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Beginners - March 2020 (Page 6)

Passing reference of an object to function gives error

Hello, I am currently trying to pass a reference to an object to a function. First I get a reference to the vector that stores it vector <Bbox>& bbox_contai...

[2 replies] Last: error: could not convert ‘something’ to ‘bool’ Like in: vo... (by keskiverto)

by LuffyD

How to check for dot in a string

So , i need to check if a string has a dot, if not, the user needs to input until a string with a dot is provided. something like this, the user needs to provi...

[2 replies] Last: FYI the major operating systems all allow files without a dot. Most o... (by jonnin)

by maddimarrone

if and else/if statements not being read

Hi everyone -- I am currently trying to write a program that uses a function to display a greeting based on a time the user inputs in military time. So far I ha...

[4 replies] Last: Hello maddimarrone, PLEASE ALWAYS USE CODE TAGS (the <> formatting ... (by Handy Andy)

by dangerawaits

how to package a project?

This seems like it should be obvious but I am struggling. I have recently made a game with c++ and SDL2 in vscode mac compiling with clang. right now I h...

[4 replies] Last: I will defintitely have a go at this thanks! (by dangerawaits)

by Fredo25

How to append an endline within a vector string

So in my vector string, my program is reading in the line texts from a Constitution text file, and although it is successfully reading in each line, I am unsure...

[4 replies] Last: Hello Fredo25, It would be much easier if you would provide a sample ... (by Handy Andy)

by HelenaMagic

How to configure VS Code for building and compiling C++ by Control-Shift-B?

In C++ in VSCode I wrote a program and when I wanted to configure it I created and configured a tasks.json and c_cpp_properties.json and then command-shift-b d ...

[4 replies] Last: @Learner2, Thank you for the correction. I did not know that. Andy (by Handy Andy)

by mollywhoppinRBG

Help with if/else statements

#include <iostream> #include <string> #include <iomanip> #include <cstdlib> #include <ctime> #include <cmath> using namespace std; int main() { str...

[4 replies] Last: Thanks I just wanted to test out nested ifs. My next one is to to if i... (by mollywhoppinRBG)

by learner1707

How to get notification when removable media(usb, harddisk)is unlocked

for eg i have a usb which is locked with bitlocker. i am looking for some way to get notification as soon as removable device is unlocked by the user?is there ...

[1 reply] : I don't know the internals of BitLocker, but I doubt you can do this a... (by helios)

by Depressed

Advice on Dynamically Allocating data for a structure

Would like advice on dynamically allocating a structures array, so it could be modified with a cin. #include<iostream> #include<iomanip> #include<cmath>...

[14 replies] Last: Remember the static array: const int MAX_INFO = 4; // this is decided... (by keskiverto)

by knxknx

ICAO example

Write your question here. I am needing help using string input and using the switch statement in order to output the Phonetic version of the string entered. Al...

[3 replies] Last: Your first example was exactly what I needed help with, I just couldn'... (by knxknx)

by mycuser

use of auto in function parameters

My throw-away book says I can do this : auto f( auto n ) { return 2 * n; } but g++ gives this error : error: ISO C++ forbids use of ‘auto’ in p...

[6 replies] Last: Heh, true that. (by Duthomhas)

by hmzi123

Tick function

So, i have this code and my tick function doesn't work as i wanted to, how can i change the problem to show 11:00:00 after i input 10:59:59(the ints for hour)? ...

[2 replies] Last: They're dependent conditions, not independent. if ( second < 60 ) { ... (by salem c)

by closed account 1RiLb7Xj

Assistance Required** C++ HW Assignment

//My professor gave me a prompt of some code, however, he only gave me the beginning and the end and the output. The goal is to figure out the missing code that...

[1 reply] : > my professor is not a good resource for questions i bet you didn't ... (by ne555)

by tomato1904

struggling at using erase()

[4 replies] Last: no, not like that at least respect the prototypes let's simplify mak... (by ne555)

by LuffyD

!!!!Core Dumped error,help!!!!!!

Im writing a program that takes different txt files with different data type each, text1.txt is int, text2.txt is double, etc, using templates so i can use the ...

[5 replies] Last: Fix your array bounds, man! They're all wrong. In readDataFile you're... (by dutch)

by highwayman

Uhhh.... Clean... Up.. Code..?

I've been making this little thing(I guess you could technically call it a framework,but it's kinda too shitty for that.) that is supposed to set up a TCP S...

[12 replies] Last: I’m not entirely sure I do do that :/ I’m much to attached to maki... (by highwayman)

by Depressed

Creating a dynamic array for a structure

I would appreciate some advice in creating a dynamic array for my structure so I can manually choose how many students I want to input data for. Here is what I ...

[2 replies] Last: Will check it out thx (by Depressed)

by LuffyD

template error

I need to read from different txt files, that have data of different type, one txt file has int data, other, double data, etc. using templates. For the int dat...

[1 reply] : So, is statsType a template class? Why are you so secretive about yo... (by Enoizat)

by Dee5

Time limit

Lately I wanted some help about this vending machine code though I decided to make some changes to it. The code does the following First input is how many cus...

[6 replies] Last: Look at the loop from lines 70-83. If Change < 0 then the look subtrac... (by dhayden)

by annw3y

Sort function error c++

I have a function sort Sort(vector<int>A, vector<int>B, int n) { ..... and it is works fine. In main program i have int main(int argc, const cha...

[3 replies] Last: None of my comments were about vectors, or about solving coding proble... (by MikeyBoy)

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