Beginners - C++ Forum - December 2015 (Page 6)

Ok so I'm currently learning about pointers I have know the basics of them. int x = 5; int *p_x = &x; cout << p_x; //This will be a memory address co...

[3 replies] Last: You use pointers to point. That would allow you to form relationships ... (by ne555)

by hiephoi

Problem with modifying array argument in function

Hello everyone! I've got some experience with Java and C, but I'm very new to C++. Therefore, I guess the answer to my question will be obvious, but I just can...

[10 replies] Last: Your first program was perfectly fine, it has only one error, at line ... (by Cubbi)

by Austinpp

Template Function - Vector of Classes w/ Different Constructors

Hi, first post. I've recently been introduced to templates and am hoping to implement them into a project I am working on; however, I've run into a few problems...

[8 replies] Last: @TheIdeasMan thanks for the input. The initialization list was a val... (by Austinpp)

by xenoviaquarta

vector pushing back problem

no matching function for call to 'PlaylistsManager::PlaylistsManager()' new (from++) T(); ^ why do i keep getting this error? ...

[13 replies] Last: Hi, in my program, i want to disable pushbacking a PlaylistsManager ... (by TheIdeasMan)

by NotACSStudent

Promoting The User To Enter A File Name

Hi there. I'm need to C++ so I hope everything is right so far. I basically need help promoting the user for a file name and opening the file name. I don't know...

[3 replies] Last: What does open file f mean? In everyday language, compare it with op... (by Chervil)

by NotACSStudent

Opening a Stream?

I need help opening a stream. Sorry. I'm new to C++. #include <iostream> #include <fstream> using namespace std; int main() { cout << "Hi there. Ple...

[2 replies] Last: What does open stream s mean? (by NotACSStudent)

by Crthomas

Double Stack HW

I have a HW on the dynamic allocation topic that involves a double stack. I dont really understand the assignment so here is the Q's, the .h file, the .cpp file...

[6 replies] Last: is this right?? No. And you know it isn't because it won't compile. ... (by cire)

by DrJones

Workaround using switch case

I am having a switch case, in which should trigger on a value.. The idea was that when the double lies in between a certain range, a certain case should be exec...

[5 replies] Last: ahhh! thanks moose! t should have been t1 :).. (by DrJones)

by nameishi

Hard coding? what is it?

Thank you for your assistance. I am trying to understand what hardcoding is. and is it good? I am being told I am always trying to hardcode, is there an easie...

[1 reply] : You've already asked this question in another thread (where I've just ... (by MikeyBoy)

by GTHell

Can't define a class "sales_item.h"

I've been looking thru the internet and can't find a solution. I'm stuck in C++ primer book chapter 1, 1.5.1 Program won't run #include "Sales_item.h" wit...

[3 replies] Last: The error message means that the file "Sales_item.h" doesn't exist. Wh... (by jlb)

by biLmLik

garbage with correct output

code is compiling correctly problem is with the output the division = result + garbage is showing I tried a lot but that garbage is not removed.compile & see re...

[6 replies] Last: buddy !!!! you are too good........ (by biLmLik)

by c2po

array size unknown

Hello, I'm new to c++ and compiled languages in general..I made a mistake that did not result in a compile error (or execution error) and I was wondering why. I...

[8 replies] Last: Thanks again Chervil...very helpful! (by c2po)

by jamesfarrow

nested for loops

Chaps I am stuck with a nested for loop exercise. Basically if you run my code I need to print mirror images of the 1st two. I have tried allsorts and I simply ...

[1 reply] : Sorry I forgot to mention the mirror images have to start with spaces.... (by jamesfarrow)

by cb32

replacing text on same line by inputting a or d

I'm trying to create a game that is sort of like space invader. I've made the UI and I want to start working on the movement of the spaceship. what sorts of cod...

[1 reply] : that's easy, is your UI created from array? show some code, we will ... (by xenoviaquarta)

by qishuhao

what does const rvalue mean?

Hi, i can understand the term lvalue,const lvalue, lvalue reference,const lvalue reference,rvalue, rvalue reference and const rvalue reference, but i can't unde...

[5 replies] Last: i appreciate all your comments @Cubbi Thank you very much for your ... (by qishuhao)

by hiephoi

Errors in header file

Hello everyone! I just started learning C++ and I've created a header file (generate_input.hpp) to use in two source programs (generate_input.cpp and generate_t...

[2 replies] Last: Thanks a lot! It works. :) (by hiephoi)

by Makenda

Help I dont know where to download C++

Hello i have an account and want to learn to code, hack, ect im a huge gamer but where can i downlosd C++!!

[5 replies] Last: A good book always helps too : http://stackoverflow.com/questions/3882... (by ephraimr)

by ratfus

Pointers, confusing little monsters

Why does a pointer to this memory location always have the same address? Shouldn't a different array number have a different pointer address or is an array sim...

[3 replies] Last: As Yanson said, line 12 should be cout << B << endl; (by chicofeo)

by nct

reading file ,searching word and storing the values corresponding to that word into arrays

hey guys i have a file in following form TIME= 0.00 9.00000 -0.67000 6.57270 9.00000 -0.65029 6.37938 ...

[3 replies] Last: How you read the file depends on the format of the file and what you i... (by jlb)

by kamilhassaan

how do we compare multiple arrays and print the largest number?

I want to make a program which compares the indices of 3 arrays and then display the largest number amongst them. How can I make this? #include <iostream>...

[5 replies] Last: OP made the post before mine that said this: this should be the outpu... (by booradley60)

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Beginners - December 2015 (Page 6)