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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...
[no replies]
by nasi
vector::_M_range_check
 
Why does this happen my program says that it has no errors but then when I run it and I value sn , t...
[6 replies] Last: You can use the insert function to add elements. The operator and at ... (by while)
by Massi
error LNK2019: unresolved external symbol
 
Dear forum, I’m trying to create a GUI (vs2008 + Qt on win7 x64) that can read line by line PDF...
[no replies]
by jessi
Copy constructor in double LinkedList
 
I am trying to implement a copy constructor for a double linked list.. The program hangs at the copy...
[2 replies] Last: After a quick look at copyList... 1. what happens to the node created... (by andywestken)
Having Trouble with C++ assignment
 
So, I am trying to code this program. Below is my problem and I have wrote code as much as I can. I ...
[2 replies] Last: just FYI, you aren't using the variables Female, Male, Total or Highag... (by Radar)
by Ceset
Strings, Localization, Unicode and UTF
 
Hi We store chars and strings which is easy. But when it comes to localization, unicode, UTF, and ...
[1 reply] : I have not done this personally: so don't ask me how. But from what I ... (by Bdanielz)
True random number generator
 
Hi! On June 2015, we've unexpected discovered, that it is possible to generate true random number...
[14 replies] Last: The thermodynamic entropy, produced by the CPUs energetic inefficienc... (by helios)
Measuring the time taken by a program
 
I want to evaluate how much time a function in an OpenCV program takes to run and how much time a si...
[1 reply] : // return pair of elapsed processor_time, elapsed wall clock time (bo... (by JLBorges)
by ataik
writing out data to excel
 
Hi, i have written a C++code and i have 9 output txt files. However, i need these outputs in one ex...
[10 replies] Last: Not what your asking for but a alternative method http://wesfiles.blo... (by SamuelAdams)
Random Numbers between 1 and 20
 
#include <time.h> int twenty_random_num(void) { srand(static_cast<unsigned int>(time(0)));...
[2 replies] Last: #include <iostream> #include <ctime> using std::cout; int randRang... (by Radar)
by Radar
What is OpenGL used for? And what libraries do I need?
 
I'm a new c++ programmer, and I've been wondering how I can get UI's and such things alike with my b...
[no replies]
Questions about what c++ can do
 
I'm making a game in c++. I been wondering is c++ able to transfer information over the internet? Co...
[1 reply] : I been wondering is c++ able to transfer information over the interne... (by Gamer2015)
by six1
Linear interpolation for arrays
 
I would really appreciate if someone could take a look and give some advice or help. I got a 2D a...
[6 replies] Last: > You seem to ask how to interpolate. That can use up to four elements... (by ne555)
by jessi
Lined list implementation
 
Hi, AM hoping someone can help me with my code. This is a single linkedlist code. WHile i start ent...
[5 replies] Last: Node *newNode = new Node; Thank you - this worked. (by jessi)
War Card Game Randomizer
 
Hello everyone, I recently made a simplified version of the card game War. However when I run the pr...
[2 replies] Last: You can try this: srand(time(0)); Or this (C++11): #include<ra... (by ncomputersorg)
Error "use of undeclared identifier"
 
Hello, I am having trouble with my main .cpp file, here is the code so far: #include <iostream> us...
[3 replies] Last: Please use code tags! "How to use code tags" http://www.cplusplus.com... (by andywestken)
by olette
Can anyone help me get started?
 
This is my assignment - The volume of a cone is given by the formula: V = N r2 h / 3 For th...
[4 replies] Last: Read above. That was excellent answer (by eraggo)
FUnction pointer link error
 
Hi Guys... I have the following class namespace kcdag{ namespace logic{ namespace PpySuscripcion{...
[7 replies] Last: Why not use C++11? However if you insist on not using it, replace it ... (by MiiNiPaa)
Why is a double pointer necessary?
 
So I've been practicing on recursion and writing a binary tree but after some input I was told I nee...
[5 replies] Last: Oh, I see that now. That's a potential huge memory leak. Thanks for t... (by cppnoob25)
by rosa
C1083: Cannot open include file: 'sys/socket.h': No such file or directory
 
I am trying to build a project using Qt creator tool in windows but when I built it , I got this err...
[3 replies] Last: http://xerces.apache.org/xerces-c/ (by helios)
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  Archived months: [may2015]