General C++ Programming - C++ Forum - December 2019 (Page 8)

by marhuum

C puts(char * ..) in c++ of string type arg

How do we convert C puts(char *...) into C++ function of string type arg?

[1 reply] : cout << the_string; (by Repeater)

by mlanuri10

What is the best time of sorting algorithms?

What kind of time, meaning, which time should I prefer to keep track of time for each algorithm? (Li...

[3 replies] Last: Ok, thanks for that. So you mean, any units of time that would be more... (by jonnin)

by volang

Socket receive buffer

The clients my server serve always sends a initial request with ONLY the headers/info before the r...

[1 reply] : What do you mean by "headers/info"? (by kbw)

by volang

Store pointer in a string

Hello. I need to store a "char *" in a string, and then use that string to access the same pointe...

[9 replies] Last: string v = to_string((int) &b ); int z = stoi(v); char * x = (char*) ... (by jonnin)

by duhfiant

Cant figure out a recursive function.

Recently took intro c++ class and learning recursion but im not sure how to approach this question. ...

[5 replies] Last: I think i got it. Thank you so much. int firstTwo(int n){ if(n < 10... (by duhfiant)

by luguecos

Implementing modular Runge-kutta 4th order method for a n-dimension system

Hello, i'm trying to make my runge-kutta 4th order code modular. I don't want to have to write and d...

[1 reply] : Wrap things up in a class. #include <iostream> #include <cmath> usin... (by salem c)

by somang317

I tried to make a linked list, but it doesn't work. Help me plz!

I want to declare string as protected in the header file, but I keep getting an error. I want to ...

[2 replies] Last: Thanks nuderobmonkey! Thanks to that, I realized that using namespace ... (by somang317)

by marhuum

How to call function in the way require it as inline

How to call function in the way require it as inline function only on this particular call, and the ...

[2 replies] Last: write the function body (no header) in its own cpp file. the variable... (by jonnin)

by iamjaved

Is there an easy way to draw a triangular grid in C++?

I want to draw a grid of equilateral triangle using C++. Output suppose to be consist of multiple tr...

[3 replies] Last: @againtry, Yes it'll be lined. (by iamjaved)

by volang

Functions when multithreading

I have a function and inside this function, I store some variables. Let's say the first thread ru...

[2 replies] Last: Hey man. Thanks for your reply. Simple and clear. (by volang)

by volang

When you subtract pointers to get the index...

Address(ptr) - Address(ptr) returns the index/pos of a value in a array. Now I wonder, does the syst...

[15 replies] Last: https://www.techiedelight.com/find-index-element-array-cpp/ (by againtry)

by closed account jLAfz8AR

Populating structure variable with multiple values from file

For this program I'm trying to get the variables of the structure to include specific lines read fro...

[2 replies] Last: There is also operator overloading : // expected format: name on fir... (by keskiverto)

by Xianenavi

C++ VS Visual Basic?

I have heard pretty much everyone who knows about programming say that c++ is better than VB, from w...

[3 replies] Last: I agree, the fact that VB scripts work right out of the box is a plus.... (by Ganado)

by akash16

Run batch file from C++ code

Hi All, I want to run a batch file from specific environment in my sample C++ code. Bellow are t...

[7 replies] Last: Yeah, I usually use ConEmu, but I also use the plain Windows Console a... (by Duthomhas)

by kinganonymous

URGENT please help this code is not running properly i need to submit tommorow

Hi so i need to submit this code tomorrow as my school project but its not running properly this is...

[2 replies] Last: void quiz_read() {cout<<endl<<"Hey There how are you today:"; gets(doi... (by kinganonymous)

by julie2019

Belfast Trip Report

Rob and Jason are joined by Timur Doumler. They discuss some of the news that occurred at the C++ IS...

[no replies]

by akash16

To get all file names in directory

Hi All, Requirement is: Need to get all file names in given directory. I found some ways using ...

[5 replies] Last: I want the solution within standard C++... I am using Visual Studio 2... (by Repeater)

by m00se

Octree and Node constructor for Triangle& pointer to reference error

Introduction Hello i am a first time poster long time lurker of c++. I recently started again on ...

[3 replies] Last: ya i didnt notice it at first changed them to vector<Triangle> and vec... (by m00se)

by hirailyas

sum of vector elements

Hi, i m reading 2 measurements from oscilloscope for eash diver setting( 15) i am geeting the des...

[5 replies] Last: First of all, please use code tags when posting code. See http://www.c... (by keskiverto)

by cjoce

Class Member's Pass

Hello! I found this example online and am trying to play around with it. I know it is possible to ...

[1 reply] : First, your program has syntax errors: In member function 'void Empl... (by keskiverto)

General C++ Programming - December 2019 (Page 8)

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