Beginners - C++ Forum - April 2013 (Page 21)

Can someone help describe this code?

I finished this with help from my professor but still dont understand some things. What is int rank initialized to? Also how does the program know if the name i...

[1 reply] : 1) rank isn't initializated. However you are writing into it before yo... (by MiiNiPaa)

by Messzir

Text file reading into vector

Hello folks. My aim is to read the contents of a single txt file into a vector which structure is "r g b" line by line. #include <iostream> #include <fs...

[4 replies] Last: Yes, I have already noticed that I unfortunately mistyped push. Anyway... (by Messzir)

by elexion

creating a GUI using the native windows API

Hello everyone. I've started a project from scratch and I'm currently trying to create the user interface using the native windows API(Windows.h). Using the Mic...

[4 replies] Last: [quote=coder777]for now I'd suggest to change the project setting from... (by Disch)

by SlenderMan

Why am i getting this error?

inc13.obj : error LNK2019: unresolved external symbol "public: __thiscall CDistance::CDistance(void)" (??0CDistance@@QAE@XZ) referenced in function _main ...

[4 replies] Last: I put this and now it runs. Thanks! CDistance d1(0,0); (by SlenderMan)

by SlenderMan

Why will this not run?

#include <iostream> #include <conio.h> using namespace std; class CDistance { private: int feet, inches; public: CDistance(); CDistanc...

[6 replies] Last: int CDistance::add(const CDistance& total) const { cout << feet + i... (by rcast)

by j0rdant13

A particle system in C++ and Allegro 5

So im wanting to start making a particle system, tried first time and ran into too many problems. The main one was creating the particles without the 'new' a...

[no replies]

by kong288

List of objects from a base class

I have this base class called Entity, and a class derivied from that called Player. In my MainGamestate class I have a list of Entity. Why isn't this line work...

[5 replies] Last: Whoa! Using shared_ptr to point to objects not been created with new ... (by Peter87)

by SlenderMan

Does anyone understand these instructions?

the default constructor sets both feet and inches to zero, and the argument constructor sets feet and inches to argument values. Function setDist() asks user in...

[1 reply] : It should ask for add , substract or exit . If addition or substra... (by MiiNiPaa)

by tnjgraham

How to extract substrings for a CString

Hey, I am working on this project where an user enters a time(HH:MM:SS) in an edit box. Once they click the send time button, I retrieve the CString(11:34:45). ...

[2 replies] Last: Maybe try the Tokenize method. http://msdn.microsoft.com/en-US/libr... (by Chervil)

by zxcvbnm123

Object composition array

[1 reply] : student = Student(id,name,Grade(result,averesult)); (by Peter87)

by rcast

Vector of objects not saving data members

I'm playing with classes, why won't my viewInventory() function produce the values that I've added to the objects in the vector m using the addInventory() funct...

[2 replies] Last: oops. Thank you peter. (by rcast)

by SlenderMan

Help using arrays

The program reads in the student id and their 2 test grades and 7 homework grades. Then it calculates their final grade. IT is supposed to read up to 30 student...

[1 reply] : #include <fstream> const unsigned testScores = 2 ; const unsigned hw... (by cire)

by Comp rook

Local Function Definition error

I've scoured the Web and my code for a solution to this error, but I can't find one! Please help. #ifndef FUNCTION_H #define FUNCTION_H #include<iostream>...

[5 replies] Last: Thanks for the help! The problem WAS a forgotten '}' bracket (it was i... (by Comp rook)

by lmsmi1

While Loop Fails?

I'm wondering why my program crashes at my while loop when run with a file containing "print hello world". Here's the code including the if statement: if (t...

[13 replies] Last: Thanks. I have good days and bad days. But I try. (by Chervil)

by catdance

Adding to a vector that is empty in a linked list node

I'm writing a video store program and I've added the customer classes to it. Each customer node has a name, number of rentals, and a vector containing the titl...

[no replies]

by Minimacfox

Hangman game

Is there any subjects I miss learning before starting on a Hangman game? The subjects i have a pretty good grasp of is: Variables, input and output, loops, a...

[4 replies] Last: k, thanks ^^ (by Minimacfox)

by bartoli

if and elxe blocks are executed

Hi! I'm having a strange behaviour, so i must be something really stupid. The code : #include <curl/curl.h> #include <iostream> /*****************...

[3 replies] Last: http://curl.haxx.se/libcurl/c/curl_easy_recv.html The docs says you s... (by Peter87)

by sheepyQ

x86 assember code reversal

I have created a code function that I have attempted to reverse the effects of with no luck. It takes in a char (stored in ecx register) and a encryption key th...

[1 reply] : My currents attempts are below... neither of which works currently: ... (by sheepyQ)

by Keelan

Median of Array

So I'm at the end of my program. I'm just trying to finish my function that gets the median of an assortment of integers. Im just having trouble because it c...

[2 replies] Last: If the number of students is odd, the result is simply the middle elem... (by Chervil)

by bumrush

Matrix Multiplcation using classes

Hello all! So I have an assignment to create a matrix multiplication program using classes (no friend functions). To be quite frank, I am completely lost and ha...

[1 reply] : I would also have to make the program input the matricies row by row a... (by bumrush)

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Beginners - April 2013 (Page 21)