Beginners - C++ Forum - November 2010 (Page 11)

I'm working on a project and I have to extract each word of a line that the operator just entered in the program. I'm not sure how to do that. Any help with be ...

[no replies]

by pipehappy

virutal function in static library

Hi there, I have came across a problem to make a library with virtual function. I have example code listed below and if I compile this way it works: g++ m...

[1 reply] : write the function definition for the func function for the base cla... (by guestgulkan)

by clomer

arrays of structs

Hello, this is my first post so Ill say hi. Im a complete newbie with C++ and we are learning it at our local college Im trying to make an array of a stru...

[3 replies] Last: Thank you so much. Case closed (by clomer)

by korselbujang

how to count an element within array

#include <cstdlib> #include <iostream> #include <string> #include <sstream> using namespace std; struct book { string title; string outhor; ...

[6 replies] Last: thanks btw, i read it , but dont get it, i dont even know what class i... (by korselbujang)

by Beginnerr

Problem with simple program

Hi, I want to make a program which inputs two integers N and d and outputs all integers between 1 and N, which are divisable by d! And i think i did it but t...

[3 replies] Last: Thanks a lot.Omg what stupid mistake (i=n,i==n).I didnt saw it.Thank u... (by Beginnerr)

by korselbujang

add new element without loosing existing data

#include <cstdlib> #include <iostream> #include <string> #include <sstream> using namespace std; struct book { string title; int price;...

[2 replies] Last: thanks, ill find out.... (by korselbujang)

by matsern97

division wont work properly in calculator

hey... i'm back with my calculator. it works just fine until the division part. it can just divide numbers that get a hole number, like it cant calculate 3 / 2....

[3 replies] Last: shall i change everyone with float/double? (by matsern97)

by waqqassheikh

Code Review

I've written this code for a hangman game. I think i started off well, but ended up overcomplicating it. I'd be really grateful if someone could tell me how to...

[1 reply] : Re: The use of goto See: http://www.stevemcconnell.com/ccgoto.... (by closed account z05DSL3A)

by KDeuce

get line

I am trying to get a line from a file using the getin command however I am having some errors. rooms.open("c:\\rooms\\rooms.txt",ios::in); rooms.getline(roo...

[1 reply] : I guess rooms is an istream then getline requires a buffer and a size ... (by coder777)

by Joseph1975

Passing an array to function and retrun a value

I have read a file to an array successfully. However, when I attempt to send "avg" to a cout statement it returns a zero. I have walked through the function u...

[7 replies] Last: I'm very new to C++; I thought when I returned avg in my function r... (by Joseph1975)

by dbridle

Vector<string> issues in release, not debug

Its hard to put a title on this issue, but I hope thats ok! I have the following code (Please forgive the messagebox's, I'm just tracing the failure): ve...

[5 replies] Last: It was trying to put data into the vector for a file stream that conta... (by dbridle)

by miaOnDeLine

console stopped working during input getline

I try to search the similar symptoms on the web and also forum regarding this matter. I wish to create system to input student info( i start with name first) 1...

[5 replies] Last: Thanks coder777 and Duoas for helping me out. =) really enjoy learnin... (by miaOnDeLine)

by theChameleon

P2P Theory vs Practical

im a computer science grad, and have studied a module that briefly touched on P2P. let me say again, briefly . so, it's all about DHT, Chord, yada yada yada...

[no replies]

by chesterbloke

Vectors and Arrays

So far I have an array that says this: char *myarray=("hello") and a vector that says this: vector<string> myvector myvector.push_back("hello") how...

[2 replies] Last: Thank you coder. I didnt want to convert it, just compare the contents... (by chesterbloke)

by Cplusplus newbie

Reciept Program

Hello, I've been lurking around the forums for a while, picking up random bits of knowledge for use in my Intro to C++ class. However, my teacher as...

[3 replies] Last: Well, first write the program ignoring the conditions. Then try to red... (by hamsterman)

by AkoTheShadow

file and arrays

I have the prototype int read_list(int numbers , string filename) and I have 2 .txt files with numbers in them that I'm trying to place in the array to ...

[3 replies] Last: to convert std::string to const char*, std::string has a member functi... (by hamsterman)

by daedalic

Creating Mutiple Nested Class Instances

I am wondering how to create multiple instances of a nested class within one instance of the outer class. Here is a simplified version of what I'm doing: ...

[2 replies] Last: Ah! that seems so obvious now. Thanks for the help! (by daedalic)

by matsern97

expected primary-expression before 'else'

i am trying to make a simpel calculator but it wont work, i have written the code. but on line 34 and 38 the error Message comes up; " expected primary-expressi...

[4 replies] Last: @matsern97 It does not matter. good luck. (by firix)

by firix

How do I create an object of type complex?

Hi, How do I create an object of type complex but, in the main I do not want the creation of an object "Imaginary type" #pragma once #ifndef _IMAGI...

[12 replies] Last: @fun2code I could not understand what you say. the above code do... (by firix)

by irspeshul

Problem with Inputting File Name

char filename ; int i=0; int j; char Read ; ifstream file; ...

[4 replies] Last: Don't check for eof. while(file >> y) is already doing that (when it... (by ne555)

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Beginners - November 2010 (Page 11)