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General C++ Programming - November 2016 (Page 7)

I'm not sure what to do, kinda stuck so need your help. - I need to write a boolean function, Error, that takes letter and returns true if letter is not ...

[5 replies] Last: #include <iostream> bool valid( char c ) { return c == 'C' || c == '... (by JLBorges)

by Kevin10official

pseudorandomly generated integer values

Design and implement a c++ program which, when executed by the computer, fills an array with pseudorandomly generated integer values between Min_Value and Max V...

[1 reply] : 1. void SumArray(int stuff , int& theSum) { theSum = 0; int ii; ... (by Unkana)

by priscadanny

saving object having string in file

When i am running this program having eroor in reading file please help me out #include<iostream> #include<conio.h> #include<string> #include<fstream> u...

[9 replies] Last: ok so all I did was make sure it would open the file. Is it reading t... (by SamuelAdams)

by fgz

is int assignment atomic in g++?

Hi, I need to wrote a data structure that is safe to write and read in a program with one writer and one reader threads. The reader can miss data but the dat...

[2 replies] Last: > I don't understand what exactly is going on here. Can someone shed s... (by JLBorges)

by xXLiLxJXx

How can I concatenate const char and std::string?

outputBrowser->Text += *(std::string*)ApiClass::GetName(*(int*)(i)) + "\n";; outputBrowser->Text += " "; AnnounceChildren(*(int*)i); prefix = prefix->Rem...

[3 replies] Last: No, you need to #include <string> to use string operations in C++. If... (by Cubbi)

by anarelle

Range based loop for a set of a struct type

Using C++11 over here. Let's say I have a struct like this: struct Something{ string name; int code; }; And a set of Something type: set<Somethin...

[6 replies] Last: Woo, I completely forgot they can't be modified! Thanks!! (by anarelle)

by dariodem

numpy.where method in c++

Hi people, I want to implement the following python line in c++ c = numpy.where(a < b) The way I found to implement it is: // Example program #...

[no replies]

by rorschach14

Recursive sort of linked list

Hi, I'm trying to implement a recursive sorting of a singly linked list, so here it goes> Algorithm: 1) find largest value in the list 2) put it on Head 3) ...

[no replies]

by Faz777

Algorithm Running time Book/Reference

Hello guys: I am studying C++ in college now. I am trying to comprehend the idea of Algorithm Running time (algorithm’s growth rate). For example, Big O,...

[no replies]

by Faz777

Heap Advantages and Disadvantages

Hello guys: I am trying to comprehend the idea of using Heap, let’s say min-heap or max-heap. So, my question is: what are advantages and disadvantages o...

[no replies]

by bodx

Please Help correct this

I need to run a program that enables a company to obtain information of number of registered drivers and users, number of app downloads and number of usage of a...

[1 reply] : Please don't post the same problem multiple times. http://www.cplusplu... (by AbstractionAnon)

by Kyle M

Heap and queue decision (theoretical)

I was going over some code and was wondering what everyone's idea was on composition versus inheritance. Say we have a class that is a Max heap that uses an arr...

[3 replies] Last: The Heap class is a functional class by itself (can be instantiated) w... (by Kyle M)

by ener

help me!

can u help me how to put music.mp3/tone in c???

[no replies]

by JoshuaMostafa

Socket programming

I have a server program I want to add a simple feature to it. It's written in C. It is like a chat server. People can enter the chat, but I want to make it so ...

[2 replies] Last: I tried to post the code, but it was a bit too long and it did not wor... (by JoshuaMostafa)

by Marcofon

I have some problems with a program that have to print data on a text file

I'm sorry if this question is too simple for you, but i don't have good programming skills and ROS knowledge. I have a ROS topic in which are published some num...

[3 replies] Last: UPDATE: I solved the problem! The program didn't enter in the second i... (by Marcofon)

by anarelle

Difference between container.begin() and begin(container)?

My question is pretty straightforward, yet I wasn't able to find an answer in google. Is there any difference between using container.begin() and begin(contain...

[1 reply] : begin(container) is more generic: it works with C-style arrays, with s... (by Cubbi)

by jetkey

How to send a fully automated email with attachment?

Hello, I need a function bool SendMail (string to_email, string attach_filepath, string body = "default) This function should be able to fully automate...

[3 replies] Last: I did something similar with POCO: https://pocoproject.org/ .Net al... (by coder777)

by stealthy

Help fixing this program.

i got this program that read IP addresses from a file and produce a list of distinct addresses and a count of how many times each address appeared in the file. ...

[1 reply] : Why do you have to make your code that complex? (by Charotte)

by sjhawar

How to convert my C source code to standard C source code

I wonder if there exists some software that inputs a C file and outputs a standard C-file. I would like to convert my C source code (automatically generated by ...

[no replies]

by YahooAccount

Need Help with Function; program not working

Hello, Could someone direct me to the build a better understanding of functions. I need to create a program that computes the area of different shapes. My fun...

[9 replies] Last: Not sure if you got the validation question answered but you could val... (by Kyle M)

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