General C++ Programming - C++ Forum - October 2011 (Page 31)

Hi, i've just started my second year of my physics degree and i have to do a computing module but my tutor is useless so could someone check where ive gone wron...

[1 reply] : you need to make this change to move from advisory text to formula: ... (by buffbill)

by sorthon123

Boolean expression

I'm studying for a midterm that i have and one of the questions is to make an xor gate using only nots and and gates. I have the diagram but I'm having trouble ...

[2 replies] Last: i know its a serious of 4 nand gates im just not sure how to right it ... (by sorthon123)

by aijikawamura

Triangle Program in C++

Hello Everybody! I need to make 2 triangles and their shape should be : //1st Triangle ***** **** *** ** * //2nd Triangle ***** ..**** ....*** .....

[1 reply] : #include <iostream.h> #include <conio.h> main() { for (int x=0;... (by namcs)

by closed account GbX36Up4

Classes

I don't really see how classes make things easier. Let's say I want to make a class for beeps where depending on what numbers the user inputs it makes a beep wi...

[4 replies] Last: Typically most programs (even small ones) have ideas that can be obje... (by sohguanh)

by like2codecpp

4-bit integer

Is it possible to declare a four bit integer with 16 possible values. I know you can create 8-bit using uint8 from stdint.h Does anyone know how to do this? ...

[2 replies] Last: Assume char datatype is 8 bits, then you can make use of that to store... (by sohguanh)

by happykiller

Simple Question.

Does programing improve IQ? :D

[6 replies] Last: Personally I don't rate IQ tests much. IQ tests seem to measure variou... (by Galik)

by Jampy151

comparing two char arrays not using <string.h>

hi this is my first post and thank you for taking a look, my c++ prof. wants to make a code for comparing two char arrays to see if they are exactly the and pri...

[2 replies] Last: thanks a lot it finally worked I did this and it worked perfectly: fo... (by Jampy151)

by lfnunley

Shortening compiling time.

Hello Cplusplus.com! I am thinking about doing a science project on the effect of different ways of stating code (like a do loop instead of a while loop) on the...

[2 replies] Last: I believe that reducing the size of each header and source module gove... (by closed account zb0S216C)

by mooneyes

if-else statement modifier(help!)

the code below runs but i dont know how to modify the else-if statement.. the statement.. look at the underlined text below.. the program just proceeds.. if...

[7 replies] Last: Well, as the comment within the loop of my code says, treat the body o... (by closed account zb0S216C)

by eab2196

Lost Data (x-post from Beginners)

Hello all- I am a fairly new C/C++ programmer and I am running into a very strange problem. I have a simple nested for loop that is filling a location in memor...

[8 replies] Last: Good catch! That was a pretty silly mistake thank you, it is working n... (by eab2196)

by Netto

STL Stacks

This is an homework assignment, but I've spent about 7 hours on it with no solution. I'm only allowed to use 2 stacks and 2 variables, one to hold the length of...

[7 replies] Last: I figured it out haha, thanks for the idea Albatross :] while (size ... (by Netto)

by ramus313

blackjack help

its not adding the values correctly, it just shows zero every time. the code is very messy because i did it in a rush, but pelase try ad help. The problem is wi...

[no replies]

by Code Assassin

Changing Color of Text?

I'm using Xcode as a compiler, and I want to figure out how to change the color of the text when I run the program. I've tried #include <windows.h> and I get ...

[10 replies] Last: With graphics, I think my computer is too old. Too outdated... I'm usi... (by Code Assassin)

by Jessy V

What About wxWidgets ?

I am currently using wxWidgets and I wonder why it is not as known as it should be. So what do you think about it ? Do you even know it ? Some bad experiences ...

[no replies]

by Jessy V

Creating extended malloc and free functions

Well, I would like to create my own improved malloc and free functions, and replace all the standard memory allocation functions. This for several reasons : ...

[no replies]

by omgdogonfire

Finished my current project, but....eeew

The program works from top to bottom, but I am afraid it would make my old CS151 teacher weep endless tears of agony. By this I mean it is highly inefficient. A...

[4 replies] Last: Thank you guys for the options and insights :) and Shacktar - that is... (by omgdogonfire)

by joscollin

Overloading new operator

Hello, Why new operator function always have the parameter as follows? I tried to change the parameter and return type to some other type, but it gives a com...

[3 replies] Last: unlike other operators, such as operator +, new and delete do not ove... (by joscollin)

by glararan

[HELP] Converting unsigned int to char*

Hi, i need your help, i need converting unsigned int into char* I have code // Struct Struct char* + class:uint32 ...

[6 replies] Last: char* nameOfs; if(texdef .type == 0) { sprintf(nameO... (by glararan)

by bballamis

system("PAUSE");

I've heard that using system("PAUSE"); makes your program vulnerable, and that I should use something else to keep the console open. Why is it bad exactly, a...

[4 replies] Last: Thanks, I will definitely look at these resources! (by bballamis)

by Herman91

Function

A guest house charges a N$200.00 minimum fee per room for three days. The guest house charges an additional N$50 per day in excess of three days. The maximum ch...

[1 reply] : Yup, that all looks fine to me. Good luck with it. (by Moschops)

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General C++ Programming - October 2011 (Page 31)