General C++ Programming - C++ Forum - October 2018 (Page 7)

by adam2016

pointers factorial

hi guys, I am using the GMP library to try and make a factorial that deals with very large result...

[9 replies] Last: The following makes a char array of size 1 initialized with the value ... (by tpb)

by AvengerLB

Need Help with GCD Program

Write a program (with well written comments and explanations) to implement the extended Euclidean al...

[2 replies] Last: c++ already contains the gcd algorithm, you can just call it (does the... (by jonnin)

by Graindor

Receiving strings in C++ from Python (JSON)

I'm trying to send boolean values through sockets from Client(Python) to Server(C++). So I have u...

[2 replies] Last: Thanks Repeater for the reply. Regarding your question, Yes, I'm send... (by Graindor)

by primem0ver

Use of templates in external libraries

It appears there is a gap in my understanding of templates in C++. I have a recent post where the u...

[12 replies] Last: Correct. Template classes should all be in the header. As we've alre... (by MikeyBoy)

by volang

Sockets/Server security

Hey. Hope you are feeling well. I've been playing around with sockets for a while now. It's star...

[3 replies] Last: Great stuff here, thanks. (by mbozzi)

by closed account DEhqDjzh

Which is better ?

Let's say I have a Game class which has gameloop function. What I want to ask is it better to dis...

[3 replies] Last: Thanks, @jonnin I usually close this topic after a great answer like t... (by closed account DEhqDjzh)

by dimenhendrix

PROCESSING A LINKED LIST RECURSIVELY

C++ Project 4 DESCRIPTION Design, implement, test, and document a C++ program that reads an in...

[2 replies] Last: Use a for loop to iterate over a list. It makes the code much easier... (by dhayden)

by adam2016

GMP using big numbers

Hi guys, so I came across a problem,the problem is quite common.When getting the factorial of a n...

[5 replies] Last: thanks Jonnin, that makes sense,so is there any compiler flags I can ... (by adam2016)

by ToeMater

What are some recursive algorithms everyone should know

For example Binary search, a recursive algorithm that most programmers know, what are some other ex...

[5 replies] Last: filesystem traversal fractals (by lastchance)

by JM567

Opening file using user input

Hello! I am writing a code for a checkers game and I need to give the user the option to either star...

[11 replies] Last: Thank-you for posting your entire code. Now we can see that the locat... (by doug4)

by chrichri

fill buffer (1,2)

i have this code but i don t understand why my code crashhh #include <vector> #include <string> #i...

[20 replies] Last: I would add some logging to see the flow of the program and the values... (by Thomas1965)

by JpCoder

OpenWatcom and getline()

Hi. I'm completely new to C++, and due to my job, I need to start learning it. I decided to use Ope...

[3 replies] Last: Thank you for your suggestions. We end up giving a try to Dev-C++. (by JpCoder)

by Graindor

C++ Socket Programming sending structure

Hi there!! I was trying to send a structure through sockets and I was having these problems: 1. I w...

[3 replies] Last: The simpliest way to transmit the data is string using stringstream. S... (by coder777)

by les818

Do while Loop

I am needing help creating a do while loop where the first thing is to create a customer number that...

[2 replies] Last: If you only want to do a do while Loop, it can look like this: do { ... (by LajosOnly)

by ad5xj

Dereference operator

This sounds like a newbie question but I need to ask. Can you explain the difference between: ...

[7 replies] Last: ...perhaps. But perhaps the question doesn’t have anything to do wi... (by Duthomhas)

by stav

Explanation of opengl32.dll ?

Hi, i just tried to compile my opengl program by linking with glfw and glew but it gave me an und...

[1 reply] : Haven't used it in a while but I remember having to add 4 or so .lib f... (by jonnin)

by parallx

Alternative for getline()

Hi I'm curious to see if someone can give me an idea for an alternative to getline() for readi...

[7 replies] Last: thanks all, I got it work as I wanted :) (by parallx)

by EMA833060

it keeps telling me to declare val but idk what im missing

#include <iostream> #include <ctime> #include <cstdlib> #include <valarray> using namespace std;...

[1 reply] : I don't know what this is: val seed=let val m=Date.minute(Date.fromT... (by helios)

by usingdeque

Reusing a deque

In a long running program I want to fill a queue with millions of data points periodically. Data poi...

[1 reply] : std::deque<> allocates memory in chunks: As opposed to std::vector,... (by JLBorges)

by primem0ver

Error linking when inheriting generic/template class

I am writing a object management library that is meant to service objects in different libraries wit...

[16 replies] Last: A static data member needs to be explicitly instantiated. The whole p... (by MikeyBoy)

General C++ Programming - October 2018 (Page 7)

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