Beginners - October 2021 (Page 2)

Pointer program that creates a memory map table
 
For a HW assignment I have to use an incomplete program with pointers to create a memory map table. ...
[2 replies] Last: @seeplus cout << setw(15) << "Variable" << setw(15) << "CONTENTS" <<... (by gigacapybara)
the sequence of including headfiles
 
the sequence of including headfiles may affect the success of compilation. and now i am wondering i...
[2 replies] Last: No, the ordering of standard library headers should not matter (assumi... (by Ganado)
help with _getch()
 
Hello! I am doing a work on project, during travelling I use my phone IDE (Cxxdroid) and when I am...
[1 reply] : Both _kbhit() and _getch() are windows functions. How do get it to wor... (by coder777)
the confusion on c library
 
that is the description of c library in the website Reference: The elements of the C language libra...
[3 replies] Last: Right, round also exists in the C standard library, so perhaps it wasn... (by Ganado)
Orphaned process doesn't receive SIGHUP
 
Hello! I have this simple fork code: int main(int argc, char const *argv ) { pid_t p = fork()...
[1 reply] : https://linux.die.net/man/2/getppid Change this line. printf("test,... (by salem c)
by ALNLAA
A little help with switch statements
 
So i have a task : enter N , and a "social score". After which you write N amount of marks, for an ...
[6 replies] Last: Friendly tip: When you say "it doesn't work", tell us specifically wha... (by Ganado)
by acprog
Show the array (nxm) and navigate it with cursor
 
Is there any way for showing a bidimensional array and navigate it using cursor - in console? I m...
[3 replies] Last: It isn't especially hard, but it isn't simple. However, this is my re... (by Duthomhas)
by Jhokuu
[issue] code not reading for loop properly
 
An assignment from school that I'm having a little bit of issues with. The output after the first ro...
[2 replies] Last: #include <string> #include <iostream> constexpr size_t array_size {... (by seeplus)
urgent help with input problem
 
need help urgent. if the user enters y, or Y output = you are enrolled if the user enters n, ...
[1 reply] : The user can theoretically type in bad input, such as "abc", so you ne... (by Ganado)
How can i print argv
 
Hello How can i print all value for argv? Is this code are ok? Doest i need a terminal to see the r...
[2 replies] Last: https://en.cppreference.com/w/cpp/utility/program/EXIT_status (by ne555)
by derpus
Cannot output ansi colour codes with fstream
 
I'm having trouble with the outputting of strings containing ansi codes. #include <windows.h>...
[13 replies] Last: > if anybody could explain to me why using the '\e' in the text file d... (by salem c)
by sito20
Sales_item.h: no such file or directory
 
Hello all, I recently began teaching myself c++ with a book, c++ primer, and I just started with ...
[2 replies] Last: I found a link to a file with the header name on a subsequent page, th... (by sito20)
by jeyc
c++ login system
 
I'm new to c++ and I'm trying to create a login system for my school project this is my code: ...
[1 reply] : welcome! please put code tags around this, edit your post and highlite... (by jonnin)
Can't handle signals after changing process group
 
Hello guys! I have this little code: struct sigaction sa; void signal_handler(int signum); int...
[1 reply] : https://man7.org/linux/man-pages/man2/setpgid.2.html Scroll down to th... (by salem c)
Error trying to use a for loop with input validation using tolower() and .length()
 
*Disclaimer* This is a homework assignment, I asked my teacher about the issue and he gave me great ...
[10 replies] Last: Just keep posting in this thread, starting a new thread is ultimately ... (by TheIdeasMan)
by Jhokuu
Running into a snag with an error
 
so my goal here for this assignment is to re-arrange my array from largest to smallest I'm aware my ...
[2 replies] Last: foo.cpp|50 col 16| warning: unused parameter 'arr' [-Wunused-paramete... (by ne555)
Normal distribution random values sum to 1
 
Hello everyone, I need a small help. I need to generate random values between 0 and 1. They must be...
[15 replies] Last: @ lastchance,no, it is not you, it is me who could not explain the th... (by learner999)
Searching string for a partial string, using structures: displays both 'found' and 'not found' statements?
 
This is for a program that uses structures to store data. customer is the structure that holds data...
[15 replies] Last: Perhaps (not tried): void findCustomer(const string& name) { size_... (by seeplus)
by BigTim
Making a bank account display certain amounts
 
This is my first year taking coding so I'm a bit confused cause I'm currently trying to work on this...
[1 reply] : sorry, what do you want it to do? Explain exactly what you want ... t... (by jonnin)
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