Beginners - C++ Forum - September 2011 (Page 7)

Hi A function I have to mock gets a callback as a parameter. In my stub I would like to return immediately but call the callback asynchronously later on (lik...

[no replies]

by erikn

purpose of "const" when initializing and assigning a variable

what's the difference between const int MAXVAL=10 and int MAXVAL=10? in both examples MAXVAL is assigned the integer value of 10 (?)

[4 replies] Last: non-volatile I wouldn't use that word, cause volatile means somet... (by hanst99)

by olzi

factoral challenge

hi, im stuck on a math/programming challenge. the challenge "Given the first few factorials: 1! = 1 2! = 2 x 1 = 2 3! = 3 x 2 x 1 = 6 4! = 4 x 3 x 2...

[9 replies] Last: thanks alot :D this has helped me out loads. 1!Factoral=1 2!Facto... (by olzi)

by KyleFYI

QT help

Okay I don't loaded it installed it, but when I make a C++ project it doesn't let me use the Desinger thing...

[11 replies] Last: Well done KyleFYI for getting it all working, enjoy the wonderful worl... (by dangrr888)

by Wandy

Help me please~

I'm new to C++.Today I want to write some lines to pick the min data and its index from a array .So I write a function and I use the construct return the result...

[4 replies] Last: You are missing "using namespace std;" after the #include's. As... (by Moschops)

by Leon

Numbers after floating point

Hello. I need to write numbers very precise (up to 1000 digits after floating point). Can anyone help me?

[3 replies] Last: Still leaves the question "Why?!" though... Anyway, that's the best... (by Gaminic)

by Zexanima

Why doesn't this work?

Here is the exercise: Write a program that does nothing except print all the commandline arguments, each on a separate line. Here is the code I made for th...

[5 replies] Last: You want to start at one but you don't want to stop at 10, you want to... (by TheMeerkat)

by Zexanima

Having trouble understanding Command-line arguments

Here is how my book explains it. All the programs in Chapter 8 operate on files. The first thing each of these programs does (after declaring variables) is ...

[6 replies] Last: No problem. (by TheMeerkat)

by mjschaible

f2c translation

Hi all, I am fairly new to programming and I am currently trying to translate a Fortran program to c++ for a research project. The program is written with ~15 d...

[1 reply] : @mjschaible This is a C++ forum. You'll have to locate a Fortran forum... (by whitenite1)

by mjschaible

f2c translation

Hi all, I am fairly new to programming and I am currently trying to translate a Fortran program to c++ for a research project. The program is written with ~15 d...

[no replies]

by aquariusmirky

Help: while !eof loop

the loop returns the correct output, but goes one more round then supposed to, and returns an extra line of junk output, how do i correct this? #include ...

[1 reply] : In order for the eof flag to be set (on) you need to read the eof char... (by Mathhead200)

by Wandy

How to return 2 result from a funtion

I wonder how to get two result from a function.Can someone be kind to help me .Thank you in advance.

[4 replies] Last: Excellent!! Thank you so much. (by Wandy)

by BusinessSloth

How Do I Reset Integers?

I'm very new to C++ and I have been watching tutorials and reading about it. After learning about random numbers in C++ I decided to make a simple rock, paper, ...

[19 replies] Last: I'm pretty sure your problem (or one of them at least) was with while... (by Mathhead200)

by lbgladson

Arrays and User Input

I have an assignment... Implement a class Person with the following data members: - name (string ) - name of this person - age (integer) - age of this pers...

[4 replies] Last: I'm assuming you declared "string name" in the main program so based o... (by tech junkie)

by Zexanima

Do I really need to know this well?

So I've been reading through book's, browsing forums, and watching videos to learn C++. So far, it's been pretty smooth to learn. However, I've gotten to the pa...

[8 replies] Last: I've practised through it a bit now, and you're right it's not that h... (by Zexanima)

by cindyath

a LITTLE help! (1,2)

hi?

[20 replies] Last: ultifinitus you act as if you troll as a female on the daily.:) would... (by ultifinitus)

by Mediamessiah

I need help fixing some errors.

Basically I have an assignment to debug this code and allow it to run, my problem is I can't tell what is wrong based on the errors I'm receiving, so I'm comple...

[4 replies] Last: just to get it to compile (by Mediamessiah)

by learningtocode14

why wont this compile?

i know im should not ask for help for little things like this but i need help heres my code! #include "stdafx.h" #include <iostream> #include <cmath> #in...

[9 replies] Last: You use namespaces to avoid multiple variables (or functions etc.) hav... (by LBEaston)

by jd9554

Segmentation Fault

I am getting a Segmentation Fault error. The code works fine in my "load arrays function" after I've loaded the arrays. I pasted it at the very bottom inside ...

[3 replies] Last: I found the error, which is that I was wrong in thinking pointers are ... (by jd9554)

by Zexanima

Won't use user's input.

I'm working on a program from a book exercise that prints the lines of a text document. It works fine, except when it gets to the part where it prompts the user...

[3 replies] Last: Yeah! Got it to work. ^^ Thanks a ton. (by Zexanima)

C++

Forum

Beginners - September 2011 (Page 7)