General C++ Programming - C++ Forum

program output that doesn't wait for replies but still captures them

I am trying to write a program that can communicate over a very latent internet connection involving a cellular modem. I have some software packages that handle...

[5 replies] Last: Brilliant. I'll start there. Thanks! (by jfrahm)

by vRltwE

Trouble debuging

Please watch http://www.youtube.com/watch?feature...&v=Mj43Q_zbe6Y. What may cause the segmentation fault just after the mouse enters the window? What's the ...

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by shrayder

Problem with loops and void

Greetings, this is an assignment which the purpose is too calculate an angle value in form of trigonometric functions. These are the codes that I've wrote so fa...

[2 replies] Last: Thank you! :D (by shrayder)

by ChosenTorture

The use of Iterators instead of Indexing

I was reading the Wikipedia article on Iterators and found this: An iterator may allow the container object to be modified without invalidating the iter...

[6 replies] Last: IMO the main strength of iterators is it brings you closer to containe... (by kevinc)

by tee360

Classes, dynamic arrays, constructors, and overloading

Okay here is what I'm tasked with: Imagining vectors were not defined in C++ ... Define a class called VectorDouble that is like a class for a vector wit...

[16 replies] Last: Yea, never tested that function. That's fixed, however in my most rece... (by closed account N36fSL3A)

by vFreeman

general

what does this mean ? int (*cmp)(const char *, const char *));

[3 replies] Last: and it is definition.. you have assign cmp before you make call using ... (by kulkarnisr)

by ajh32

Socket help required

I'm just trying to write a simple check that we are able to connext to a remote host via an internal proxy server, then send a simple HEAD command and receive t...

[3 replies] Last: Apologies, I missed that. I'm unsure about this too. May be a bit abo... (by MrHutch)

by pintu05eee

Operator Overloading Using a Friend Function

What is the role of friend function in this program? Is it even executed here? Thanks, pintu #include <iostream> using namespace std; class loc { int...

[2 replies] Last: the friend declaration in the class allows the function loc operator+(... (by Christian99)

by StevieD

output unusal format for text file

Hello everyone, Bit of a problem, I'm trying to output the data from my code into a particular format to a text file. The format is y0 y1 y2 y...

[1 reply] : You could use the ofstream header. when you create the ofstream objec... (by Christian99)

by A S

Debugging problem

Hello my friends , my problem isn't in the code syntax because it is comepletely fixed , but this time it is with the debugging , when i run out the progra...

[2 replies] Last: Status 0xc000013a is STATUS_NO_MEDIA_IN_DEVICE. Make sure that your d... (by JLBorges)

by vFreeman

very noob question - sorry

Hi , if i define num variable as global like below , each array element's value is '0' .However , if I define it locally (in the pr_row function),each elem...

[5 replies] Last: and also some people might say that global variables aren't good styl... (by MikeyBoy)

by nkhau

Can someone guide me how to correct this program.

1. Airline Reservation System Green Dot airline has just purchased a computer for its new automated reservation system. You have been asked to program the new...

[2 replies] Last: http://www.cplusplus.com/forum/beginner/1/ You're posting way too muc... (by MrHutch)

by dekeenfrance

Parallel computing tech

Hi, I recently followed some online documents about parallel computing in C++. However, it seems confusing considering several available technics. As I know,...

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by kulkarnisr

strstream is it safe for using

Good morning all, Is it safe to use use strstream. I just googled it, and most of them are saying to use stringstream. But unfortunately my environment is not ...

[5 replies] Last: Thank you all :-) (by kulkarnisr)

by Christian99

std::unordered_set::find

Hi, I have a question about searching in a std::unordered_set: I'm storing custom classes in my set, the classes have a data member (std::string in my case)....

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by Daleth

Extending a STL algorithm

This is more of a critique request. I wrote a version of find_all() which searches through containers for matches and returns another container that holds it...

[5 replies] Last: I would declare the algorithm the following way template < typename I... (by vlad from moscow)

by Ravi Prabakaran

Convert pointer object to plain object in c++

Hi, I have pointer object and i have to assign to another variable ( new object ). But if i change any value in new object should not reflect in old object. I...

[5 replies] Last: You will have to show your entire implementation of the class. Yes, ... (by abhishekm71)

by frnick

C++ help

Hi . I need help. It's a simple plane seat booking system. Let's say this are the available seats : 1 A B C D 2 A B C D 3 A B C D And the user entered r...

[4 replies] Last: Oo. I'm stucked here goes my program so far : int main() { const in... (by frnick)

by van1684

Read string in file and add count

Hi i'm looking for a program to read a file to look for strings and add a count. kill.log in the same folder as program player1 was killed by player2 ...

[7 replies] Last: my string::find returns 0 or 1. No, it does not. Please reference ... (by cire)

by warice

Array

Hi I would like to ask if anyone knows how to solve the problem. How do I get a certain row like row 3 column 4 value from the .txt file to minus away anothe...

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General C++ Programming - July 2013 (Page 10)