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Beginners - April 2019 (Page 8)

forward_list.erase_after seems to return an iterator to the erased element?

I am learning C++11 on my own using C++ Primer. I'm supposed to write a program using a forward_list<int>. The program should iterate through the forward_list, ...

[7 replies] Last: No problem, and thank you for showing me the before_begin method w... (by Peter87)

by ICantC

std::forward_list erasing

I'm used to working with vectors but I'm trying other data structures for fun, below I am trying to remove an item in a forward list, it doesn't have erase, onl...

[6 replies] Last: I just learned about before_begin() which allows us to simplify the ... (by Peter87)

by calioranged

Passing Member Function as Parameter to Another Member Function

I want to be able to pass a function as a parameter to another function within a class. In the example below, I want to pass 'Function_2' or 'Function_3' into...

[2 replies] Last: Thanks helios that's great! (by calioranged)

by JayGln

Best programming practices

Thank you first for reading my post. I have my final data structure and algorithms project coming up and I really want to do a great job and have this as someth...

[4 replies] Last: These are great suggestions thank you. I do know I am procrastinating,... (by JayGln)

by stoneJax

strlen

I am trying to write a member function that returns the length of a dynamically allocated c-string. I have some code up but it is not correct and I get a warnin...

[3 replies] Last: That was it. Thank you so much! (by stoneJax)

by Abdulahad

Assignment

Write your question here. Create a class called student. This class contains data members for name, roll no, and CGPA of a student. Provide a no-argument ...

[1 reply] : #include <iostream> #include <cctype> #include <limits> int main() {... (by George P)

by timTheToolMan

Implementing polymorphically

We want to allow our pets to communicate, so let's add a public member function to the Pet class called speak(). This should be implemented polymorphically s...

[2 replies] Last: Dynamic polymorphism is done in C++ through inheritance and virtual ... (by Ganado)

by doodoohead01

Trying to convert float to int with type casting operator

Hi, I'm going through the tutorial and I'm on operators. When i enter the code demonstrating the explicit type casting operator and try to print it to the scree...

[3 replies] Last: Okay, thanks! I didn't think about that i should've remembered that th... (by doodoohead01)

by stoneJax

Compare Strings

I have an overloaded < function that is to compare if two c_string objects are equal or not. I get an error saying no acceptable conversion. Can someone point m...

[8 replies] Last: Your'e right it works. I had one line before that, s2 = '!';, to test... (by stoneJax)

by Detslibli

Population estimator, for loop not adding to variable and file is empty

For a class assignmet I have to make a population estimator. Here are the specifics: In a population, the birth rate is the percentage increase of the popula...

[2 replies] Last: Yes, this helped me, I found out that I had File instead of file insid... (by Detslibli)

by daisy3713

Trouble writing files

I can get it to build but it wont run. what am i missing. Put the code you need help with here. //Specification: Append and display records in a addres...

[1 reply] : You're missing and ending code tag! I laugh at my own puns. Anyway, i... (by zapshe)

by Myro

Adding emp.totpay together

So I'm trying to finish this code up I have one function to complete and that is to add up all the employee.totpay together to return a value, that is then disp...

[3 replies] Last: got it double Payroll(incomeInfo employee , int NUM_EMPS) { doubl... (by Myro)

by stoneJax

Constructor

I am starting a new project on classes with dynamic memory and I am trying to make sure that I correctly understand the set up of the constructor. The instru...

[5 replies] Last: stoneJax wrote: I am not sure of the differences between, or how... (by anup30)

by lost110

Operator overloading question

Hye so this is a code which I found on the internet.We have to add, subtract multiply rational numbers but with operator overloading. I am not getting what he ...

[7 replies] Last: Style choice with practical benefit. The public members are introduce... (by keskiverto)

by closed account 9hX8C542

Struggling with c-strings and arrays

The function is supposed to take an output file from the command line input. The function is supposed to output and array of strings one character at a time ver...

[2 replies] Last: The function "verticalWords" at the bottom doesn't have the same param... (by zapshe)

by gjur99

Structures with arrays help!

hello! i wrote this code, but i am having some issue with fiding the higiest value stored in p .points_scored corresponding with the player who scored it. but I...

[4 replies] Last: //find the player with the highest score Is the function meant to... (by Repeater)

by cloudsdale

Sharing objects between functions

Sharing objects between functions Hello. I made myself a class for storing textures and loading them from files. It's quite a simple class. Internally it ...

[7 replies] Last: Good luck. Hope you find what you're looking for. (by Repeater)

by Harry792

D&D initiative tracker program

I been trying to make a program for my charter and I got it all down so I can just type in afew words to look up states or spells but now I wanted to add a comb...

[3 replies] Last: yes, I get it. I would store all the players in a vector. roll/ co... (by jonnin)

by redfury

Problem in making operator overloading function a friend of class

I am trying to create a program which will have two classes of rational and complex numbers. I made two global functions for their addition and then made those ...

[3 replies] Last: When confronted by a list of errors one line of attack to fixing them ... (by George P)

by PistolPete10

need help with a input function

I need help, I have the whole program written I just need a function where it asks the user to pick 3 of the 5 cars and compares them, like what I have. It comp...

[5 replies] Last: Heh, I really do need coffee and lots of it. The comment at line 40 I ... (by George P)

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