Beginners - C++ Forum - May 2011 (Page 37)

opencv,small yet weird problem or bug

Hello world! This is what i'm trying: Create a blank window, do nothing to that. add a loop to main which continuously output "test". Weird think is that w...

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by closed account 98qGz8AR

prime number generator

i'm supposed to write a program that 1) finds all prime numbers from 2 to 10,000,000 in iterations powers of 10 (10^2, 10^3, etc.) 2) outputs the sum of the...

[4 replies] Last: now i got the bool function to work properly, and i think it's getting... (by closed account 98qGz8AR)

by writer

DLL to draw lines

Hi, I am retired social worker, creating an eLearning project to educate students that lets them draw diagrams. This is mostly done using an eLearning author...

[no replies]

by brogamerz

n00b question

Okay so Im using Visual c++ 2010 and i have made 2 "windows form applications". I was wondering what code i would use to if i pressed a button, it would go to ...

[no replies]

by candlepowerforums

This project is out of date Error

This is my first program in C++ but I can't get it to work. Complete noob spoon feed please don't know anything except those code I use Mircosoft Visual C++ the...

[1 reply] : that's not an error - you can click YES what is happening is, under t... (by kfmfe04)

by zz77z

how to put in element of array in order

hello .. help me to solve this : Write a C++ program that has an array of integers. The maximum size of the array is 100. The program should ask the user to...

[9 replies] Last: id reccomend a bubble sort for just 100 integers. it works like so: ... (by ascii)

by student1

Help with function Overloading

I have 3 classes which are point 1DClass, Point 2DClass and Point 3DClass. Point 1DClass contains data member x Point 2DClass contains data member y and inhe...

[9 replies] Last: I have now changed my code. Is this correct now. class point1DClass... (by student1)

by mark103

error C2446: '==' : no conversion from 'int' to 'System::String ^'

Hi guys, I am having a trouble with the boolean. I am trying to get access to my website script and see if it have response through the httpwebrequest method...

[1 reply] : As the error says, str is a managed pointer to a System::String (IIRC)... (by Zhuge)

by TheForced

Help with horners

I have to write a program to calculate a row of numbers using horners method. I'm a three day coder, learning while doing. What I have so far is down below. I'm...

[no replies]

by orkie

Advice on new project

Hey all, first time posting here Basicly, I want to create a simple game that isn't the simplest to code ^^, and the simplest i could think was a game i play...

[4 replies] Last: Read the article and decided to indeed change to code blocks, didn't r... (by orkie)

by msem92

C++ program to detect palindrome words

I'm trying to create a program that allows the user to input a word (I am using cin.getline to put the input into a char array), and then calls a function to de...

[no replies]

by student1

Need help with my code

I have 3 classes which are point 1DClass, Point 2DClass and Point 3DClass. Point 1DClass contains data member x Point 2DClass contains data member y and inheri...

[1 reply] : You already have a thread for this, so stick to that one http://www.c... (by hamsterman)

by alex0113

UVA Online Judge 3n+1 problem

I tried many times but i keep getting "wrong answer" ...please tell me what is it wrong... #include<iostream> #include<fstream> using namespace std; ifstream i...

[10 replies] Last: Your swap does not work. However it seems that your program use std::s... (by ne555)

by cloudymadness

Help with listing out number of times a word appears

This is one of the exercises I'm doing, this is the code I've written up: http://pastebin.com/msNi4eE1 The output I get is 232 which is the total number ...

[2 replies] Last: - Line 15 looks suspicious - do you want = or == - is wordcount ever... (by cloudymadness)

by ItsTheFruitsYeah

What kind of order should I go with to learn C++?

Hi, my question is, what kind of order should I go with to learn C++? I mean, I feel like I should learn C++ in an order from easiest to hardest kind of way. I ...

[6 replies] Last: Ah okay, thanks guys! (by ItsTheFruitsYeah)

by ty98

C++ help

i need to know how to make a program use a dialog from a dll file. do you have any ideas? my file.dll

[no replies]

by ian l

Copying a specific char from one array to another

Hello, all. As a starting project in C++, I'm attempting to make a program that generates random 14-character codes. Here is the segment I'm most certain is ...

[3 replies] Last: gj, Lynx876 I would make a few small mods, though 1. Line 8: change ... (by kfmfe04)

by bbcc

constant variables

Hello every body, I have problem in understanding the meaning of constant variables. As far as I know, constant variables can not be modified in the scope.Bu...

[2 replies] Last: Line 8, I am pretty sure that says "double" and not "const double". Li... (by LB)

by Thuraya

break & continue !! Help

Here in my code every thing works correctly except the break; and continue; what is the problem !!! #include<iostream> using namespace std; int main() ...

[2 replies] Last: aha, thanks :> (by Thuraya)

by abrumit

File Rename Program

Hi there, I'm having issues with the following code. My intention is for it to rename a file based on the content of the header. The problem is that in the...

[2 replies] Last: Excellent Zhuge. That did it, thank you. Aaron (by abrumit)

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Beginners - May 2011 (Page 37)