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class does not a name type error (1,2) |
Hi everyone, i wrote my code on visual studio first but i have to delivery my task on GNU mingw. In visual studio code works perfect but when i try code on ming... |
Oct 31, 2018 at 7:23pm
[23 replies] Last: Also make sure that .txt file is really .txt not .txt.txt. (by jlb)
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by stav
Compatibility between compilers
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Hi i recently ran in to a problem where i couldn't link with a library because it was compiled with msvc and i was using mingw gcc. I read on mingw's website t... |
Oct 31, 2018 at 6:48pm
[5 replies] Last: Correct, I don't do a lot of shared libs so I forgot that the only "po... (by jlb)
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by stav
Undefined reference when linking with glew
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Hi I'm using mingw and im trying to link with glew but i keep getting an "undefined reference" error. I first tried to download the windows binaries from glews... |
Oct 31, 2018 at 4:09pm
[2 replies] Last: It worked! Thank you so much (i moved the *.cpp part before my linke... (by stav)
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by fukuli053
String Turkish character problem
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Hello, first of all sorry for my english. I want to write a program that prints the number of some special letters in the entered text. For example specia... |
Oct 31, 2018 at 1:22pm
[10 replies] Last: arf, thank you. :) (by fukuli053)
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Need help with nested lambda exptression |
I have here a solution of an exercise from codewars.com which I don't understand. The exercise explination is: Given two arrays of strings a1 and a2 return ... |
Oct 31, 2018 at 11:54am
[2 replies] Last: Thank you Repeater! (I got a knot at my cerebral gyri ;) (by nuderobmonkey)
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by sean4fsu777
How Can I Write This Program to Create Arrays Using Pointers for Exam Scores?
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I have homework that I put off to the last minute, need some help coding this program that is due tonight. I have a very bare minumum skeleton started, but I ne... |
Oct 31, 2018 at 10:11am
[6 replies] Last: You're welcome - glad it helped. (by MikeyBoy)
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by stav
Opengl only sending vertex buffer once?
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Hi im new to opengl and im trying to make a mandelbrot set visualizer. The only way i can think of to do this is to generate some vertex data that forms a quad... |
Oct 30, 2018 at 9:28pm
[3 replies] Last: It confuses me, too (present tense, I still really only know the basic... (by Ganado)
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by michaelD
queue of structure with template argument
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Hello everyone, I have an issue with a queue of structure which contain a template variable. This is my code : template <typename data_request> //Création... |
Oct 30, 2018 at 11:02am
[6 replies] Last: The simplest approach is usually the best. (by coder777)
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by Forgetful
working with pixels
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I'm trying to draw a horizontal line at the bottom and then create two horizontal lines diagonal creating an equal lateral triangle but I can only make a horizo... |
Oct 29, 2018 at 9:45pm
[8 replies] Last: Maybe something like this. #include <algorithm> #include <iostream>... (by tpb)
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by Presm0
Books for HQ Video Streaming?
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Hello, I'm interested in learning how services like Twitch, Youtube etc. process videos, and in general how video processing works. Any books would be really... |
Oct 29, 2018 at 7:59pm
[1 reply] : these services are most likely using off the shelf code to do it. Th... (by jonnin)
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by timjam27
String Help
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Hello everyone, I am trying to build a simple derivative 'calculator' that takes a string (sinx, cosx, etc...) and outputs what the derivative of the simple tri... |
Oct 29, 2018 at 6:48pm
[3 replies] Last: Thank you guys for the speedy responses. I realize now that the proble... (by timjam27)
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by mgraham186
Recursion Questions
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int maxSubArraySum(int arr , int l, int h) { // Base Case: Only one element if (l == h) return arr ; // Find middle point int m... |
Oct 29, 2018 at 6:44pm
[6 replies] Last: thanks coder777, appreciate it (by mgraham186)
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by jj090304
The code is not working. The trigonometric doesnt go in.
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#include <iostream> #include <math.h> #include <conio.h> using namespace std; int main() { float r ; int i ; char ch,cho ; cout << "Choose... |
Oct 29, 2018 at 3:05pm
[2 replies] Last: you are confusing printf and cout. printf is a C function and I often... (by jonnin)
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by solbin
I want to receive input.
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I want to input the value of p2 through the screen. #include "Postfix.h" class Postfix { private: char * expression; int index = 0; public: P... |
Oct 29, 2018 at 10:46am
[2 replies] Last: You might find this tutorial helpful: http://www.cplusplus.com/doc/tu... (by MikeyBoy)
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solve the linear equation |
I am trying to solve the linear equation A.x=C. I created the matrix as shown below to find the x. When I increase the dimension (n) to for example n=100000, I ... |
Oct 29, 2018 at 6:21am
[1 reply] : I see no matrix. If you try to input all elements of an nxn matrix wi... (by lastchance)
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by alexsav
Function: int findText(const string toFind, string usrStr) always returns 0
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Hello. I have a code. My function int findText(const string toFind, string usrStr)always returns 0. Can somebody help me find what I did wrong? Thanks in advanc... |
Oct 29, 2018 at 2:44am
[3 replies] Last: Here is my full assignment Assignment: Text Editor (1) Prompt the use... (by alexsav)
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by xari2
Function does not return string
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Hello/Aslaam all, i want to convert a string into uppercase letters but the function does not return any values( i guess). I am only getting the answer of th... |
Oct 28, 2018 at 4:50pm
[3 replies] Last: Thank you tpb and gandadu...okay i got it tpb.. (by xari2)
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by volang
Call the same function, before the first call to it is completed
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Hey guys! I'm trying to call the same function, before the first call to it is completed. My program crashes. Any ideas? And is it possible to make each "rec... |
Oct 28, 2018 at 7:53am
[17 replies] Last: A remarkably restrained finish to this thread, I think. Thanks all. (by Repeater)
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by Yany
How to synchronize Half Duplex in Serial Port COM using ReadFile and WriteFile?
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HI, I'm trying to communicate a PC with a microcontroller through RS485. So this means that the communication is Half Duplex. (must only one direction of t... |
Oct 28, 2018 at 5:34am
[7 replies] Last: Could you please provide me a link about "user mode"?, so I can under... (by helios)
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by yasminesana
create table
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Create an index table (indices are controlled). The idea is to make static tables encapsulated in a function. This is to create a function t () returning a ref... |
Oct 27, 2018 at 1:43pm
[1 reply] : #include <iostream> #include <map> int& t( int index ) { static ... (by JLBorges)
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