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General C++ Programming - August 2012 (Page 13)

Using same usb connection for 2 dll's

Hi, I have a robot which communicates with usb (C++ prog) I wanted to control the servos separately. So I had to use another code with separate dll, but with...

[1 reply] : Maybe have the main program centralize communication to the port, rath... (by helios)

by Aramil of Elixia

c macros

so i am making a game that makes files and directorys for saving and stuff like that. the only problem is that my paths will differ from os to os. are there any...

[8 replies] Last: @abstractionAnon: i want to build my own path based on the os. (by Aramil of Elixia)

by UglyIgloo

Loop main() without redeclaring variables?

#include <iostream> using namespace std; class Player{ public: int XP; int MXP; int Lvl; void Levelup(); void AddX...

[3 replies] Last: According to section 3.6.1 Main function of the C++ Standard 3 The ... (by vlad from moscow)

by dallas

Is C++11 regex ready for prime time?

I've been playing with regex for the first time, and having a great deal of trouble trying to get a simple IPv4 address expression to work. Can anyone see what...

[9 replies] Last: Boost regex is working great. Thanks all for the help! (by dallas)

by cowingzitron

Rules for declaration/definition separation

Hello, I recently stumbled upon some code in the Eigen linear algebra library which confused me about the rules for separation of declaration and definition,...

[1 reply] : What are the actually enforced RULES for separation of declaration/d... (by Moschops)

by viliml

What does it take to specialize basic_i/ostream? (1,2)

I tried to specialize basic_ostream and basic_iostream for the new character types like this in the <iostream> header: typedef basic_ostream<char16_t> u16ost...

[23 replies] Last: > I don't want conversion ... just regular char16_t intput and output!... (by JLBorges)

by agent47

Problem with Void Pointer Casting

Hey! I have been recently working on a software in VC++ that can communicate with a decive (Oscilloscope). The manufacturer provided with Library (.h file and ...

[4 replies] Last: i tried two forms of casting: // main.c CAEN_DGTZ_DPP_PSD_Event_t ... (by agent47)

by nerrazzuri

WriteFile input as Boolean

Hi, Would like to ask a simple question. I'm using NamedPipes to connect in between server and client, and I want my client to send boolean to the server to re...

[1 reply] : if you do cin>>boolalpha; It will accept "true" as true, and everyth... (by viliml)

by sibendudey

Output of the program,intresting..

void main() { int ii; clrscr(); printf("ii=%d\n",ii); ii=12; printf("%=%d\n",ii); printf("%i=%d\n",ii); } my solution book says the output of...

[5 replies] Last: http://www.cplusplus.com/articles/Lz18T05o/ (by Moschops)

by iantac

Binary Search Algorithm for a "text file" in C++

I'm creating a program that will search for a word in a text file using binary search algorithm. I already read about binary search. Anyway, assuming the text f...

[14 replies] Last: haha I did it THANKS A LOT! first I placed all the words in a array a... (by iantac)

by xantavis

reseting an array, possible?

can you reset an array? For example, i create an char array that reads hello. I print it out. Now I want to give this array another string of chars. But as i al...

[5 replies] Last: @mathcat As you are talking about char array as string, just set yo... (by vlad from moscow)

by awsdert

Read/Write Multi Level Array to file

I need to improve memory usage in my program and storing a my buffers to a temporary file when it's not using them would be helpful. Here's a basic layout of t...

[3 replies] Last: Thx, didn't wan't to risk destroying the data before consulting the fo... (by awsdert)

by killerloader

Help with parellel input and ouput.

Im creating a simple chat program in C++ with a DLL called "39dll" When you type something, obviously, it gets sent to whoever else is connected to the main ser...

[3 replies] Last: OK it seems that i can't use '39dll' with the WIn32 program, so i need... (by killerloader)

by Lim Boon Jye

Can someone explain how its work

you are required to produce a piece of code to simulate the process involved in a Supermarket transaction. Your code should involve three files, Supermarket.cp...

[4 replies] Last: Surely your teacher has given you enough of an idea to do the assig... (by TheIdeasMan)

by mk532

data file handling

Dear all, I have a problem with data handling of a text file consists of numbers and characters. Here is the part of my data file: timestep 1e-5 coordinates...

[no replies]

by ayanda83

WHAT IS THE BEST BOOK TO LEARN OOP FROM

Hi everyone, I'm a student and this semester we are doing Object Oriented Programming but the book prescribed for the course is the worst book I've ever read. I...

[1 reply] : Pure OOPS: http://www.amazon.com/Designing-Object-Oriented-Software-Re... (by JLBorges)

by vw4x4

what do you mean by a standard output stream ?

can anyone tell what standard output stream means?

[4 replies] Last: And this is exactly the same question as your earlier thread. Edit: A... (by TheIdeasMan)

by vw4x4

what is the concept behind cout object?

what is the concept behind cout object and also insertion operator ?

[5 replies] Last: It's been previously recommended you read Wikipedia's description of s... (by kbw)

by catprog

Boost: Serilization help

I am using code::blocks to make my program. When running I get the windows 7 box saying program has stopped running. the line in question is ia >> aMap; l...

[no replies]

by Techy0

Program Runs But Doesn't Work How I Want It To

Hi, I'm try to simulate a fight between two people. Two xs are to walk across the screen and perform some mathematical calculations to decide who wins the fight...

[7 replies] Last: I think I just need redo some parts in a more organized way and add so... (by Techy0)

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