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Beginners - January 2012 (Page 13)

2 colons and no identifier infront ... wtf?

Hi, what does the two consecutive colons in the text with bold letters mean? static void func () { } ctor::ctor () : member_1 (), member_2 ( ::func () ...

[2 replies] Last: Yes it is standard syntax and it means that func is in the global name... (by Peter87)

by bouldermash

DISPLAY POSITIVE AND NEGATIVE

#include<conio.h> #include<iostream.h> void main() { clrscr(); long input,negaAr ,posiAr ; for (int x=0;x<10;x++) { cout<<"enter:"; cin>>input; if (...

[7 replies] Last: simply put, you've done it all wrong . (by ThangDo)

by billythekid

linking error on assiging function pointer to static member

This code gives me linking error: void func1() { cout<<"func1()"<<endl; } class a { public: static void (*func)(void); }; int _tmain(int argc, _TCHAR*...

[1 reply] : Hi dude, this is the god damn solution to your problem (the line in bo... (by billythekid)

by Kim van der Linde

array1[array2[1]] question (1,2)

In JAVA, the language I program in normally, array1[array2 ] means that you take cell 1 out of array2 and use that number to access the relevant cell in array1....

[26 replies] Last: Here is a tip for you: If you want to ask how a function is doing what... (by closed account 1vRz3TCk)

by May1111

Overoading operators

Hello, I am very new to c++ and need a bit of help please. I am writing a program to calculate the area of a cylinder. I have come across a few problems alread...

[2 replies] Last: Thanks makes sense. (by May1111)

by Exispistis

Function error.

Hello, I have made a function which looks like this: void MapRead(int ** a, int rows, int cols, int level){ stringstream ss; ss << level << ".aem"; ifstream...

[7 replies] Last: Thankyou very much. This helped well! (by Exispistis)

by zephyr000

where to mention the line i want from txt file...

i want the user to provide detail about the line and the program to provide the total line please help . i have tried many things but it shows some part or whol...

[4 replies] Last: Did you include <limits>? (by Peter87)

by renren00

Whats wrong with this codes

Whats wrong with my program. please help me correct my program because it does not do what i want it to do. #include <stdio.h> #include <conio.h> void...

[1 reply] : Your for loop runs forever and i always remains 0. Use for(; str... (by Stewbond)

by atropos

question about formatting cout

My current assignment is to prompt the user for a name and gross pay, then apply a series of taxes and payments, then save the results (in formatted form) to an...

[1 reply] : I'm sure there are serval ways to do this but take a look at the use o... (by histrungalot)

by ChadCurtiss

Need help making a game

I am just starting out in c++, I want to make a game to tell you your fortune... very simple obviously. It will ask you to choose from 2 numbers and whatever on...

[6 replies] Last: #include <iostream> #include <ctime> #include <cstdlib> #include <cm... (by Aramil of Elixia)

by GOLF O

Pointers

I am trying to write a program and I have the following code: #include <iostream> using namespace std; void readSizeAndAllocateArray(int ** ptr, i...

[2 replies] Last: When I take your suggestion of removing the -1 and the *size I still g... (by GOLF O)

by Matt Cromer

Sterilizing User Input

I'm trying to make sure that cin never gives me an error, no matter what the user inputs. This is what I have so far. while(!(cin >> width)) ...

[8 replies] Last: try string then string stream it into an int and test it for numbers t... (by Aramil of Elixia)

by mrossim

How do I embed a C++ program into a website?

i just want to be able to let my friends try out my programs from the internet. i have a really basic website to work with (my real website is down). help me?

[5 replies] Last: hmm. ok. thank you :) (by mrossim)

by jmbauer1

palindrome program

so this program is suppose to read from a file and see if its a palindrome or not, there is something off with my code and i was wondering if anyone can see wha...

[5 replies] Last: oh wow, thanks it works now (by jmbauer1)

by oyoung

Why do you put & after istream?

Hi im new to this language. I'm so confused about this. When you make a fuction which reads a number to a variable, you put '&' after istream. istream&...

[5 replies] Last: Here's something: how do you think of this in your head? MyClass *... (by LB)

by god froggy

Help with fstream (1,2)

Hi, I am a newcomer to C++ and the forum and recently I have been spending most my time making a simple RPG game. My most recent implementation was going to be ...

[23 replies] Last: No prob. Good luck coding (: (by Lynx876)

by goldwing

Parsing a string

First of all I am less informed than a "beginner". I have a program that was written for me several years ago and I no longer have acces to the programmer. Ther...

[no replies]

by mrhabsfan

Trouble with program loops.

Okay, so I'll cut right to the chase here and link my program. while (mathType != "added" || mathType != "subtracted" || mathType != "multiplied" || mathType...

[3 replies] Last: It all depends on what what you want to check. a && b is true if bot... (by Peter87)

by UltimateCoder

Splitting String

I am trying to split a string like "8573656.5465467.5435325.3253255" into separate int variables each containing the group of numbers between the dots. Someone ...

[3 replies] Last: getline takes an optional delimiter to tokenize a stream. Just feed t... (by moorecm)

by nickoolsayz

Stubs and Driver any1?

Im studying the use of stubs and drivers. I basically know what their use is, but im not sure how to use them or implement them. Not understanding the concept...

[4 replies] Last: Thanks you described it very well but i guess im going to need to actu... (by nickoolsayz)

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