General C++ Programming - C++ Forum - January 2018 (Page 2)

by koma113

Which C++ library is prefect in solving non-linear set of equations with complex roots?

Hi I am developing a small kinetic Monte Carlo code to study atomic evolutions in a material and nee...

[4 replies] Last: or you could take the =0 away and try to see if you can solve them to ... (by jonnin)

by afedorov

De-referencing of heap object - is there a leak?

Is this code safe in terms of memory leaks? And if yes, why? class A { int value; public: ...

[2 replies] Last: to be fair, simply making getA return the correct pointer type fixes i... (by Cubbi)

by worstcoderever

Need to Delete letters in array that are repeated, having trouble with function

SO I'm creating a function that takes in a char array to make a 10 letter "word". Then, I need to de...

[4 replies] Last: #include <iostream> #include <algorithm> #include <set> using namespa... (by lastchance)

by cryomick

Eclipse program crashing when connecting to MySQL Server

I am writing a simple program in Eclipse CDT to connect to a MySQL Server hosted locally. I have ens...

[2 replies] Last: I have checked this for the driver variable and it is not a null ptr. ... (by cryomick)

by afedorov

Object that is passed by reference isn't updated from original reference

Here is the code that confuses me #include <iostream> class A { int value=10; public: void...

[5 replies] Last: Thank you for this informative discussion @afedorov and @JLBorges. (by kindgnice)

by halfs

How long should it take a mid-level C++ programmer to write a TicTacToe program?

Some jobs require a variety of skills. If I am tested in an interview to write a TicTacToe program ...

[3 replies] Last: > If I am tested in an interview to write a TicTacToe program with som... (by JLBorges)

by xfbs

C++ Iterators what am I doing wrong

Dear Members, I have some issues with the C++ iterators. Coming from some other languages, I am use...

[8 replies] Last: One big advantage of these iterator adaptors is that it reduces the nu... (by mbozzi)

by kada17

Segmentation fault when trying to sort strings from a text file.

I am trying to make a function that takes strings from a file as an argument and sorts them using an...

[4 replies] Last: Actually, it was a silly mistake on my part. I have fixed the problem ... (by kada17)

by sonar87

Infix to postfix expression conversion

https://i.imgur.com/qyTSQ3X.png Link have code and bad out put pic. ( and ) seem mess things up a...

[1 reply] : I don't understand why you take a picture of the code instead of posti... (by Ganado)

by Rafiz

Mother-Class to controll objects, inheritance problem.

I want to ask for "rightness" of some idea. Actualy I already used it. While learning SDL I made set...

[5 replies] Last: Oh, I see. Didn't realize the thing about <cstddef>. But I am still on... (by Ganado)

by kindgnice

A code about calling, initializing vectors and classes

Hello professionals, I am currently reading some articles about vectors and I came across to this...

[16 replies] Last: Thank you very much @JLBorges, @Peter87, @dhayden for always sharing y... (by kindgnice)

by afedorov

Delete pointer of a class with pointer variables

What will happen when I execute following program? class A { int value; public: A(int valu...

[4 replies] Last: There is no separate memory allocation or deallocation for non-static... (by dhayden)

by jasongog24

Converting a Greek string of letters to all lower case

So, I am trying to code a console program in Greek, and since I want to make the input non case sens...

[no replies]

by eraggo

Minesweeper done in main() using SDL2

I was having fun time challenging myself to do minesweeper game yesterday and today with SDL2 and ha...

[no replies]

by NG99

c++ problem 2

#include<iostream> #include<iomanip> using namespace std; int main() { int x=2; if(x=0) ...

[3 replies] Last: thank you. i understand (by NG99)

by NG99

c++ problem

#include<iostream> #include<iomanip> using namespace std; int main() { int i =8,x=3; swi...

[3 replies] Last: thank you your explanation. i understand. (by NG99)

by jono ava

Limited attempts error?

#include <iostream> #include <string> int main() { int number = 1232; int numbe...

[4 replies] Last: I just said edit your post instead of double posting. I'm not sure ... (by Ganado)

by JUAN DENT

Attempting to define 2 different default constructors depending on template type

Hi, I want to define 2 default constructors one for each type of the template parameter CharT wit...

[5 replies] Last: > if in each instantiation only one of the 2 functions would be instan... (by JLBorges)

by CodeGoldden

C++ for beginner

Hi all ....new here and new to c++. New like now learning everything ..just completed the hello worl...

[1 reply] : welcome! This isn't much of a social site, more of just a Q & A board.... (by jonnin)

by jono ava

C++ Btcn help

hey guys, I was wondering if anyone knew how to write a simple programme on bitcoin and how it wor...

[11 replies] Last: They are different, but nonetheless you can compare them in their appl... (by Ganado)

General C++ Programming - January 2018 (Page 2)

C++

Forum