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General C++ Programming - January 2014 (Page 4)

Below is my .h file and the code below that is my function that I'm having troubles with. Its suppose to take in a users topic and see if that topic exists, if ...

[3 replies] Last: it is simply one of three operators based on its context (multiplicat... (by snow 56767)

by geeloso

Stringstream object errant behavior!!

Hi folks! I do need fresh pairs of eyes to look into the puzzling behavior in the member function void customerType::returnBook(...) shown below. Just to pro...

[3 replies] Last: Thanks indeed cire for your response. I fully acknowledge the simplic... (by cire)

by Aidan

arrays

i have a problem with working with arrays, can anyone help me there?

[2 replies] Last: http://www.cplusplus.com/doc/tutorial/arrays/ (by snow 56767)

by Garion

What is a module?

Is a module basically a static class where everything is public (or a static struct)?

[6 replies] Last: Thanks for the link long double main. I think this link from that ref... (by Garion)

by jared11

Reference Bug in C++?

Hi, Isn't there a bug here in the code? returnarg receives a temporary object which is destructed after the function is returned. i.e. r1's address is not ...

[4 replies] Last: @ L B I printed the destructor, which indeed was called for r1 after... (by jared11)

by miamidawgs

selection sort function

i wrote a function that uses a selection sort to sort an array of 25 integers. it calls a swap function i also wrote that swaps the integers. i compiled my code...

[3 replies] Last: thanks for the help. i fixed the problem (by miamidawgs)

by Jikax

C parser

Hello, I am working on a program that parses c code ( not c++ ) and gives you the possibility to add and remove methods. Actually it does a lot more, but that ...

[1 reply] : See if you can use clang or gcc parser for your purpose. (by modoran)

by receipter

Application of bool variable question!! ( Appreciate if you could answer this)

I've been reading up the c++ for dummies guide and I've come to the section of demonstrating the bool variable. So the code from the book goes like this ...

[6 replies] Last: Alright thank you very much! Case closed ha ha (by receipter)

by CheVlaya

How to make graphical app/game in C++

Maybe a noob question but I want a good answer. So far I only made console and windows form apps but how do I make something like a 2D game with drawn object...

[1 reply] : Use a library, such as SFML: http://www.sfml-dev.org/ If you're feeli... (by MrHutch)

by madzsquare

Dollar to Coin Value Program

Hi I have an assignment due and I am confused by it. I am currently using Xcode on a Mac to compile a c++ program. My class uses Codeblocks and I am having issu...

[1 reply] : these dont exist in your code ...inputquarters,inputDimes,inputnickels... (by Jaybob66)

by johnmerlino

casting with pointers

The below example confuses me a little. Basically, we have an unsigned 64 bit integer initialized to 0. Then we use the type cast operator, which will cast to a...

[2 replies] Last: uint64_t val = 0; uint8_t * p = (uint8_t *)&val; yes, this is valid ... (by Jaybob66)

by vecihi

Data Buffer with memory mapped files

Hello everybody, I have a data buffer project in Windows 7 x64 embedded OS (using Visual Studio 2008), that would work simply like that: One writer appli...

[2 replies] Last: Yes there are some examples for .NET (C# or VB), but I couldn't find m... (by vecihi)

by bat9998

Need help printing the contents of a string that also exist in a vector

Hi all, For the last part of this problem, if player 2 loses the game of hangman, I need to display the letters they did get right. In order to do that, I be...

[1 reply] : Please use code tags when posting code, to make it readable. http://w... (by MikeyBoy)

by vladeoff

C++ Problem Encountered

Hello, Below is my code for Reading, Finding, and Converting strings from Text file, which is a project to my class in C++. The project is divided into 3 ...

[4 replies] Last: Just sharing to all people out there :D this one really helped my pro... (by vladeoff)

by lanjoe9

assigning to a member from a struct, obtained by []

Hello I'm trying to assign a value to a member of a struct that I called via an overloaded operator. I have the following code for the struct: typed...

[2 replies] Last: Thank you so much!! works like a charm I had no idea how to express i... (by lanjoe9)

by alee4408

Reading A Binary file into a vector

My program writes a vector to a file in binary. I want to erase the vector, then read the file to repopulate the vector then display. Basically I want to era...

[7 replies] Last: Sorry about posting twice. Thank you. EDIT: I forgot to put the push_... (by alee4408)

by bat9998

Need help using isalpha with string coverted to char array

Hi all, I am new to C++ and I have a two player word guessing game working well. However, I would like to be able to validate whether the word entered by playe...

[2 replies] Last: Thanks! This worked perfectly. I have implemented it in my code. Huge ... (by bat9998)

by graniti

plz help,i'm beginer in c++

Hello!, Can you help me, with some of these tasks plz Task 1 . Create a program that will define a function named divr that takes two parameters x and y and...

[4 replies] Last: Thanks a lot for the advices. I am going through problems, by bearing ... (by graniti)

by johnmerlino

the value of 8 bytes for unsigned integers

I'm confused about the actual value of 8 bytes for unsigned integers. The below code suggests the value is 13217906525252912201: #include <stdio.h> #includ...

[1 reply] : It looks like you are printing an uninitialized value on line 9; why w... (by Zhuge)

by BruceJohnJennerLawso

Tricky question about i/o streams

Okay, so Im not quite sure how to explain this, so please bear with me. Im running MSVC++ 2010 on Windows 7, working with command line programs. When cin is ...

[5 replies] Last: It's not the program that's doing that, nor is it the IDE that's "addi... (by long double main)

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