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General C++ Programming - October 2011 (Page 26)

I want to know how to declare the = operator ... And i want to ask y the default constructor does not working #include <iostream> #include <cmath> using n...

[5 replies] Last: I'm not sure how to answer that, obviously adding together uninitializ... (by Computergeek01)

by crosslink

Function that Selects characters in a string of char array...

This function is suppose to take an array of char type as argument, and select certain characters (integers and " . " ) in the array and ignore some characters ...

[2 replies] Last: arr1 not defined in ur programme And u should make a loop to change th... (by Hamza Abuzahra)

by peeterparker

Priority Queue not popping out the topmost element. Weird!!!

Hi, For my Discrete event simulation assignment, I was advised to use priority queues. I was able to access the perfect top element but when I pop out I g...

[7 replies] Last: Have you still got that == comparison between two doubles ? This will... (by mik2718)

by ashwinkumar18

copying and repopulating a struct instance with pointers

I am working on a tool in windows c++. I have a c++ structure which has the following format typedef struct node { int open; int version; ...

[no replies]

by iamuser2007

How can i write this formula in c++?

i am beginner in c++ and i am solving problems. i don't know how to write these formulas in c++ code. i can write quadratic but i don't know how to write this ...

[3 replies] Last: Tell me how to write first one formula Haha, I know you said pleas... (by ultifinitus)

by jessemelhuish

Template Class not working

As an assignment at the beginning of my class I had to create a class to read in integer form a file and print them back out in another(combination review of fi...

[1 reply] : Your read_array doesn't really stand alone. It uses a global in arr... (by kbw)

by qurilly007

Concept behind Accessing Function via a Function: Object.function1().function2();

Generally we access a member function (say fun1()) of a class(say ClassA) as- 1. ClassA a; //Declare object of ClassA 2. a.fun1(); //It means fun1() is ...

[3 replies] Last: Typically you would return a reference, not a copy. Here's a more t... (by Disch)

by drew99

Vigenère chiper

I'd want to know the principle that allows to obtain the encrypted character from the clear and the key, without using the Vigenère table. You can extend the V...

[6 replies] Last: I want to find the characters corresponding to 'hello', when I use the... (by drew99)

by closed account y3qpfSEw

Inheritence Issues With Templates

The following code when compiled with gcc declares that in the partial template specialization of Vector<T > that the protected member data does not exist. What...

[4 replies] Last: how do you declate the using function, in a .cpp file so far visual ... (by Blessman11)

by learningtocode14

How to program a robot in c++?

hello im 14 and i have joined a robotics team and they use something well easy to program the robots similar to visual basic its called labview and i think our...

[1 reply] : You are at the perfect age to be getting into this kind of stuff, book... (by Computergeek01)

by namcs

Member method of NULL pointer

Hi all, Recently my friend found out that the following code wouldn't crash: struct aStruct { print() { printf("hahaha\n") } }; int main() { aStr...

[12 replies] Last: Note that this might crash or do weird things (if, for example, the fu... (by Disch)

by learningtocode14

Do you know any books that can help me program a 32 bit os?

i want to make a mini os that i can boot from my flash drive i just want it to say this an os.

[1 reply] : The "difficult" part of making an OS after you have your framework don... (by Computergeek01)

by liondancer

Constructor help!

struct BinaryNode { Comparable element; BinaryNode *left; BinaryNode *right; BinaryNode(const comparable & theElement, BinaryNode *lt, BinaryNode *rt...

[3 replies] Last: This is an initializer list as Nisheeth mentioned and you should use i... (by eypros)

by Srija

Linked List Datatypes

Hi.......... Is "Node" is a data type used in linked-list programming?????????

[2 replies] Last: Thanq for the reply (by Srija)

by sandipan

Accesing Private members of a derived class

Hi, I have a doubt regarding, the accessibility of the private member functions of a derived class, which is an overridden form of a public and virtual fun...

[2 replies] Last: Thanks sloppy9, for your response on this. (by sandipan)

by mathewfer

command line parameters with "-" switch

Hi I am still learning C++ & I think I am missing something very basic here. Hope someone can help. I wrote the below code as a main structure for my C++...

[2 replies] Last: The problem is here: if ( (strcmp(argv , "-h")==0 || strcmp(argv , "-... (by modoran)

by make026

Does an array return a value?

Hello all! My question: #include <stdio.h> int main() { char ch ="A dog is running out!"; int i; for(i=0; i<=20; i++){ printf("%c",ch ); ...

[5 replies] Last: Thank you, Disch! I know why the 2nd for()-loop is working now! (by make026)

by Thaddeusmnky

C++ Through Game Programming (Help me please?)

Okay to start off, I am a new to programming, this will more then likely be a simple question to answer. Second thing, a lot of "programmers" I know said "EWW d...

[1 reply] : One last thing is, some of the programmers I know want to use arrays ... (by sohguanh)

by onetwothreeme

Stacks

I was in the process of this program and I'm havin a of problem with my temp stack. Basically, If the gumball i am lookin for is being blocked by other gumballs...

[1 reply] : your push operation of stack don't push any item into your define temp... (by beginning)

by mzimmers

want to "harden" a file reading utility: (1,2)

Hi, all – I've written a small routine to populate an integer array with values from a file: #include <iostream> #include <fstream> #include <strin...

[31 replies] Last: I apologize for leaving out a detail: the only member in SocReg that g... (by mzimmers)

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