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Beginners - August 2015 (Page 21)

classes (1,2)

when i compile my program I get the following message:redefinition of 'keyWord' as different kind of symbol string Vigenere::keyWord; This is the class I'm ...

[37 replies] Last: Ok, so it doesn't compile at all? (by Lbkulinski)

by Saitac

Can't free dynamically allocated memory?

I have an assignment in CS162 that I'm trying to tackle. I run the program and it works until it gets to "free(aStudent->name);". I also had to turn off _CRT_...

[2 replies] Last: Awesome! I see how that would be a problem. Typos are awsome. Thank... (by Saitac)

by EdWar82

Help please

First off, I am completely new to C++. Currently I am in an online class (CS 161) and the teacher isn't very responsive. I'm not completely understanding every...

[17 replies] Last: Also I know that I am supposed to save the file name into the fileName... (by EdWar82)

by frle

Ternary Search

Alright guys I have a question about ternary search... So the problem is simple, you have an array of integers, actually it looks exactly like this: int T =...

[1 reply] : Okay I solved the problem myself, but is there anything more elegant t... (by frle)

by NerdMan

C++ Array Help #2

Good evening everyone! I just want to take a moment to thank everyone for being so helpful. I've only asked one question (this being my second) but I got fa...

[8 replies] Last: You both have been amazing! Thanks to the two of you, my program is wo... (by NerdMan)

by axxotador

Floating point exception: 8

when i run my program i get the following message: Floating point exception: 8 this is part of my code: string encrypt(string text){ // Encrypts messa...

[1 reply] : Proper indentation: string encrypt(string text) // Encrypts message ... (by MiiNiPaa)

by Blackhart98

Inhertiance error help

I am getting this error in my subclass of Monster. What is going on how can I fix it so the error doesn't show up. It says No matching function from call to Ene...

[9 replies] Last: Thanks it work (by Blackhart98)

by sr123

sorting in class c++

Write your question here. how can we use selection sort in class. For example i have user input for three numbers and I have to arrange that numbers using selec...

[1 reply] : Please don't cross-post. http://www.cplusplus.com/forum/general/171154... (by helios)

by natekelsey

Appending a Vector to a Vector

Ok I know this is pretty basic but I can't seem to understand why this isn't working. This is my test code: test_(b2.to_string() == "01010100"); b2.erase(3); ...

[6 replies] Last: ¿why is it so hard for you to provide your full code? add b, which ... (by ne555)

by chocolatesheikh

Basic Calculator

Hi i am very very new to the c++ and coding world and from one or two videos iv seen the inputs in my code are the only ones that i know of. If you can point m...

[7 replies] Last: This is the best way, I think. #include <iostream> using namespace s... (by progleo)

by thecodeinnovator

Question based on exit(1)

Why is the user not able to view output messages before exit(1); how to rectify this ? #include<iostream.h> #include<process.h> int sum(int &x,int &y)...

[6 replies] Last: To force a stream to write out buffered output immediately, flush it. ... (by JLBorges)

by cCj

Why does this code leak memory?

I discovered that calling typeid seem to cause memory leak but I don't know why. Here is my full source code: template<typename T> const char* getTypeId...

[13 replies] Last: I dont know but I noticed release build memory allocation stays still ... (by cCj)

by bradbeaubien

Random number generator

I'm trying to create a magic 8-ball style program for class. This program meets all the specifications our professor set forth except for this: If an answer has...

[5 replies] Last: Thank you all for the awesome responses! The lookup table really helpe... (by bradbeaubien)

by closed account 1vD3vCM9

Need help with simple databases

Hey, I posted a post already about this, but I guess people didn't saw. So I want to learn how to make such thing, that it reads from an ini OR dll file (do I ...

[5 replies] Last: SQL is 'structured query language'. See https://www.khanacademy.org/co... (by closed account 48T7M4Gy)

by k1589645

How to Create an array of objects?

How to Create an array of objects like this? class student{ private: string name; int x, y; // (x , y Axis) Student Location in class public: student(in...

[4 replies] Last: In array all objects are constructed in time of array declaration. Th... (by MiiNiPaa)

by progleo

OpenGL Ubuntu

I would like to start with OpenGL programming but how should I start? Why shouldn't I use glut, and what should I use then? Extra question: What is Vulkan?

[no replies]

by closed account yR9wb7Xj

Why wouldn't this work? Just curious!

I was playing with my code I wrote and I'm curious why wouldn't this work? I also want make sure the code I just wrote is what the problem creator wanted. From ...

[14 replies] Last: thanks man @ kevinkjt2000 , Put break; between cases so as to no... (by thecodeinnovator)

by MisterWHite

sorting arrays

I was serching for an easyer way to sort array elements form lagest to the smallest. i used to use this, but with many numbers it's just rubbish to rewright eve...

[3 replies] Last: This is actually pretty easy. Actual sorting is dony by simply callin... (by MiiNiPaa)

by Tankid

Searching for a specific value in a file using C++

OS: Windows 10, Visual Studio 2015 I have worked on a code file and got stuck on adding the "search in file" function in it. I want it to Open the file.txt f...

[7 replies] Last: Here's a current solution: #include <algorithm> #include <ctime> #i... (by Duthomhas)

by Exor01

I dont know what to put next. The question is in the context

Create a program that would compute for the grade equivalent of two students who just took an exam in Math, Science and English. Your program should consist of ...

[no replies]

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