Beginners - C++ Forum

by admin

Welcome -- read before posting!

Welcome to the beginner's forum in C++.com! In this forum, users can to talk about any topic relate...

[2 replies] Last: How To Answer Questions in a Helpful Way Be gentle. Problem-relat... (by admin)

by Zolaboony

Console Closing Down (1,2,3,4,5,6,7)

Hi, i am new to C++ and have just written my "Hello World" program. It worked all right but the cons...

[120 replies] Last: It displayed "Hello world" after you pressed Enter. int c is a ... (by Duthomhas)

by SimpleCoder

C++ Filesystem Path Interator Causing Assertion Failure

I'm attempting to determine if the last element in a filesystem path is a certain value by comparing...

[1 reply] : Shouldn't you guard against empty paths: fs::path::iterator itr = sav... (by keskiverto)

by JasonMid

Erase vector items exercise

Hi everyone. I am a student learning C++. I have a the following assignment that I can't get to comp...

[5 replies] Last: lucretia borgese reports again from the nunnery fatuaosa (by againtry)

by CodeNovice01

First 2-D Array (1,2)

Hello again, I have another program which introduced our class to 2D array's. Our book has very litt...

[30 replies] Last: Also, how would I create a function that displays the salesmen that ha... (by CodeNovice01)

by hcool3

Student Report Card

I need some help with a student report card program for school. I am just a beginner and it is prese...

[3 replies] Last: Would someone with experience write some code for me and post it? @h... (by againtry)

by Vijay0753

Function not returning bool value

Given a list of numbers and a number k, return whether any two numbers from the list add up to k. ...

[3 replies] Last: Thank you so much guys! (by Vijay0753)

by goozeberry

Add element to Custom STL Container Class

I am building a RingBuffer Container and I struggling with how I should be using pointers to interac...

[6 replies] Last: ¿how do you distinguish between a full buffer and an empty buffer? ... (by ne555)

by highwayman

Typeid

Ok, so if I remember correctly, typeid returns some sort of char or maybe it’s a string. For now I...

[2 replies] Last: That actually cleared up a lot of stuff lol. Thanks for putting up wi... (by highwayman)

by markyrocks

Ternary expression issue?

Hi. I'm playing around with some simple tutorials that i found online. just so i can get a better ...

[5 replies] Last: If you format ?: like this std::string sloglevel = log_level >= 2?... (by mbozzi)

by hbcpp

Finding the largest element in a vector / array vs vector

I have a school assignment, even though the class teaches C, my teacher said it is ok for me to use ...

[11 replies] Last: #include <iostream> #include <iomanip> #include <string> #include <al... (by lastchance)

by goozeberry

How to write destructor ( unique_ptr<T>).

I am working on a custom container class. My main method runs correctly. Iterating the contents and ...

[6 replies] Last: It seems the object is constructed and deleted correctly. You might st... (by Enoizat)

by begin01

shifting elements in an array

Hi everyone, I know this is a common question, but I've gone through all of the related posts that...

[7 replies] Last: Hello begin01, I understand not being able to change the variable nam... (by Handy Andy)

by spocksRobot

int to string

Hello, so p=11 which is an int. I convert it to a string and I do the following for loop to displ...

[16 replies] Last: > superiority complex much? I apologize if what I said was in any way... (by highwayman)

by pioneer06a

normalization of database

Hi everyone. Can anyone explain to me what is meant by 'normalize the database' and what benefit is ...

[3 replies] Last: Obviously you are supposed to research this yourself. You are literall... (by dutch)

by ema897

AdjMatrix

I'm trying to implement adj matrix, not knowing dimension. Target is to clear a flag using method c...

[9 replies] Last: Can you show the full code and the full problem description if this is... (by dhayden)

by MrIDKWHATIMDOING

I need help in my C++ class.

I am in currently enrolled in a C++ course and haven't taken coding in 5 years. My professor glazes ...

[1 reply] : #include <iostream> int main() { int x = 0 ; // The variable x s... (by JLBorges)

by korede

classes and objects

Write your question here. ave tried to compile my code but the compiler keeps saying error: no ma...

[5 replies] Last: Your class provides only one constructor: class GradeBook { public: ... (by keskiverto)

by TheToaster

Special member function as a template?

I am currently reading a book (C++ Templates: The Complete Guide 2e) that explains that a member fun...

[3 replies] Last: I don't see why converting to volatile enables "better matches" Perh... (by Enoizat)

by newGrl

help! multiple files and "undefined reference to"

Hi everyone, This is a school project. I haven't even started and I'm stuck. There two .cpp fi...

[5 replies] Last: Thank you everyone for the replies!! dutch, you were exactly right abo... (by newGrl)