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General C++ Programming - January 2013 (Page 12)

Okay, I heard this person who had to be perfectly insane say something really weird... He said that if statements take up a lot of RAM... Now, being intereste...

[7 replies] Last: If you have written such code as can be seen above with so many condit... (by ajh32)

by Stewbond

Multiple inheritance concepts

Multiple inheritance seems like such a powerful and useful tool for many situations. I understand the problems associated with the dreaded diamond and an easy ...

[6 replies] Last: Thanks guys. I'm still trying to wrap my head around OOP. ne555 , ... (by Stewbond)

by sita110378

overloading ^ operator

Hi, I want the C++ source code for overloading ^ operator using operator function in operator overloading.

[3 replies] Last: Also known as the high five operator: #include <iostream> #include <... (by cire)

by vijaykrr

Assignment Questions

Hi I've been given an assignment with the below questions. 1. What is the difference between pass by reference & pass by pointers? 2. What is the u...

[1 reply] : I suggest you give us your best answers to those questions and we can ... (by Hippogriff)

by Fean

Multimaps & File Reading

Hi all, I've got a problem with reading my file data but before I explain it I'll give some background. I'm programming a 2D Platformer using the SDL librar...

[3 replies] Last: I reworked my save class to have an enum for each layer replacing the ... (by Fean)

by vishal raj

need a c++ code which is related to nature

guys i need a c++ programming code which is related to nature ..... give me a code to find the annual amount of rainfsll ?

[6 replies] Last: #include <iostream> int main(void) { double inofrain; std::cout<... (by closed account 18hRX9L8)

by xaberranthianx

Help with a randomnumber generator

I'm working on an exercise that's in this PDF file I'm reading. What it wants me to do is... Write a random-number generator that returns a random floatingpoi...

[5 replies] Last: Yeah I suppose that makes sense. Well it works none-the-less, so thank... (by xaberranthianx)

by Ombra

A stupid mistake I can't see?

Now, I've had quite a lot of trouble with stupid errors in my time. My time, which is very limited. I'm a fairly new programmer, and I have a situation here. I'...

[2 replies] Last: I need a slap on the head for that one. Thanks so much, mate. (by Ombra)

by raaj5671

input and output results to a text file

This is the question for my code... well i have done the inputing the marks into the input.txt file...but now i dont know how to output the mean and the standa...

[4 replies] Last: ok well the i have already stored an array to store 5 student exam mar... (by raaj5671)

by Bobruisk

Composition & member access

Hello all! I have a question regarding composition and accessing members "deep" inside the composed structure. For example; class A { private: in...

[11 replies] Last: @ne555 Ahh yea, I wasn't thinking properly when I wrote that. @Bobrui... (by Zaita)

by jriggity

sorting a structure array help

i need to print the names as they appear in the original file, print the info of the person with the highest distance, print the info sorted by ascending ID num...

[1 reply] : In your ID sort: for (int i=0; i < num-1; i++) { for (int j=0; j<num... (by Smac89)

by khm3dia

Need Help Its Pissing me off

Every time i start a new SDL project at college it works fine with linking the include, lib, VC++ etc. But when im home i do everything the same i get some stup...

[1 reply] : What is the error you are getting? (by firedraco)

by Booney642

NEED CODE ASAP!!! PLEASE HELP, I'M STRUGGLING!!!

I need a program that allows me to... Input students test scores(Tests, Quizzes, Classwork, and Homework) stored in dynamically declared arrays and PPS weights...

[3 replies] Last: I NEED THIS GRADE TO PLAY BASEBALL!! What the hell? (by S G H)

by superfury

VGA Detect monochrome mode?

Anybody knows how to detect if a monochrome mode (MDA?) (BIOS Video Modes 0x7,0xF&0x11) is active by looking at the VGA registers? I don't want to look at the B...

[no replies]

by superfury

VGA VRAM graphic mode reading/writing pixels?

Anybody can tell me where the errors in the below code are? Extra info: getrowsize() gives the size of a row in bytes (see VGA CRTC register). getVRAMMemAddrS...

[2 replies] Last: Solved it. Only thing left is to determine how the monochrome mode (MD... (by superfury)

by deadpickle

class with no type error

I'm sure this is an easy one to answer but I just cant see what the problem is. I get the error: pq.h:12: error: ISO C++ forbids declaration of ‘Node’ with...

[5 replies] Last: ¿class Head? ¿why the namespace pollution? (by ne555)

by gtm

Question about this exercise, convert to void*

Define an array of int. Take the starting address of that array and use static_cast to convert it into an void*. Write a function that takes a void*, a number ...

[6 replies] Last: anyone? (by gtm)

by SamuelAdams

Looking for Boost File System Example

I wrote a simple program that works like the dos find command > Searches for a text string in a file or files. except mine will output line numbers, and cou...

[1 reply] : There is no built-in search using wildcards. You can run a directory_... (by Cubbi)

by Script Coder

Template Question

Say I have a template outer class and I want the inner class to share that template type: template <class T> class A { class B { T value; }; }; I...

[3 replies] Last: http://ideone.com/sxzZKF (by naraku9333)

by medo sayed

finding max. and min. values

i want to finding maximum and minimum values of 10 numbers using for loop and the program work wrong !! any help?! #include <iostream> using namespace std; ...

[2 replies] Last: #include <iostream> #include <limits> using namespace std; int main(... (by cire)

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