Beginners - C++ Forum - August 2014 (Page 29)

Hi If you had to replace the following member function with a (global) operator <<, how would you do that? void print(vector<string> &names, vector<d...

[1 reply] : The operator << has an arity of two: stm << object ; So we need to... (by JLBorges)

by mehak

Class

according to me the output of the following program should be 2 and 4 but its not,y? #include<iostream> using namespace std; class Bix { int x, y; pu...

[2 replies] Last: Why are Bix::main and Bix::show creating private instances of Bix name... (by AbstractionAnon)

by JasonMcG

sorting

Hi I have two vectors. One for names and the other for ages. I want to create a new vector to store the ages that match the names after the names have been s...

[10 replies] Last: > error: 'class std::multiset<std::pair<std::basic_string<char>, doubl... (by JLBorges)

by mehak

type checking

what is static and dynamic type checking and how does C++ accomplishes that?

[1 reply] : You are spewing many questions of similar nature. Start from some int... (by keskiverto)

by Geranimo

Problem with iterators

Hi, I wrote a simple program to test equality between 2 containers, but it's not working and I can't figure out why. #include "stdafx.h" #include <ios...

[13 replies] Last: Ok I finally got it working, I think sleeping helps clarifying all tha... (by Geranimo)

by mehak

constructors

From inside the constructors and destructors,a virtual call is resolved at the time of compilation.I came across this statement however couldnt understand.

[1 reply] : I came across this statement however couldnt understand. Probably bec... (by Avilius)

by ugonna

block characters and loop program

hello guys, i am having some problems with my code (i am an absolute beginner by the way). i am creating a program where the user gives me the input of his "buy...

[no replies]

by mehak

ad-hoc polymorphism

what is ad-hoc polymorphism?

[no replies]

by mehak

class pointers

why derived class pointers cannot point to base class and why is the vice versa correct?

[2 replies] Last: Hi, One can declare a function that takes a pointer to a base class, ... (by TheIdeasMan)

by mehak

friend function

why is it neccessary to define the friend functions outside the class?

[1 reply] : It's not. #include <iostream> class Class { public: Class(int valu... (by Peter87)

by hyaghini

hide cin

hi how can I hide my cin in console mode, like password?

[4 replies] Last: see: http://www.cplusplus.com/forum/beginner/43683/ (by JLBorges)

by buddha87

Does bit shift operator changes the operands?

I am a little confused by bit shift like ">>" or "<<". See following commands: int a = 16; int b; a>>1; b = a>>1; My question is: what is value...

[5 replies] Last: I hadn't thought of that. I recently discovered that boost::path appe... (by kbw)

by Katierose1029

HELP! I need help understanding this error message

My code is supposed to take in a string and return how many words are in the line. The code compiles, however I am receiving an error message that I do not und...

[1 reply] : Problem is line 43: i <= s.length() After you fix that, the next ... (by Smac89)

by xenovia12

function pass by parameter

int exp_adder( int exp ) { if ( win ) { experience += 20; if( experience == 100 ) //experience and character_level is global ...

[8 replies] Last: okay i learn some techniques about using or making global . If you a... (by xenovia12)

by Acidbassist

Program-Defined Value Returning Function - 3 Test Scores Averaged

This may seem redundant, as I know I have seen at least one thread on this exact topic, but it seemed to vary from what I had, and I couldn't quite get the answ...

[2 replies] Last: Well, as I figured, it was something really simple. And I appreciate y... (by Acidbassist)

by Dan Feerst

pointers, bool types, why doesn't this work?

This tiny program is supposed to accept a hard drive as a device, read the bootsignature and verify that it is 0x55AA So far, the bootSignature pointer points...

[8 replies] Last: I would not write a class at all: it is a sideways approah to a rather... (by IWishIKnew)

by Antone333

Is This Possible?

I have been making an rpg game that is set in the console @ is player # is wall and so on. but one of the features i was wanting to put into the game i have no ...

[2 replies] Last: thanks. i agree with just having a set number of arrays with a lock. t... (by Antone333)

by closed account Lzvqko23

strstr and finding text in pointer

Oops .. disregard. Someone can delete this as there is no point posting this until I work out the logic involved. Thank you

[no replies]

by VentusiK

Problem with while loop and variables

Hi, i'm trying to build a program to count squares inside of squares (i don't know how to explain better, take a look at the link). The program worked out all r...

[3 replies] Last: The program is fine, woks as expected, but when i tried to add a while... (by VentusiK)

by bigstuff1988

C++ program help

Good Afternoon, I am currently in a C++ course and I am having problems with one of my assignments. The question is below (number 4), and then what I have is...

[1 reply] : If your whole program is in one (cpp) file, then why are you linking t... (by keskiverto)

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Beginners - August 2014 (Page 29)