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General C++ Programming - February 2016 (Page 5)

Problem with Function - Crazy Error message

Hey guys. I just started learning about functions in my class recently. I've been getting some really strange error messages when I try to compile. I can't even...

[3 replies] Last: It's some kind of bug or installation problem in your standard library... (by helios)

by TheCoolest2

Hello. Need assistance in inserting end of linked list

Hello everyone. I've started data structures this semester, I wasn't expecting to but had a sudden schedule change. I haven't touched c++ in a while so forgive ...

[5 replies] Last: Thanks. So if I understand, we are checking if we are at the root node... (by TheCoolest2)

by technologist

how to retrieve element "number"

In the code below I can print members of elem (.x .y). How do I print the index number (for lack of better words)of elem itself (similar to index of a normal ma...

[11 replies] Last: Thx all... (by technologist)

by Mazino013

Fibonacci Series Help!!!

I am new to programming and I wrote a c++ program that fills a one dimensional array with the first 50 Fibonacci numbers. How do I then print out the numbers in...

[1 reply] : Do you think you could provide a compilable code snippet that reproduc... (by cire)

by JonTelep26

const with operator overloading

How would I approach overloading == and != with the following function headers: bool operator == (const Friend& other)const{ return ((other.name == name)...

[1 reply] : Look fine, except that you forgot a closing parenthesis. (by Peter87)

by JonTelep26

Overloading >> operator as non-member function

How would I be able to overload my >> operator with the following header: std::istream& operator >>(std::istream& ins,Friend& f){ //ins >> f.name >> f....

[1 reply] : you need to make it a friend. or add appropriate getters/setters. (by Yanson)

by Sid123

Shortcut to brute force copy paste?

Hi, this is our first time creating a GUI as we have previously only used console applications. We have a lot of push buttons(81), and would like to read the te...

[1 reply] : Do not doublepost. First thread: http://www.cplusplus.com/forum/begin... (by keskiverto)

by Smolundo

Getting rid of white space in string loops

Hi, i'm fairly new to programming and have to create a program where the user inputs a word, it is then outputted in the 11th column of a 20 column grid of rand...

[2 replies] Last: Thank you! (by Smolundo)

by gabehcoud

How to declare arrays from existing class attributes?

It is showing error in array declearations a and b...Any SOLUTIONS??..Assume that i shall do work after array declaration. #include<iostream> using namespa...

[2 replies] Last: I would recommend to store only one matrix per class and create 2 matr... (by Thomas1965)

by EvaUnit01

Find the Errors

Hello Everyone, So for my C++ class, the teacher gave this out as extra credit. There are 5 errors in this code, we have to find the errors but we cannot mo...

[1 reply] : strcpy_s missing parameter numberOfElements. (by Thomas1965)

by theotherguy8883

New Project

Hello I am having more trouble with programming this one is with structures. I need to Write a program which uses a structure having the indicated member names...

[2 replies] Last: // ConsoleApplication10.cpp : Defines the entry point for the consol... (by Kinyo356)

by HobbitTrackstar

Evaluating a Postfix expression

I am trying to make a function that can evaluate a postfix expression, returning the string "invalid" if it is not valid or complete. This is the code I have, b...

[4 replies] Last: https://en.wikipedia.org/wiki/Reverse_Polish_notation (by WakeofMisery)

by kaitlin

writting the quadratic formula using cmath

hey guys help me write the quadratic formula using cmath

[2 replies] Last: Should also take a look at <cmath> It basically gives you everything ... (by YFGHNG)

by geezer12

Dynamic Arrays: Need Help Copying One Array To Another One

Hello, I have to create a program that uses the ‘new’ operator to create a dynamic array in heap of the program. The program creates and populates its ...

[2 replies] Last: Hi, It might be a good idea to surround your code in tags. This h... (by Little Captain)

by Sany1984

c++ builder and export dll function name chaos

Hello Guys, I have a Problem, i have this example Code: // dllmain.cpp : Defines the entry point for the DLL application. #define WIN32_LEAN_AND_MEAN ...

[6 replies] Last: Did you leave, as in maintain, the "extern 'C'" bracket in your code? (by Computergeek01)

by Piusogs

help on list of mordern c++ libraries

please help list of mordern c++11 libraries api and frameworks. Please I want something easy to use pls the list should include gui networking {http/ftp} utili...

[3 replies] Last: tnx for the reply (by Piusogs)

by crumby1

Display '>', '<', or '=' in between numbers

Given five integers as input, display each in the order entered by the user with the character '>', '<', or '=' in between each pair of numbers that accurately ...

[2 replies] Last: If you had int sgn(int x) that returned -1, 0, or 1 depending on whe... (by dhayden)

by zerophase

Distributing dll, using boost.

I'm writing an application using the Unity game engine. There's some com port code in there, and the C# com port code was significantly slowing the application ...

[8 replies] Last: I'm guessing that when Unity builds the dll, into the executable it's... (by helios)

by okay412

Stack & Palindrome

I want to use stacks to test whether the input is a palindrome or not. Right now, for the input, I'm just using a six letter word, eg. abccba. What I need to ...

[1 reply] : Your program is far too complicated. All you need to do is get a strin... (by Thomas1965)

by JUAN DENT

Microsoft Visual Studio 2015 marks as an error

Hi, What did not trigger an error in Xcode 7.2, triggers the following error in Visual Studio 2015, update 1 : "'constexpr' is not valid here" the apparent...

[6 replies] Last: The other user: http://www.cplusplus.com/user/Gustavo_Woltmann/ Th... (by TheIdeasMan)

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