General C++ Programming - C++ Forum

I was trying to convert a string to integer but i am facing problem with it. I tried using atoi, strtol and stringstream. All the three methods are giving error...

[4 replies] Last: Thanks... My compiler did not support stol. But i converted the strin... (by nilagayu)

by Mannah

2 dimensional array in classes

I need to create a matrix class of 2D array....is the following code correct #include <iostream> #include "matrix.h" using namespace std; Matrix::Ma...

[1 reply] : No this code is not correct. The problem is in the copy constructor ... (by vlad from moscow)

by code builder

Base conversion so confused ? help?

THis is my code so far how can i do base conversion to any bases between 2 - 16. I don't really know how. Could i use this ...

[3 replies] Last: yes i get 24 / 2 = 12 remainder 0 12 / 2 = 6 remainder 0 6 / 2 = 3 re... (by code builder)

by BABU Prasad G

How add the pkg-config option to bjam in boost libraries

Dear friends, I am compiling my one module program by using the following command gcc -g -o `pkg-config --cflags glib-2.0 dbus...

[4 replies] Last: yes , that pkg-conf only . (by BABU Prasad G)

by piyush0945

structure

struct node { int data; node *next; }; struct node* sortedmerge(struct node* node1, struct node* node2) { struct node* merging = NULL; counter+...

[no replies]

by prasadmv9402

To display a bitmap image in c or c++ using progressive scanning aka non-interlaced scanning or de-interlaced scanning

Progressive Scan to display bitmap images? hi i need to know how to display images using progressive scanning.. . i.e, i need an algorithm & program in c or c...

[no replies]

by prasadmv9402

how to display a bitmap image in c or c++ using Interlacing aka interleaving?

to display a bitmap image in c or c++ using Interlacing aka interleaving? hi i need to know how to display bitmap images using Interlacing aka interleaving.. ....

[no replies]

by rguid17

Quicksort using pointers to a BST

how could I implement this integer quicksort into a auxiliary array of pointers quicksort? void QuickSort(int A , int FirstIdx, int LastIdx){ int PivotI...

[1 reply] : how could I implement this integer quicksort into a auxiliary array o... (by coder777)

by AhmedOmairi

A program in an Array

Someone help me program in C++ to read five elements in an Array known as Original and then store the elements in reverse order in another Array Reverse . Disp...

[1 reply] : http://cplusplus.com/forum/beginner/1/#msg6680 (by R0mai)

by calvarado777

Linked List Unhandled Exception

Hello! I am getting an unhandled exception error with my appendNode function for my linked list. Can anyone help? Thanks! #ifndef NUMBERLIST #define NUM...

[1 reply] : I'll give you the same advice I gave someone two days ago. http://cpl... (by TheDestroyer)

by cmalbert23

Creating columns from a text file

I am having a bit of trouble with my last program I have to write. What I am asked to do is given a text file with students information, I am to output each stu...

[3 replies] Last: By using '\t' (tab) rather than ' ' (space) you can line up columns (by buffbill)

by ldysmann

Problem with Substring

In this code I am supposed to enter a 5 character inventory code. The inventory code has a color associated with it and I am supposed to be able to use substr ...

[1 reply] : why is this duplicated ? cout << "Enter five-character Inventory code... (by buffbill)

by lulipeng

string problem

Now i am learning <<c++ primer>>,i ran into a problem. Please do me a favor. question: Operators return left operand as results.So we can put some inpu...

[no replies]

by Garchimo

Including header files

This is some of my program. My problem is when i try and include my header file "additional.h" i get the error message: 1>c:\users\aaron\documents\visual st...

[2 replies] Last: Well due to carelessness on my part, and intelligence on your part tha... (by Garchimo)

by KaraPardue

Program not recognizing if statements

For some reason this program isn't recognizing the if statements I put in setPricePerYd...I can't figure out why that is. Any help would be great! // This...

[1 reply] : Tabs have no effect on if statements unlike other languages. You can o... (by closed account o1vk4iN6)

by hopesfall

Deallocating my constructor memory

So I have the following in my constructor: Queue<T> *newQueue = new Queue<T>; ...// do stuff not involving newQueue items = newQueue; Now I need to...

[1 reply] : I assume items is some kind of container that is owned by the class.... (by Disch)

by KaraPardue

Help with why program isn't working correctly

Now that I have fixed the strings...why isn't the program figuring out the math properly? I think that it is not calling the pricePerSqYd correctly, but i'm not...

[2 replies] Last: Oh, thank you! (by KaraPardue)

by chemy

2 player NIM c++

So i'm studying for my final and going over problems in the book. i missed the class so im lost. ive done this far, but i can't really figure out after this. ...

[7 replies] Last: I'm also trying to complete this exact program for class. But I'm havi... (by Kleinbird36)

by flan8849

Help with Answer Key program

So i was given an assignment with some unusual parameters. My teacher likes to add difficult objectives to make the code longer (really just to be evil) and thi...

[1 reply] : I know this is alot but ANY help will be great. please and thank you (by flan8849)

by benman876

Please help me with this quick assignment!

My professor has given me a code file and a data file, and I need to alter just line 64 "if (p1->count > p2->count) {" to sort alphabetically instead of by coun...

[15 replies] Last: You're using the console and it only scrolls back so far? (by cire)

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General C++ Programming - April 2012 (Page 12)