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by cbriggs25
Help with a C++ Project
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| Hi! I am pretty behind in my c++ class and trying to finish a lab. The instuctions are below. I'm not looking for a whole coded answer because I want to learn i... |
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Sep 16, 2021 at 11:45pm
[3 replies] Last: Thank you! You helped me and I figured it out :) (by cbriggs25)
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by suslucoder
How to get variable to linux command from config file?
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| Hi everyone. I have a code script that deleting unused logs. I have this function for it. +5 represents the days. I want to get it from outside, from a config ... |
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Sep 16, 2021 at 10:16pm
[4 replies] Last: To avoid security problems, use "/bin/find" instead of just "find". T... (by dhayden)
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by VoB
How to fix the leak in this simple Single-Linked List?
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| Hi everyone, I have the following simple implementation of a Single-Linked List #include <iostream> #include <vector> #include <cassert> #include <algorithm... |
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Sep 16, 2021 at 12:04pm
[7 replies] Last: Ah yes, that for loop is really the classical way to traverse a contai... (by VoB)
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by TinnyMintz
Linked Lists Help
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| I am relatively new to C++ programming and this is an extra problem assigned to me that I do not understand but want to do it so I can learn more about it. Basi... |
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Sep 16, 2021 at 8:44am
[5 replies] Last: You're writing c code for using memory. void add(struct Node** ref... (by seeplus)
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by denver2020
c++ buffer overrun warning error C6386
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| Hi all The program below executes OK but getting one warning C6386 as shown below: "warning C6386: Buffer overrun while writing to 'df.m_Dats': the writable s... |
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Sep 16, 2021 at 5:16am
[6 replies] Last: Still a rubbish attempt at http://sscce.org/ for ( uint32_t f=0;f<N... (by salem c)
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by Cplusc
Vector size
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| I have a function like below, in line 49 the size of p is 6. but when I go inside while loop, when calling MPI_MxV function, p becomes zero and I don't know why... |
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Sep 15, 2021 at 11:02am
[4 replies] Last: Yes, you are right. Thanks (by Cplusc)
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by jnr5252
Turning into a template
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| I have been working on this question for ages and i keep geetting it to the point with no issues, but then it wont complie due to unresolved externals(The worst... |
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Sep 15, 2021 at 1:31am
[1 reply] : #include <iostream> template <class T> struct cpair { T a, b... (by mbozzi)
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by Denvor
How to implement type Auto?
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| Hi, I'm supposed to make a class called Auto with the make model type, etc. I am supposed to have a data member named nextAuto with type auto. This however is g... |
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Sep 14, 2021 at 9:09pm
[7 replies] Last: class Auto{ //your current code without the `nextAuto' line }; class... (by ne555)
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| C++ with Embedded Boards |
| Hi, I am an embedded programmer and I was wondering is it possible to program embedded microcontrollers using C or C++. STM32 works on C language but other b... |
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Sep 14, 2021 at 7:06pm
[7 replies] Last: Do you want to program in C or C++? Your title says C++, the body of ... (by deleted account xyzzy)
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by VoB
Why is this snippet leaking memory even if I use unique_ptr?
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| Hi everyone, consider the following snippet: #include <iostream> #include <memory> int main(){ std::unique_ptr<int> p_to_int{new int{10}}; auto tes... |
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Sep 14, 2021 at 5:37pm
[5 replies] Last: Thanks for that info, I wasn't aware of this! (by VoB)
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| Accessing function from constructing class |
| This may be a stupid question so bare with me. Let's say i have a class called "A" that constructs a class called "B". Can class B access functions or variables... |
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Sep 14, 2021 at 1:33pm
[4 replies] Last: In the snippet you provided, you're fine if you define class B first i... (by AbstractionAnon)
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| Linked List problem in displaying the result |
| I encountered a problem every time I try to run this code random numbers will always appear #include<iostream> using namespace std; struct dataType{ s... |
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Sep 14, 2021 at 1:31pm
[5 replies] Last: #include<iostream> using namespace std; struct DataNode { stri... (by againtry)
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by GroovyJack
Help with processes questions
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| Please help this uses C in conjunction with C++ I am not familiar with how to go about these prompts: " Use the ps, ps -lx, pstree and ps -aux commands to d... |
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Sep 14, 2021 at 4:56am
[2 replies] Last: This has nothing to do with C or C++. It is all about observing the pr... (by Duthomhas)
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by gadi01
Incremented optimization variables depending on data
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| Hi, I have a problem of minimizing a function to optimize variables which 2 of them are depending on number of data point. for example, and for each data point,... |
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Sep 13, 2021 at 11:58am
[13 replies] Last: What I have to add I need your help please (by gadi01)
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by Mitsuru
Does data race of non atomic variable lead to delay?
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| Dear experts As expressed in the title, does delay happen when data race of non atomic variable (normal variable) exists? My code perhaps entails such a delay,... |
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Sep 13, 2021 at 5:38am
[8 replies] Last: I am sorry for my late reply. > helios I appreciate that your theor... (by Mitsuru)
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by ChiX
Frequency Distributions
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| How can I write a program to read a file and out the individual characters in a horizontal bar according to the appearance of each character on the file? |
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Sep 12, 2021 at 7:39pm
[2 replies] Last: Thank you Ganado (6032), I really appreciate your time and assistance.... (by ChiX)
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| Help me about homework (1,2) |
| Write a program that reads a whole number of up to NINE digits and prints it in words. For example, the input 13247 ought to produce thirteen thousand two hundr... |
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Sep 11, 2021 at 5:50pm
[20 replies] Last: Yes, thank you everyone. (by sonnguyen0604)
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by rhamm5798
Nest Classes
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| I am just wondering, when or why would I choose to use nested classes and why not just use composition. I know I am missing something ... Thank You ki... |
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Sep 11, 2021 at 4:41pm
[1 reply] : Look at the first answer to this stackoverflow question: https://stack... (by deleted account xyzzy)
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by Fumagalli
Not able to get current cursor position
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| I'm using ncurses.h to make a simple GUI to my C++ project. I'm just trying to get cursor position when the user click with mouse but I always get the same outp... |
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Sep 11, 2021 at 1:50pm
[2 replies] Last: https://tldp.org/HOWTO/NCURSES-Programming-HOWTO/mouse.html (by salem c)
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| How can i correctly make the definition of class in cpp |
| Hello , I am really new in c++ development . https://100001.link/ I created a class Backend . https://192168101.dev/ In Backend.h I defined a constructor . So I... |
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Sep 11, 2021 at 1:51am
[1 reply] : Show your code. (by TheIdeasMan)
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