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Beginners - November 2018 (Page 12)

regular pointer vs pointer to an array

what is the difference between "int* p" and "int (*pa) " in regards to point to an array int arr ; int* p = arr; int (*pa) = arr; ...

[4 replies] Last: thank you all for the input (by Bentz)

by jbjakarta

Help with string find() loop?

I am asked to use the find function for a string to find the number of blank spaces in string input. However, this program does not give the correct answer. Can...

[1 reply] : You problem is that using i as an offset in find(...) you will find th... (by coder777)

by l0k1

Undefined reference to vtable for screen logger

So im working on an assignment for school and i keep on getting an error that says: undefined reference to vtable. I already tried defining all my virtual func...

[4 replies] Last: Thank you kbw! (by l0k1)

by Zivojin

Changing array of class

Hi!I want to change array of integer in array of elements of other class. class Vector { private:int *vector; //i want to change this array int dim;...

[10 replies] Last: Thank you very much for all of yours answers. (by Zivojin)

by sciman777

Code won't make text file?

A while back I got into file stuff in C++ and it was working fine, like I've made small programs with it, but now my code won't work! (This is new code that I h...

[2 replies] Last: > Doesn't the quotations tell the compiler to make the text file at th... (by JLBorges)

by Madelaine

Suma de matrices

Podrian ayudarme a encontrer que está mal en el código por favor, al momento de copilar no salen errores pero cuando lo ejecuto no sale nada en la funcion que...

[1 reply] : #include <iostream> #include <iomanip> #include <vector> #include <c... (by tpb)

by samtheman

A few lines of the TicTacToe game:

cout << "Invalid move "; player--; cin.ignore(); cin.get(); } i = checkwin(); player++; } while (i == -1); board(); if (i == 1) cout << "==>\aPlayer ...

[1 reply] : Hello samtheman, Based on what you have "i" is being set to the retur... (by Handy Andy)

by Kreons

Help with Deck Shuffle Program

I'm trying to figure out why my sort function from the Player class doesn't work. Any suggestions will help. My sort function uses an overloaded "<" operator fr...

[8 replies] Last: You have some fundamental problems. You declare Card arrays in Player... (by tpb)

by southconnor

Help with Game

Hi there, i have recently been trying to build a slot machine that emulates the wheel actually spinning. For example i would like the characters A B C D E to r...

[6 replies] Last: If you need to do multiple lines then you should take Guando's advice.... (by dhayden)

by BruhImSkill

Having trouble with passby value

#include <iostream> #include <string> #include <iomanip> using namespace std; //*******************************************************************************...

[3 replies] Last: Hello BruhImSkill, PLEASE ALWAYS USE CODE TAGS (the <> formatting b... (by Handy Andy)

by Tduck

When to use stacks instead of a vector?

From what I understand stacks are just vectors which can only be operated on from one end. Vectors, on the other hand, are versatile dynamic arrays, which you ...

[1 reply] : I asked a question similar to this when I was newer. The answer prett... (by Ganado)

by natewill2

Keep getting 0 for the area of a rectangle HELP!

Everything is working fine and the program runs, the only issue is I keep getting 0 for the area when it does the calculation for rectangle. Can someone point ...

[4 replies] Last: Your indentation could use some work. I suggest always using spaces in... (by tpb)

by mparkin

Container Class

I need help creating a container class for this code so I can then modularize it. Any help is greatly appreciated!! Below is what I have written so far without ...

[4 replies] Last: I'd start with "multiple modules to organize your code". (by jlb)

by bored622

Need help with my craps game.

Just having issues with my Craps game. I have the game working but how would you go about having the game ask you if you'd like to play again. From what we were...

[4 replies] Last: Hello bored62, When I adjusted your program I found that the while lo... (by Handy Andy)

by ramdinca

C++ Windows application start guide

Hi guys, I am trying to learn C++ and making some assignments to gain more knowledge. Found this challenge: Make a graphical transmitter application through ...

[3 replies] Last: Next you need to compute the velocity of the rocket ship. ... Ok, I ... (by jonnin)

by faidi

Having to input twice in a loop (C++)

Hello! I'm a new user here, please forgive me for any future mistakes that i will do. I'm trying to create a program (based on an exam question as an exercise) ...

[2 replies] Last: Hello faidi, I will try to explain what keskiverto is saying. You ne... (by Handy Andy)

by TheDomesticUser2

constant constructors

Hello. In my program, I am trying to define a constant variable through a constructor, but it returns an error. Do I need to somehow make the constructor a cons...

[4 replies] Last: I think the point here is that it needs to be initialized in the memb... (by MikeyBoy)

by rajhansk

I want to input entire dictionary in excel or notepad to run string algorithms

Hi there, I want to take Dictionary or few thousand words as a input in excel file or notepad file. How do I do it? I want to run few algorithms. can anyone...

[2 replies] Last: A text file containing over 466k English words... https://github.com/... (by closed account 1vRz3TCk)

by toby1a05

2-3 tree Algorism bug(memory allocation)

i am trying to bulid 2-3 tree insertion function,it seem successfully in the beginning(from 1 to 14),but when i input 15,the output will beocme infinite and the...

[3 replies] Last: thx all of u, i solve it finally. (by toby1a05)

by ryan157

Help with Rational Class Lab

I am having trouble with the main part but the class part is fine and was looked over by my teacher. The 'ToDo's are from my teacher so I need to follow those. ...

[1 reply] : Liners 64, 68 and 72: The way you call a method is object.method(). F... (by dhayden)

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