by: Stub |
last post by:
Please answer my questions below - thanks!
1. Why "Derived constructor" is called but "Derived destructor" not in Case
1 since object B is new'ed from Derived class?
2. Why "Derived destructor"...
|
by: Thomas Matthews |
last post by:
Hi,
Is placing the keyword "virtual" in front of a constructor
allowed as in the sample below?
class TTable
{
virtual TTable();
};
My compiler, Borland Builder 5.2, has system libraries
|
by: William Payne |
last post by:
Hello, consider the following two classes (parent and child):
#ifndef SINGLETON_HPP
#define SINGLETON_HPP
#include <cstddef> /* NULL */
template <typename T>
class Singleton
{
|
by: Xavier |
last post by:
Hi,
I have a question, in a "dreaded diamond" situation, regarding the
following code:
---- Begin code
#include <iostream>
using namespace std;
|
by: pmizzi |
last post by:
When i compile my program with the -ansi -Wall -pedantic
flags,
i get this warning: `class vechile' has virtual functions
but non-virtual destructor, and the same with my
sub-classes. But when i...
|
by: dc |
last post by:
Can anybody think of a situation where virtual function's address
resolution/ something related to virtual is done at compile time
|
by: Alex Vinokur |
last post by:
Here is a code from
http://www.parashift.com/c++-faq-lite/virtual-functions.html#faq-20.8
--------------------------------------
class Shape {
public:
virtual ~Shape() { } // A...
|
by: Stefan Nikolaus |
last post by:
Hello,
I've run into problems with defining a template, which inherits from a
base template and the usage of virtual methods in those. I want to
initialize a member variable depending on which...
|
by: Bart Simpson |
last post by:
Can anyone explain the concept of "slicing" with respect to the "virtual
constructor" idiom as explain at parashift ?
From parashift:
class Shape {
public:
virtual ~Shape() { } ...
|
by: Peng Yu |
last post by:
Hi,
I want B has all the constructors that A has. Obviously, the code
below would not work. I could define a corresponding B's constructor
for each A's constructor. But if A has many...
|
by: Charles Arthur |
last post by:
How do i turn on java script on a villaon, callus and itel keypad mobile phone
|
by: ryjfgjl |
last post by:
If we have dozens or hundreds of excel to import into the database, if we use the excel import function provided by database editors such as navicat, it will be extremely tedious and time-consuming...
|
by: ryjfgjl |
last post by:
In our work, we often receive Excel tables with data in the same format. If we want to analyze these data, it can be difficult to analyze them because the data is spread across multiple Excel files...
|
by: emmanuelkatto |
last post by:
Hi All, I am Emmanuel katto from Uganda. I want to ask what challenges you've faced while migrating a website to cloud.
Please let me know.
Thanks!
Emmanuel
|
by: nemocccc |
last post by:
hello, everyone, I want to develop a software for my android phone for daily needs, any suggestions?
|
by: Hystou |
last post by:
There are some requirements for setting up RAID:
1. The motherboard and BIOS support RAID configuration.
2. The motherboard has 2 or more available SATA protocol SSD/HDD slots (including MSATA, M.2...
|
by: marktang |
last post by:
ONU (Optical Network Unit) is one of the key components for providing high-speed Internet services. Its primary function is to act as an endpoint device located at the user's premises. However,...
|
by: Hystou |
last post by:
Overview:
Windows 11 and 10 have less user interface control over operating system update behaviour than previous versions of Windows. In Windows 11 and 10, there is no way to turn off the Windows...
|
by: tracyyun |
last post by:
Dear forum friends,
With the development of smart home technology, a variety of wireless communication protocols have appeared on the market, such as Zigbee, Z-Wave, Wi-Fi, Bluetooth, etc. Each...
|
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