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General C++ Programming - November 2012 (Page 10)

Linker Error: undefined reference to `vtable`

Hi! I am trying to compile and start testing an agent based simulation of a zombie apocalypse, however I use inheritance and I keep getting a linker error that ...

[2 replies] Last: The problem was I did not have an implementation of Human::Attack(Grid... (by bennigan88)

by NeoXxx

Help with writing a code

Hello I want to write the following equations in C++: Note: USI: UltraSonicSensorInput USIwidth: UltraSonicSensorInput distance x: distance travelled b...

[7 replies] Last: This should be close to what you want to do : void UpdateDistance( c... (by toum)

by abuwesam

any help

I want program with flowchart and algorithem 1- write c++ program that converts a given number of inches into the equivalent length in centimeters by reading t...

[1 reply] : And how much will you be paying for this homework service you are tryi... (by webJose)

by rorylalx

Object File I/O

Hello guys, I know how to do I/O with objects but I don't know if I can write in files an object such that I want to neglect some of the data of the object i.e,...

[no replies]

by ljs

references as attributes

dear all, sometimes when a class has attributes that are pointers, it can be confusing whether this object is responsible for deleting the object being poin...

[no replies]

by abera1

help with the function

function

[8 replies] Last: What result do you get? What result do you expect to get? We can't r... (by MikeyBoy)

by cech

Need C++ rows and columns program

Hello guys First of all to be clear I am not familiar with C/C++ so I need the full code of C++. I need a following program: To be a 100 columns and 20...

[1 reply] : This actually sounds like a very appropriate introductory problem for ... (by MikeyBoy)

by daniel86

parameterized function

Hi everyone, I am using a C++ library to simulate some physics. In order to do some batch processing, I need to generate automatically an array of function p...

[1 reply] : Maybe create your array statically, e.g. bool exampleFunc1 (doub... (by mik2718)

by Rick Best

CODE int, string

What is the code to bring up an error message when someone types in a letter into an integer section in a console application?

[2 replies] Last: The extraction operator >> returns the stream you extracted from, and ... (by LB)

by Rick Best

sting/integer

how to stop a string(letter) being entered into an integer? the outcome i want is a message saying "you cant enter that" how do i do that? eg the code i need th...

[5 replies] Last: that great thanks (by Rick Best)

by dekeenfrance

Please help! R6010 -abort() has been called

Hi, The push_back of vectors for the first period works fine. But when I continue with period 2, surprise: R6010 -abort() has been called. Could someone...

[2 replies] Last: Hi, Thanks for your quick reply. Actually, I just found out the reaso... (by dekeenfrance)

by Aramil of Elixia

string class part two

So im building my own personal string class called DTSString but for some reason I couldnt get it to print on the standard output stream so i looked up overload...

[5 replies] Last: Nothing is going to "work" until you fix that constructor. You don't ... (by cire)

by kndmrl

How to fix this error?

#include <iostream> #include <cstdlib> #include <ctime> #include <cmath> using namespace std; void generateCoupon(int columnCount); void generateCoup...

[12 replies] Last: Whoops - my mistake. I get various programming languages confused some... (by LB)

by Jessie W

Adding string to Dynamic Array

I have been working on this code for a dynamic array and we were inputting number, but now I need it to hold String. The program asks the user how many names yo...

[8 replies] Last: Thank you so much!!! (by Jessie W)

by TTT

OpenCV problem

Can someone give code for detecting profile face ??? This code works normal for frontal face when cascade == "haarcascade_frontalface_default.xml" CvRect de...

[no replies]

by Jakman217

C2039 error that shouldn't be

I am getting an error that error C2039: 'iterator_category' : is not a member of 'City' the problem is, I'm not calling an iterator of any kind in my prog...

[8 replies] Last: Okay, it was the distance call that was messing things up. Thanks guys... (by Jakman217)

by DavidBrent

Friend classes in seperate header files

I am struggling to enable friendship between two classes in separate header files for a banking program. I am attempting to get the Person class to use variabl...

[4 replies] Last: Good work ne555 - you found the red herring!!! (by TheIdeasMan)

by brandonator

Help with pause statement.

My program i'snt taking the statement after the pause function properly. in my program when i pause the program at the begining of the program to prevent the...

[4 replies] Last: 1- for(pause=0;pause<100000;pause++) Most likely the compiler will... (by Imadatobanisa)

by doon

Queues

During the power crisis in New Zealand this winter (caused by a shortage of rain and hence low levels in the hydro dams), a contingency scheme was developed to...

[13 replies] Last: thanku all (by doon)

by hellfire1

Digit Carry problem with adding Arrays

Hello there! To start, this thread may not be quite "General Programming" Material, however I posted it on the beginner forums a while ago, and apparently on...

[8 replies] Last: Hello. It is not bad thing to understand, and I feel a little sorry a... (by kg1992)

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