by: tirath |
last post by:
Hi all,
I have a templated class that derives from a non-templated abstract class.
How do I then cast a base class pointer to a <templated> derived class
pointer in a generalised fashion?
...
|
by: Banaticus Bart |
last post by:
I wrote an abstract base class from which I've derived a few other
classes. I'd like to create a base class array where each element is
an instance of a derived object. I can create a base class...
|
by: justanotherguy63 |
last post by:
Hi,
I am designing an application where to preserve the hierachy and for
code substitability, I need to pass an array of derived class object in
place of an array of base class object. Since I...
|
by: Alfonso Morra |
last post by:
Hi,
I have a variable that stores a pointer to a base class. I am using this
variable to store pointers to objects of the base class, as well as
pointers to other derived classes.
However,...
|
by: Bhan |
last post by:
Using Ptr of derived class to point to base class and viceversa
class base
{
....
}
class derived : public base
{
....
}
|
by: Michael |
last post by:
Hi,
Could you tell me whether the following two statement are the same?
Derived class is derived from Base class.
1. Base* ptr1;
2. Derived * ptr2;
Does it mean ptr1 is the same as ptr2?
|
by: Scott |
last post by:
Hi All,
Am I correct in assuming that there is no way to have a base pointer to an
object that uses multiple inheritance?
For example,
class A { /* ... */ };
class B { /* ... */ };
|
by: Juha Nieminen |
last post by:
I'm sure this is not a new idea, but I have never heard about it
before. I'm wondering if this could work:
Assume that you have a common base class and a bunch of classes
derived from it, and...
|
by: Rune Allnor |
last post by:
Hi all.
I am sure this is an oldie, but I can't find a useful suggestion on
how to solve it.
I have a class hierarchy of classes derived from a base class.
I would like to set up a vector of...
|
by: Charles Arthur |
last post by:
How do i turn on java script on a villaon, callus and itel keypad mobile phone
|
by: aa123db |
last post by:
Variable and constants
Use var or let for variables and const fror constants.
Var foo ='bar';
Let foo ='bar';const baz ='bar';
Functions
function $name$ ($parameters$) {
}
...
|
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: Sonnysonu |
last post by:
This is the data of csv file
1 2 3
1 2 3
1 2 3
1 2 3
2 3
2 3
3
the lengths should be different i have to store the data by column-wise with in the specific length.
suppose the i have to...
|
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: Oralloy |
last post by:
Hello folks,
I am unable to find appropriate documentation on the type promotion of bit-fields when using the generalised comparison operator "<=>".
The problem is that using the GNU compilers,...
|
by: jinu1996 |
last post by:
In today's digital age, having a compelling online presence is paramount for businesses aiming to thrive in a competitive landscape. At the heart of this digital strategy lies an intricately woven...
|
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