operators and assignment operators. Here is an example of my...

[5 replies] Last: Because I plan to use operators ( ) to access them later and just made... (by martianxx)

by closed account E607ko23

Shell sort won't work

#include <iostream> using namespace std; class CD { public: static const int num = 100; char publisher , title , location ; int year; public: vo...

[no replies]

by closed account NwvkoG1T

Setting the background color and running a program

I use turbo c++ 3.0 Please tell me how to set the background color using the function setbkcolor() in graphics.h will i need to run the exe file in full s...

[4 replies] Last: well, what about this class user { int t; char ch ... public: us... (by closed account NwvkoG1T)

by cmc69

C++ data type question?

so i was just wondering.. Why when you do math calculations people sometimes do int, float or double? wouldnt it be best just to use float or double every time ...

[2 replies] Last: Thanks you.. This was just something I was pondering while writing a p... (by cmc69)

by closed account 4wRjE3v7

Someone know what is wrong with my program?

Hi so I made a program using if statements, but when I put 64 as the input it does include all of the correct input except the last part "Not divisible!" I real...

[4 replies] Last: joneele that was awesome and fast.. i just copied it to codeblocks and... (by cmc69)

by closed account NwvkoG1T

How to define my own header file?

I have written code for a timer. with everything and i want to include this so i dont need to write or copy the reqd code each time. how do i do this?

[9 replies] Last: well , i defined t and then too it says t is not allowed. yea. i am th... (by closed account NwvkoG1T)

by CroCo

What is the benefit of destructor?

In c++ books, they usually don't elaborate about the hardware stuff. For example, the destructor invokes when the object is destroyed. What is the benefit of us...

[2 replies] Last: It's not just good practice. If you run any program which has a consta... (by BigBlackSheep)

by familyman

trying to compare strings and having problems

Hi, I have an array of strings and I am trying to organize them in alphabetical order. It isn't working. Can someone please tell me if there is a way to do this...

[7 replies] Last: @LB It's under relational operators http://www.cplusplus.com/referenc... (by naraku9333)

by Shahriar

why facing problem with this ??

In this code what is wrong ?? #include <iostream> using namespace std; class a { public : a(int i) { cout<<i<<endl; } } a(2);...

[3 replies] Last: Thanks a lot . Now it's clear to me. :) :) (by Shahriar)

by ylxin1993

read from a file, got an extra line

#include <iostream> #include <fstream> #include <vector> using namespace std; int main() { ifstream inFile; vector<int> arr; inFile.open("myFile.txt"); ...

[2 replies] Last: http://stackoverflow.com/questions/5605125/why-is-iostreameof-inside-a... (by cire)

by Deep Raithatha

Queue Using Double Link list

#include <iostream.h> #include <conio.h> struct mynode { int data; struct mynode* next; struct mynode* prev; }; mynode * headptr = NULL...

[no replies]

by zzlovezz

Control Breaks

// CIS225C1-8SampleReview.cpp : main project file. // /* Open Input File IF Input File Not Found THEN MSG “Unable to locate File” Retur...

[no replies]

by CroCo

#ifndef ?

I've quoted the following "The #ifndef directive shown in the rectangle.h header file is called an include guard and prevents a header file from accidental...

[12 replies] Last: @L B & firedraco, thank guys so much for being helpful and patient. (by CroCo)

by ls1984

decryption filter

Hello, How can decrypt the file that the program below encrypt? Please I need with this. // This program encrypts a file #include<iostream> #include...

[2 replies] Last: agree with randisking, however in some cases there are no way to rever... (by joneele)

by confuzedami

comparing a value to a array and outputting

i have 3 arrays total, 2 of them i am comparing to see if any of the values match at all, and then i am putting the value that matches into the 3rd array. curre...

[1 reply] : by looping twice... So Do something like this int m = {1,2,3,4,5,... (by joneele)

by jctcis2014

Need help with a Data Structures program

1.Create a C++ project with the program file below 2.Run the original program on the original data and see that your output is as below. **note that the fi...

[2 replies] Last: I'm asking for the code that will allow the checking of pairs and prin... (by jctcis2014)

by sean shine

trying to insert data into the middle of an array

when i try to display the altered string after my modifications it gets put out in ascii and says data around the stack was corrupted. heres the function v...

[no replies]

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General C++ Programming - February 2013 (Page 36)