General C++ Programming - March 2022

Trying to get the head of a variadic template argument fails
Hi, I am doing something wrong here: template<typename T, size_t Pos, size_t Size, typename...Ta...
[no replies]
by Paul5
Sorting in 2d array
#include<iostream> using namespace std; int main( ) { int i, j, k, temp, temp1,rows,cols ; int a...
[18 replies] Last: BUT you must take care what N represents! Its N^3 (very roughly, kee... (by jonnin)
Recursive use of classes eachother on multiple files
Hi guys, I'm not familiar with this form of programming so I need your advice. I have several modu...
[2 replies] Last: between forward declarations and pointers and inheritance, you can usu... (by jonnin)
Translate an Exiftool command to Exiftool in C++
I want to translate an Exfitool terminal command to the Exiftool C++ wrapper code. The command is a...
[2 replies] Last: Also here (by salem c)
pixel conversion (1,2)
I am trying to solve the problem in this link. Any comments?
[22 replies] Last: Thanks everyone for your valuable comments. I am closing this thread n... (by leo2008)
by wqking
I create a little tool to check self contained headers and redundant #include in C++ code cpp-header-checker is a tool that can check C++ source...
[no replies]
A programming Assigment Iive been given
I was given this as a programming assignment and honestly I am quite lost was hoping someone could h...
[3 replies] Last: As a starter, this will read and display the contents of the file (ass... (by seeplus)
MSP430FR6989 CODE assistance
I am trying to write a code that allows an LED to blink 5 times and stop, after pressing a button....
[1 reply] : Please format your post f... (by salem c)
by stav
initializer cannot be of abstract type
Hello friends, i have the following code: struct Foo { virtual void Pure() = 0; }; template <ty...
[6 replies] Last: If you need this, consider incorporating a capable debugger into your ... (by mbozzi)
Exited with return code issue
I'm very new to coding and am trying to do this assignment where all the non alpha characters must b...
[5 replies] Last: Alternatively, you can build a second string and have it replace the o... (by Ganado)
by pixi
Retrieve a cookie using c++
Hello, Is it possible to create a cookie using PHP and then retrieve the same cookie using c++ inst...
[13 replies] Last: @kigar64551 You are certainly right. Security is important. But this ... (by coder777)
The runtime constant declaration
How do we have runtime constant declaration/definition ? Apologize I feel neglectful how it is def...
[1 reply] : You could think of const as meaning "read-only". void foo(int x) {... (by Peter87)
Overloaded function?
Hello, for my code I am trying to run it and make a proper table, but an error pops up saying that m...
[4 replies] Last: Why indentation matters! #include<iostream> //Required ... (by salem c)
what wrong is with these comparation?
do { for(int y=0; y<ConsoleHeight; y++) { for(int x=0, i=0; x<Conso...
[8 replies] Last: > unsigned int *PixelColors = (unsigned int) BufferMemory; I don't und... (by ne555)
BlackJack Project: Skip over unused values in 2D Array
Hello, right now I am working on creating a multiplayer blackjack game, and have made a bunch of pro...
[3 replies] Last: you can set a block to any value with a vector... (by jonnin)
by Cplusc
I am working with two MPI processors and I need to create my own MPI operation and recover the resul...
[12 replies] Last: For (int i=0;i<local2global.size();i++){ global_result +=local_resu... (by Cplusc)
how use VirtualAlloc()?
//.......... RECT d; GetClientRect(HWNDConsoleWindow, &d); int ConsoleWidth = d....
[4 replies] Last: i review the code and now works: void *BufferMemory; BITMAPINFO B... (by Cambalinho)
delete operator in destructor
class MapNode { public: string key; V value; MapNode* next; MapNode(string key, V va...
[2 replies] Last: How does the delete next works and how it deletes the whole list inst... (by Ganado)
by tonic
c++ threads winsock2
Hello Guys, Anyone has a simple example of a Multithreaded Winsock2 server? not the one with select...
[13 replies] Last: YT might be OK for an intro taster to see what it's all about. But wa... (by salem c)
by frek
Pointers and iterators problems
Hi all, Please take a look at this program: #include <iostream> #include <vector> #include <numeric...
[19 replies] Last: Thank you very much JL. :) (by frek)
March 2022 Pages: 123... 7
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