C++

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Beginners - August 2022 (Page 3)

Hi, I have read two previous posts on this forum about coding a Book Cipher in C++. I am very very new to C++ and have a lot of trouble trying to figure out a f...

[13 replies] Last: Yes, thank you have been so much help! You are the best!!! (by d3sousa92)

by raijin011321

C++ function array

C++, how do I add function where it can find the mean/med of an array? Please check my code, it gives me wrong output in the median function. #include<...

[3 replies] Last: You don't say what you are being asked to do. However, the class name ... (by seeplus)

by ninja01

Dynamic allocation and functions

Consider the sippet below: char *func(void) { char *str = new char ; str = 'a'; str = 'b'; str = '\0'; return str; } int main() { ...

[16 replies] Last: Thank you all for contributing to this topic, I learn so much from you... (by ninja01)

by lokeshjoshi

New to learn Cpp

Hello everyone i am in the First Year of my engineering and new to learn Cpp Programming language, can anyone please suggest me the best books/tutorials and als...

[8 replies] Last: My first book was a Sam's Teach Yourself & I love that book. The previ... (by CodeChaser)

by IHaveSmallBrain

The worst case of quicksort

I have searched online about when will the worst case of quicksort happen, but there are many results like: 1. When the pivot is picked randomly. 2. When the p...

[6 replies] Last: Thanks everyone for the detailed explanation ! (by IHaveSmallBrain)

by sixpepper

I don't know why this isn't working?

Write your question here. #include <iostream> #include <string> using namespace std; // Write performOperation() function declaration here double ...

[6 replies] Last: if (op == "/") return numberTwo ? numberOne / numberTwo : !(std::c... (by seeplus)

by IHaveSmallBrain

I don't understand recursion in binary search tree

I have program that print the nodes of a BST in inOrder() traversal. void inOrder(Node* root) { if (root != nullptr) { inOrder(root->left);...

[6 replies] Last: Thanks everyone ! (by IHaveSmallBrain)

by pnwdino

Program terminating after std::out_of_range while trying to find EOF

Howdy yall, I am trying to count the number of rows in a .csv file however I have repeatedly run into a problem while running it where it will work until the 2...

[8 replies] Last: However, I think the logic is not right for reading the csv file. I th... (by seeplus)

by learner999

Binary Combination of a given N

Hello everyone, I need a small help. I need to store binary combination of a given a positive integer number N in a vector. Say N=2, so I need to obtain first...

[10 replies] Last: using u32 = std::uint32_t; u32 constexpr avail_mask = 0b0001111; // ... (by mbozzi)

by shaefayejem

C++ class declaration

I often gets confused on this as I am reading some of the libraries that I am using in my code and how they are being used. Some classes are declared like Opti...

[8 replies] Last: x = y; x is on the left, in english, its the Left Hand Side (lhs) y is... (by jonnin)

by Tima11

I get many errors when including stb_image.h

Hello, I am working with stb library. This is my texture.cpp file: #define STB_IMAGE_IMPLEMENTATION #include "stb_image.h" class Texture { public: const c...

[2 replies] Last: Oh, it worked. Thanks! (by Tima11)

by Sreiner

Read from ofstream output

Hello everyone, I'm a student of civil engineering in the middle of creating a topology optimization algorithm using C++. My only experience with coding was Ma...

[12 replies] Last: Hello again everyone, I'm overwhelmed with all the replies I got. This... (by Sreiner)

by pistolpete1

visual studios openning code

Write your question here. I am starting a class using visual studios for c++ in windows desktop controls. I did the initial Hello World that all courses start w...

[6 replies] Last: Gee, Geckoo, I did mention there are no guarantees the code would work... (by deleted account xyzzy)

by ninja01

template, files problem

I have 4 files: header.h, header.cpp, header2.h and header2.cpp, like the ones below: header.h # pragma once # include "header2.h" template<class T> class f...

[7 replies] Last: Avoid circular dependency by all means! If class Bar (declared in... (by kigar64551)

by ZachInABear

I need help

Hi there!. I am learning more programming skills. To be honest I already know how to do them, but my emotional skill to sit down and program them is zilch. I ne...

[5 replies] Last: Class and struct are almost identical, the only difference in c++ is p... (by jonnin)

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