by: Merlin |
last post by:
Hi
Been reading the GOF book and started to make the distinction between
Class and Interface inheritance. One question though:
Do pure abstract classes have representations? (data members?)...
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by: Dave Veeneman |
last post by:
Is is legal to declare abstract members in non-abstract classes? How about
non-abstract members in abstract classes?
I am writing a base class with three derived classes. The base class will...
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by: Dan Sikorsky |
last post by:
If we were to define all abstract methods in an abstract class, thereby
making that class non-abstract, and then override the heretofore 'abstract'
methods in a derived class, wouldn't that remove...
|
by: Tony Johansson |
last post by:
Hello!!
Assume you have an Interface called ITest with these three method
declarations.
interface ITest
{
void foo1();
void foo2();
void foo3();
}
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by: jason |
last post by:
In the microsoft starter kit Time Tracker application, the data access
layer code consist of three cs files.
DataAccessHelper.cs
DataAcess.cs
SQLDataAccessLayer.cs
DataAcccessHelper appears...
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by: mailforpr |
last post by:
Hi.
Let me introduce an iterator to you, the so-called "Abstract Iterator"
I developed the other day.
I actually have no idea if there's another "Abstract Iterator" out
there, as I have never...
|
by: emin.shopper |
last post by:
I had a need recently to check if my subclasses properly implemented
the desired interface and wished that I could use something like an
abstract base class in python. After reading up on metaclass...
|
by: David Zha0 |
last post by:
Hi,
"when we call a virtual method, the runtime will check the instance who
called the method and then choose the suitable override method, this may
causes the performance drop down", is this...
|
by: Miguel Guedes |
last post by:
Hello,
I recently read an interview with Bjarne Stroustrup in which he says
that pure abstract classes should *not* contain any data. However, I
have found that at times situations are when it...
|
by: Tony Johansson |
last post by:
Hello!
Here I have an Interface called ITest and a class called MyClass which
derive this intrface.
As you can see I don't implement this method myTest in class MyClass because
i use the...
|
by: taylorcarr |
last post by:
A Canon printer is a smart device known for being advanced, efficient, and reliable. It is designed for home, office, and hybrid workspace use and can also be used for a variety of purposes. However,...
|
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...
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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...
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by: BarryA |
last post by:
What are the essential steps and strategies outlined in the Data Structures and Algorithms (DSA) roadmap for aspiring data scientists? How can individuals effectively utilize this roadmap to progress...
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by: nemocccc |
last post by:
hello, everyone, I want to develop a software for my android phone for daily needs, any suggestions?
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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...
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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,...
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by: Hystou |
last post by:
Most computers default to English, but sometimes we require a different language, especially when relocating. Forgot to request a specific language before your computer shipped? No problem! You can...
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