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General C++ Programming - October 2015 (Page 7)

I wonder why there is only public member functions there but no private data members? And in line 14. why it is not " void setName(string newName)" ? Her...

[3 replies] Last: Yes. PLEASE USE CODE TAGS (the <> formatting button) when posting cod... (by AbstractionAnon)

by binary3926

Derived class - 'class' was not declared in this scope

Hello, I am receiving an error: "'binST' and 'bst' was not declared in this scope when it tries creating an object from a derived class. I'm not quite sure wha...

[1 reply] : One problem is that you have a circular dependency. b1.h includes b2.h... (by Peter87)

by leeZico

How to do a random word generator?

I have to use a prototype string randomword(int length) with #include <iostream> #include <random> #include <string> #include <time.h> using namespace...

[2 replies] Last: Those generate random strings of letters. If you are looking for some... (by Duthomhas)

by AldenB

Member intializer list error...

class Something { public: Something(string n) :a{ n }, b{ 10 }, c{ 10 } {}; private: string a; int b; int c; }; gives the error: error C2797: 'Somethi...

[4 replies] Last: Awesome! Tyvm! I just discovered VS 2015 existed, I'm updating now. Th... (by AldenB)

by hardwired

Weird output in my code :(

Hi everyone, Could someone very nice please check through my code when they get a chance and let me know why i am experiencing weird output and results when ...

[1 reply] : Forgot to also say, if you are going to run this code, type C or c for... (by hardwired)

by AldenB

Functions with "reference" return types?

example) ostream& operator<<(...) { //... } I don't understand what the reference operator is doing after the return type. Can anyone explain please?...

[4 replies] Last: I see, thank you very much! (by AldenB)

by apomin

Initializing string to a list of int values

#define VAL1 1 #define VAL151 151 // all values are from 0 to 254 char *str = {VAL1, VAL151, 0}; // of course it doesn't work How to initialize a string with...

[7 replies] Last: I plan to use this construction as an element of the structure: struct... (by apomin)

by shija93

Program that sums bigints

Hi guys,im having a class project and i need ur help, i need to make a class called "BigInt" BigInt::BigInt(string digits) in which digits have to be digits or ...

[2 replies] Last: tnx!didn`t know about that command,sorry im kinda new in c++, Do u kno... (by shija93)

by leeZico

How to write a program that reads a content of a file, while using an array.

Hello. I'm still getting used to c programming. I was given an assignment to write a program that reads a file.... "Write a program that reads the contents ...

[2 replies] Last: @leryss thank you! (by leeZico)

by leeZico

How to get rid of global variable from an existing code?

How to get rid of global variable from an existing code? I've written a code and it works. But now I have to get rid of (don't use) the global variable from th...

[3 replies] Last: THANK YOU!!!! @kenmort & @MiiNiPaa (by leeZico)

by DolphinLover55

How to test if a file has valid input

I have written a program which opens a file of integers and computes max, min, average, total. I need to implement code which tests if there is any valid data i...

[1 reply] : #include <iostream> #include <fstream> int main() { // if( std::... (by JLBorges)

by mkb555

Deep copies

I'm very new to pointers and linked lists, so please bear with me here. Each Polynomial object contains a linked list, and each Node of that list contains a coe...

[6 replies] Last: Oops wait sorry, I was wrong. Polynomial is the one with a destructor.... (by mkb555)

by scottyado

void value not ignored as it ought to be

I am making a program with objects and inheritance. I am getting this error: This was working fine until i changed it to use pointers to objects. error: vo...

[3 replies] Last: Thankyou ne555, Removing the * did solve the problem and it makes sen... (by scottyado)

by robertosaanchezz

Game adventure 2

1 #include<iostream> 2 #include<string> 3 #include<cstdlib> 4 using namespace std; 5 struct survivor{ 6 string choice; 7 int society; ...

[1 reply] : case 2 does not contain a statement (by Peter87)

by aeck

Hash Table String value

I am trying to make a hashstring function that: sum the ordinal values of the characters of the variable multiplied by their position in the string (1-indexing...

[2 replies] Last: You might also need a second ( const int ) parameter in the hashString... (by closed account 48T7M4Gy)

by kwnnyo

Saving a row of a 2D matrix in a cell of 1D matrix

Hello everyone! I have this problem here: Let's say that I have this matrix A : -3 0 1 1 2 0 0 1 0 And i want to create an other matrix B with: ...

[1 reply] : it is possible only if you make them whole numbers like - 3 0 1 would ... (by closed account E3h7X9L8)

by robertosaanchezz

Adventure game

1 #include<iostream> 2 #include<string> 3 #include<cstdlib> 4 5 struct survivor 6 { 7 string choice; 8 int society; 9 char string...

[2 replies] Last: Please use code tags to make it more readable. As for your problem, i... (by tallyman)

by mkb555

Can operator overloaders be member functions?

I'm overloading the << operator using the following prototype: friend ostream& operator<<(ostream& sout, const Polynomial& p); But I've found that using the...

[1 reply] : Operator member functions take a reference to object as first argument... (by MiiNiPaa)

by hardwired

Console Play a sound - best method??

Hey all, For an assignment in a module of my degree, I need to write a console application MIDI sequencer. What would be the best method for creating a sound...

[1 reply] : The first link you provide is literally ten years old and the guy in t... (by Computergeek01)

by Altron01

Instances in vector(efficient way)

Hi, i am trying to make a vector that contains 5 instances(Bomba1, Bomba2, Bomba3, Bomba4, Bomba5)and this is what i got. "Personajes->Ingresar_Bomba" put the ...

[1 reply] : The feature you're looking for is called "List Initialization": http:/... (by Computergeek01)

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