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Beginners - February 2010 (Page 19)

How do I get a decimal like 0.99584585 to just 0.99?

[24 replies] Last: I think the op wanted to change the actual thing though. setprecision ... (by tummychow)

User input amount of Class objects in array

I am trying to understand how to create a user input amount of class objects in an array. I have tried declaring the object array index as a private int, an...

[2 replies] Last: Wow, I was unfamiliar with the term and concept, but I think I've got ... (by marmar9)

by rustyboy

stuck on OpenAL

Hi, I wonder if you guys can offer a second pair of eyes on this. I am writing a basic audio library (container as opposed to function library) syntax error ...

[1 reply] : Where is the AudioLibrary type declared/defined?? In AudioLibrary.... (by guestgulkan)

by sagaramin

Outputfile problem

My output file needs to be accurate to 2 decimal places but it displays three. Any advice? #include <iostream> #include <string> #include <iomanip> #in...

[2 replies] Last: do i set out precision just about the out section? (by sagaramin)

by deviantnature

just curious

I'm in an Intro to programming C++ class. We are just getting to using switches. Which i'm not having a problem with. I'd just like to know how to get a program...

[13 replies] Last: Whenever you get input from the user, remember that the user will... (by Duthomhas)

by Kartik

Arrays or Objects?

Hi all, I am just getting into the world of OOP and I'm not totally sure in what situations it's better to use objects and when it's simpler to just revert t...

[3 replies] Last: In general an object-array wrapper is easier to use, more powerful and... (by tummychow)

by cppbeg

reading text file

v435gfr436gt

[4 replies] Last: let us see a piece of your code.. (by blackcoder41)

by Kairi

GCD

the greatest common divisor of two integers n1 and n2 is as follows: first find d to be the minimum of n1 and n2, then check whether d, d-1, d-2,....,2, or 1 is...

[5 replies] Last: @ Kairi Your teacher is not being helpful to just say "I wanted a di... (by Duthomhas)

by cppbeg

hello

vx44vf

[1 reply] : use the function _kbhit(); or _getch(); I see another system() func... (by olredixsis)

by lancelot

sizeof(array) returns different values in main() and user defined functions

Hello, everyone. I found sizeof(array) only works correctly in main() function. Could you please tell me why? ----------------------------------------------...

[2 replies] Last: Thanks for telling me. :-) (by lancelot)

by chitrank

what is the use of "using namespace std;"

what..is..it..it..is.not..working..with..programs

[8 replies] Last: another example, #include <iostream> namespace first { ... (by beginner at programming)

by embmicro

Delete a Pointer in an Array

Basically, I have a double pointer that points to a list of pointers that point to instances of a class and I need to remove one of the instances in the middle ...

[4 replies] Last: I really appreciate the help but I don't think you understand what I a... (by embmicro)

by oiradranlom

input random int and arrange from low to high

Hi, I just want to know the simplest way to arrange integers. Integers are inputed randomly into one variable at using a loop... after inputing 10 integers t...

[1 reply] : Use std::sort(). (by firedraco)

by Mark4444

Validation

I am writing a program that corresponds to one of my other classes, of which is circuit analysis, but i need the user to enter only numbers when it asks for the...

[8 replies] Last: You are missing the point(s). The responses you have received so far a... (by Duthomhas)

by sagaramin

Simple syntax question

I'm brand new to this and I've ran into a problem. Try not to laugh too hard. I have to write a program that calculates the breakdown of wages but for some re...

[3 replies] Last: We've all asked dumb questions at one point or another. Glad to help ... (by moorecm)

by heepacrack

Sending Keystrokes To Other Windows

I was trying to make a program that would send keystroke to other application windows. After a lot of Googling I found this guy's code: http://forum.codecall.ne...

[no replies]

by ADii

How To Search and compare array using fileing

HI alll:), i need some Help from you guy'z... . . Em making DATABASE. .. .and save applicents Recoard.. .NIC, Name, father name,etc; but after that i want ko ...

[13 replies] Last: Well, this is getting nowhere. ADii, http://cplusplus.com/articles/... (by closed account S6k9GNh0)

by cartpauj

Multiples

Does anyone have, or know where I could get a snippet of a function that accepts four integer values (two numerators and two denominators) and finds the least c...

[6 replies] Last: Sorry it took so long to reply but thanks you guys sooooo much!!! Help... (by cartpauj)

by cedm237

file binary data in array

I try to extract some data of a binary file, and put this data in a array, I have writed this code // VC5.cpp : Defines the entry point for the console appl...

[2 replies] Last: I have modified different line, no error in debug, but at the compilat... (by cedm237)

by closed account jLNv0pDG

~CLASS

I'm just trying to get a handle on destructors at the moment. Are destructors only used when a class dynamically allocates memory with new or pointers? For...

[3 replies] Last: Destructors are called when a an object either goes out of scope or is... (by iharrold)

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