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Beginners - September 2011 (Page 2)

Hi guys, so I'm working on this simply lab and everything seems to work fine when I build the solution. The problem is that when I select "start with out debugg...

[4 replies] Last: @torind2000: For what given price means the price is for how many unit... (by Nisheeth)

by jazpearson

Declaring variables inside / outside a loop

I'm trying to optimise some code i've written, and was wondering when the best place to declare a variable is. A lot of the time i'll have something like this: ...

[2 replies] Last: Always declare as late as possible, so that means inside the loop here... (by Athar)

by Gaminic

Warning C4018

Hello, In nearly all my coding projects which, due to their nature, are 90% for loops of the form for (int i = 0; i < somelist.size(); ++i) { .. } I...

[5 replies] Last: It's not necessarily a list, but usually one of the std containers, so... (by Gaminic)

by sagarmd30

can i typecast like this?

Hi all, i have pointer to an object (class A) in process A and i'm sending the content of this object to process B through some buffer (IPC). Now after recei...

[6 replies] Last: Hi Athar, why we need POD class here? Actually this class is know by... (by sagarmd30)

by Zexanima

Help on adding a "*" operator to a Class

I'm trying to add a multiplication operator to a Point class. I'm still getting two errors when I try and compile it. Can someone point me in the right directio...

[6 replies] Last: We'll then it might be a good example to show that just because an ope... (by Mathhead200)

by Catfish

Any alternative ways of reading data from binary files?

Hello all. Suppose I'm reading some double s from a binary file. I can do this: myBinaryFile.read(reinterpret_cast<char *> (&myDouble), sizeof (double)); ...

[2 replies] Last: Bump. Any ideas to get operator >> to work with "unformatted" input ... (by Catfish)

by Ch1156

Help with Text game

Hi everyone, i have been learning C++ for a few months now and i decided to make a small text game, but i need some help figuring something out. here is my code...

[16 replies] Last: What do you mean? my main line with all this stuff would be: void ... (by Azagaros)

by skrep

Class Declaration

Hello all, after a little help with some C++ code. I have been asked to fix a VS2005 MFC project which is missing some files (applicationdlg.cpp, application...

[2 replies] Last: Thanks Azagaros. That's exactly what I thought (re: my original post) ... (by skrep)

by Willy Rodriguez

My variables are not initializing

Hi all, this is my first time posting, so this is probably going to sound pretty newbish. #include <iostream> using namespace std; int main(){ float a...

[2 replies] Last: You're assigning, not initializing. Your final series of cout stateme... (by uberwulu)

by Nelphin

reading a file bytewise

Hi, newbie in c++: (working some beginners tutorials atm) trying to read a file header, from which i know its 80 bytes long and each byte is of type char. h...

[12 replies] Last: if you don't know what 'escape sequence' means this might be helpful: ... (by coder777)

by codrgi

how to get the first 5 letters from an int/string?

how do i get the first 4 or 5 letters from an int? 1234 56789 or 12345 6789, what methods are there that will return this?

[3 replies] Last: Divide by a multiple of ten with a number of zeroes equal to the numbe... (by uberwulu)

by ArtimosPenguidor

Hello

Hello, iv become interested in computer programming. I am a complete newby and need some help on how to get started and what i need to learn first. :)

[4 replies] Last: Keep practicing. Some ideas for projects to do: http://www.cplusplu... (by TheMeerkat)

by Greek89

HELP with input char

Hi, I am trying to input a character and right away an array of characters... However once i input the character, it doesnt let me input the array character...

[6 replies] Last: @wolfgang Thanks a lot man! I tried 4 forums and no one could give m... (by Greek89)

by smalld

why the following explicit instantiation does not work？

Anyone can give me some hint why the following code generates compile error? Thanks！ #include <iostream> using namespace std; template <typename An...

[6 replies] Last: right, if I don't put the template in main that works. thanks. (by smalld)

by illlojik

need help!

Hello, I'm having some problems writing this program. I'm supposed to display a graph that compares the store's sales. I've almost finished it, but when I go to...

[5 replies] Last: Yes, you could do this: for(int count = 1; count <= 5; count++) { c... (by carebearboy)

by Goran Gagro

Help with understanding the code

hello i need to know how this part of the code works... i have very bad teachers in school so i need your help i need only part of the code #include <io...

[1 reply] : operator * This indicates which operator is being overloaded. con... (by closed account zb0S216C)

by henning

Use of Pointer Addresses to compare Class Instances

Hey, I would like to know whether it is good practice to use Pointer addresses to check whether two class instances are the same. E.g.: Foo x; Foo *...

[3 replies] Last: This was commonly done in assignment operators to prevent assignment t... (by moorecm)

by meaulnes

how to enter a unicode point into std::string

hi, I am starting programming with gtkmm cairomm and I must pass some text to a function that has the following signature void Cairo::Context::show_text (...

[5 replies] Last: And I found this http://www.ltg.ed.ac.uk/~richard/utf-8.html itbecomes... (by meaulnes)

by Diego Paramo

Help With tuition Problem

hi everyone im struggling to start my program, please a little help will be apreciated The university of Guinness charges $3000 per semester for ins-state...

[5 replies] Last: But there's no need for evil globals here! #include <iostream> //You... (by andywestken)

by sshafiee

VC++ to .NET

I'm using MS VC++ 2010 Express. How can I develop C++ code in .NET?

[2 replies] Last: Thanks for the reply. A tutorial is very much appreciated as well. (by sshafiee)

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