General C++ Programming

by admin

Welcome to this board!

Welcome to the general programming forum in C++.com! In this forum, users can to talk about any top...

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by ocKiNOsIi

using classes for calendar helper

looking for help on this code I have no idea how to continue from this point #include <iostream> #i...

[19 replies] Last: On line 46, If count is zero the program attempts to access memory b... (by mbozzi)

by resabzr

array of pointer

In the following piece of code, I have a problem of reading memory. When assigning value to adjncy I...

[4 replies] Last: Thanks for you explanation. I got it. (by resabzr)

by volang

I need a corresponding solution in C++ for an OpenSSL command

In tls.ulfheim.net , there is a section called "Server Encryption Keys Calculation". If you open it,...

[3 replies] Last: Is it only HMAC-SHA256 that's happening here? I guess you should kno... (by kigar64551)

by resabzr

Metis for finite element triangular mesh partitioning

I am trying to use Metis to partition a finite element mesh. however, In the metis manual I read som...

[5 replies] Last: backwards eptr = {0, 3, 6, 9, ..., 3*18}; size 19 (elements + 1) eind... (by ne555)

by ocKiNOsIi

recursive (1,2)

could someone explain how to do the recursive portion on this #include <iostream> #include <iom...

[27 replies] Last: Its hard to describe, but I prefer iteration unless the recursion is u... (by jonnin)

by Reddevil1003

memory mapping

i am trying to map an exe file in memory than write to its text section and than write it back to di...

[7 replies] Last: I suspect your actual problem was not with the memory mapping itself... (by kigar64551)

by annolliwohe

knapsack problem

Hello I found this code on a website (https://tfetimes.com/bounded-knapsack-problem/) is it possibl...

[3 replies] Last: @162, 165, 179 ... you need to go back over this. (by jonnin)

by pika77

howw to pass user value using same variable between function to function

/* Given the following C++ program, #include<iostream> using namespace std; int main() { in...

[1 reply] : Refernce is like this: void input(int& num1, int& num2); // Note: & ... (by coder777)

by anelhinata

Points

Write your question here. You are given n points on the euclidean plane.Sort them firstly by x co...

[2 replies] Last: #include <iostream> #include <vector> #include <utility> #include <al... (by lastchance)

by rthenamvar

Understanding pointer to a vector of pointers code

(I didn't write this code. This is an existing piece of code from UC Berkeley's parallel algorithms ...

[2 replies] Last: or, you misread it. new works like this: pointer = new type; //one it... (by jonnin)

by saltyyyyy

cannot display output

in this code, I need to write and always update the file, I had done this part, but I try to display...

[2 replies] Last: will work on it! thank you! (by saltyyyyy)

by volang

Namespace conflict

I have "using namespace std" in my project. At the same time I'm using bind() from winsock which is...

[1 reply] : https://stackoverflow.com/a/15260456 note that the template argument i... (by ne555)

by malibuwiley

"No matching function for call" error in linked list

I'm adding a copy constructor and overloaded assignment operator to a linked list header file and im...

[2 replies] Last: the compiler can't read your mind. you haven't defined a constructor f... (by ne555)

by mzimmers

initializing const char array

Hi all - This isn't purely a C++ problem, but it could arise in a C++ program. I'm working on ...

[8 replies] Last: You're really not providing enough information to get any meaningful a... (by jlb)

by Flashbackvideoman

Server Certificate Invalid or not present error

Using Borland C++, I need to create a small app that gets some info from a PHP file on a remote site...

[no replies]

by Anthony Appleyard

Difficulty renewing my Visual C++ compiler

I have had use of the Visual C++ compiler for very many years. Today for the first time after some y...

[7 replies] Last: Thanks. Revising my program for the 22 compiler has proved to be a lon... (by Anthony Appleyard)

by nuderobmonkey

invitation to hunt_the_wumpus refactoring

I have re-coded the console based game Hunt_the_wumpus, just for fun. There I had several considerat...

[13 replies] Last: Attempted this myself, obviously it's heavily based on @nuderobmonkey'... (by mbozzi)

by saltyyyyy

sorting and display char array

I had compile my code, it shows no error, but I cant see the correct output. I think there is someth...

[8 replies] Last: Thank you, everyone! I had solved it! (by saltyyyyy)

by Anthony Appleyard

Compiler incompatibility

I wrote a Visual C++ program which in an .h file had the lines char*charnames ={"00", "lbutton", "r...

[6 replies] Last: The compiler settings are set to use wide-char as default (hence the W... (by seeplus)

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