please wait
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by CodeChaser
Class prototype and definition
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| Two-part question. Both of these seem to work and I prefer the last one, can either be used in professional programs? virtual void DoubleValue() const; ... |
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Jan 31, 2022 at 7:18pm
[17 replies] Last: I don't know Rust, but if it compiles to native machine code, then it ... (by Ganado)
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by reflect29
The Trie data structure
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| I'm trying to digest the code from this site: https://www.techiedelight.com/cpp-implementation-trie-data-structure/ I'm currently stuck near the beginning: ... |
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Jan 31, 2022 at 12:26pm
[4 replies] Last: in the page's view source: datePublished":"2016-12-03T04:24:19+00:00" ... (by jonnin)
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by Adalaide
HELP - Menu won't function
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| I have a project for c++ and I am having a hard time getting the menu to work. I have tried so many things and I just can't get it! I would really appreciate a... |
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Jan 31, 2022 at 10:17am
[2 replies] Last: The variables can be defined within block in which they are used. Also... (by seeplus)
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| How to Implement Rule |
| I have this project where we have to take a rule off of this website https://uic.edu/apps/strong-password/ and calculate the number of points for each Column an... |
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Jan 31, 2022 at 9:39am
[18 replies] Last: For VS2022: #include <iostream> #include <cctype> #include <string>... (by seeplus)
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| Get Only Function |
| I have this project where we have to take a rule off of this website https://uic.edu/apps/strong-password/ and calculate the number of points for each Column an... |
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Jan 31, 2022 at 9:28am
[1 reply] : [re-asked from http://www.cplusplus.com/forum/beginner/281986/ ] (by seeplus)
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by janac
iterators, last vs end
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| When I run the code below, I get this error: Expression: cannot dereference end map/set iterator I'm confused about the meaning of last versus end, or d... |
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Jan 30, 2022 at 10:05pm
[4 replies] Last: Lets see: https://en.cppreference.com/w/cpp/algorithm/find template<... (by keskiverto)
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by Typehello
Implementation of Threads
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| There is a program that I am doing on a Parking system in which, I want to implement a background thread that reads data from a file and gives a real-time outpu... |
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Jan 30, 2022 at 9:25pm
[9 replies] Last: hello, you can take a look at this example: https://mockstacks.com/... (by drdavid9)
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by rushadre
Unable to play sound asynchronously in webcam opencv c++ (LINUX)
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| Im trying to play a sound in C++ opencv webcam. What I have tried : Webcam in opencv,C++. It play a wav file but since ive added "&" , therefore it keeps pla... |
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Jan 30, 2022 at 5:35pm
[1 reply] : https://www.cplusplus.com/reference/future/future/valid/ int play (... (by salem c)
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by memepapa
better way to print out returned vector?
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| My fundamentals are still shaky and i need advice on better/simpler ways to print out the results. with reference to code below twoSum returns v, which is ... |
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Jan 30, 2022 at 4:33pm
[4 replies] Last: the compiler hinted that i can use a range-for-loop, which i would re... (by deleted account xyzzy)
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by memepapa
Overloading << Operator
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| I'm studying how to overload the << Operator, as template function at global scope, so I can print elements of the vector by iterating one by one. it's one o... |
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Jan 30, 2022 at 6:35am
[3 replies] Last: thanks, lastchance (by memepapa)
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by Rakib771
Overloading () operator
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| I am pretty sure this is a beginner question. However, all my google searches failed me. So, here I am. To begin, let's say, I have a few function like, t... |
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Jan 30, 2022 at 3:43am
[15 replies] Last: @JLBorges, Thank you very much. This is good enough. (by Rakib771)
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by john98
function does not return the value
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| i just started coding in c++. i wrote a function to approximate pi value in monte carlo method but it does not return the value. #define _USE_MATH_DEFINES ... |
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Jan 29, 2022 at 7:50pm
[10 replies] Last: thank you so much guys for the help. appreciate it. (by john98)
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by whiteW0lf
First Project, Output calculation is very wrong
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| hello I've decided to start coding my first project and I've chosen a currency converter. It seems to be working in regards to no errors, but somewhere along... |
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Jan 29, 2022 at 5:47pm
[2 replies] Last: Variables in programming are not like variables in mathematics. Calcul... (by Ganado)
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by emcp
unsure how to reference my new Factory properly
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| Hi , I am trying to leverage a project which implements connection pooling.. and customizing it for a custom connection type source https://github.com/malikkir... |
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Jan 29, 2022 at 5:34pm
[4 replies] Last: Just saw this. Glad you have a workaround. I wish I knew how to get t... (by Ganado)
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by person5273
I Have No Clue What I'm Doing
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| Fair Warning, this question is a beginner crap fest. My code is completely nonfunctional due to my general lack of knowledge. Please just skip if this seems... |
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Jan 29, 2022 at 4:16pm
[9 replies] Last: I should read up on how include works. https://www.learncpp.com/cpp-... (by deleted account xyzzy)
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by guack
's_size' is not a type
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| #include <SFML/Graphics.hpp> #include <SFML/System.hpp> #include <SFML/Window.hpp> #include <iostream> class Snake{ int length = 1; fl... |
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Jan 28, 2022 at 11:19pm
[15 replies] Last: @seeplus @coder777 now it is happening with snek_head.setFillColor(sf:... (by guack)
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by pixi
Protecting files on a CD
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| I am new to C++. I have created a ppt application that uses mp3 sound files and jpg images. Can I use C++ to create something like a container on a CD that wo... |
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Jan 28, 2022 at 4:27pm
[2 replies] Last: Search for copy cd protection on the internet. There's a couple of way... (by seeplus)
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by Codeman23
Calculator problem
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| Write your question here. Why isn't my code going through any other of the if else, it only does if then cuts 0ff and gives me the answer for that [int main(... |
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Jan 28, 2022 at 3:26pm
[3 replies] Last: PLEASE learn to use code tags, they make reading and commenting on so... (by deleted account xyzzy)
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by memepapa
Not compiling properly using G++
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| I was trying to compile this using my mac terminal g++ -std=c++20 Recursion.cpp and i'm getting the following error Undefined symbols for architectur... |
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Jan 28, 2022 at 4:12am
[16 replies] Last: I compiled and ran @OP's program using terminal on my macbook without ... (by againtry)
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by nycmcc27
Advice for reading and writing files
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| I am wondering if it is possible to read in values from a previous text file that has a string (one word) and an integer(example: Lima 77) on each line, and the... |
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Jan 28, 2022 at 3:03am
[5 replies] Last: Some pedantic-ness: I always write floating point literals with digit... (by TheIdeasMan)
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