Beginners - C++ Forum - June 2009 (Page 15)

Hi, What's the point of this: const int& testvar as a parameter? What does it means? Why would you ever use const and why that reference &?

[4 replies] Last: Also, even if it is an int , making it a const reference means that t... (by Duthomhas)

by jethro

Thanks To All!!

I am brand spanking new to C++. I haven't done any programming in quite a few years. Other words, Fortran, DOS, and Basic were the norm! I tried Borland Delp...

[4 replies] Last: Wow! Thanks for the help! I am going to down load VC++2008 and give ... (by jethro)

by Claymz

delete in destructor or main()

hi i wonder if it is same, if u use "delete" in a destructor of a class or (at the end of) in main(), since destructor gets called when an object is destro...

[5 replies] Last: @Claimz: Given the following code: #include <string> std::... (by jsmith)

by garcia

my invalid key is runing like mad non stop...

my invalid key is running non stop how can i stop it this is my following codes: /*create user-define functions this is a user define demo*/ #include ...

[2 replies] Last: See: http://www.cplusplus.com/forum/beginner/11630/ (by firedraco)

by enamorada

weird programm error with getline()

Hi everyone. I just started studying C++ and I have encountered a weird error when learning I/O. When I run this piece of code, the programm waits for me to ...

[3 replies] Last: Try adding cin.ignore(); after every cin statement like Duoas advise... (by mcleano)

by evange

Can you take a few min to look at my c++ code....

Hi there, i am a c++ newbie.I was asked to write a function that takes in 3 integer parameters and returns two smallest integers among them. Here is what i don...

[5 replies] Last: Why don't you just sort the array? it is so small it'll be super fast... (by kempofighter)

by igi123

problem regarding mergesort

hello, this is my first thread at this site,i was wondering if you could tell mewhy my mergesort wasn't working correctly here is code: #include "stdaf...

[1 reply] : [co de] #include <iostream> int main(){ std::cout <<"Hello... (by helios)

by garcia

i have somproblems regarding devc++

this is my problems: 51:16 C:\Users\ekkiang\Desktop\miniproject.cpp unknown escape sequence '\S' [Linker error] undefined reference to `IntroPage()' 51...

[13 replies] Last: scanf(" %d",&keynum); keynum=getch(); In this, you are getting a... (by firedraco)

by lekaimadh

Fifteen Puzzle

The original idea for the puzzle is taken from this video http://www.youtube.com/watch?v=2Y-RXvL6CDw the rest of it is written by me the code is not the same ...

[no replies]

by oramiq

reading from file

hello i want to read from a file, i know how to read line by line or word by word ,,, iwant combination of them,, for example,, if i have file named "data",,...

[5 replies] Last: thanks Bazzy and chrisname i see the link and it is helpful,, i ma... (by oramiq)

by Bv202

Reversing a string

string tekst; cout << "enter a string: "; getline(cin, tekst); int size = tekst.length(); for (int i = 0; i < size /2; i++) { string tempvar1 =...

[4 replies] Last: Ok, thank you very much =) (by Bv202)

by chiwing

namespaces purposes in DLL

http://www.cplusplus.com/doc/tutorial/namespaces/ it say "Namespaces allow to group entities like classes, objects and functions under a name. This way the g...

[4 replies] Last: thanks, Huoas it's about 2 identical function name, it's a obvious ... (by chiwing)

by jamesfroy

hardware store inventory

hi..can i ask something this C++ i have a problem that i am not really sure if this is run to the program i am not expert of this C++ i want help of this,

[3 replies] Last: #include <iostream.h> #include <math.h> int main () { int ... (by jamesfroy)

by mikebow

reset streampos pointer

I open a file and run through it to see how many lines it has. Then i want to reset the position pointer and start over at the beginning. I have code that acc...

[14 replies] Last: Yay! We both feel bad! /me stupid sheepish grin We could race, but... (by Duthomhas)

by renisenb

Cin not getting hex value.

Cin not getting hex value. uint32_t operandA; uint32_t operandB; cout <<"Enter data ra: " ; cin >> hex >> operandA; cout << "ra=0x" ...

[6 replies] Last: Strange, I am seeing the problem again after recompiling :( It seem... (by renisenb)

by Kirah4me

hi to all....

i'm a beginner in the world of c++, i'm having a pretty hard analyzing my c++ problem... it's about the Zodiac Sign... this is the problem: A group of fung ...

[7 replies] Last: thanks bro... a big thanks to you... (by Kirah4me)

by unnati

how to access data from structures

Hi all i have 2 typedef structs typedef struct { int a; int offset; int first_val; int incr; } offset_t; typede...

[1 reply] : ptr->time_offset.first_val btw, offset_t is already a standard type... (by jsmith)

by lekaimadh

*, + and - with Matrices

Hi I'm new to programing so close one eye when you look the code the program basicly can multilply, sum and - 2 matrices so here is the code: #include <i...

[1 reply] : Inconsistent indentation, recursion with main(), global data, function... (by helios)

by Hash Hash

My 1st C++ App (text encryptor)

Hi every one! I'm a C++ beginner I wrote some apps. using pascal,VB6 but this is my first (real) app in C++ 6 It's a simple text encryptor (console applicati...

[6 replies] Last: thank you chrisname! helios wrote: It would seem to suggest that ... (by Hash Hash)

by sys7em

class Matrix2 that stores two dimensional matrix

Hello guys, I'm a beginner in c++ and i stumbled upon a problem. I have to define a class Matrix2 that stores two dimensional matrix, by keeping its elements...

[4 replies] Last: I got nothing. That's why I'm asking what is the difference. (by sys7em)

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Beginners - June 2009 (Page 15)