interface

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In Delphi is it possible to bind an interface to an object that doesn't implement it

I know Delphi XE2 has the new TVirtualInterface for creating implementations of an interface at runtime. Unfortunately I am not using XE2 and I\'m wondering what kind of hackery is involved in doing t[详细]

2023-04-06 06:18 分类：问答
Where did the Text Selection API go?

Two years ago the HTML5 standard dropped the chapter \"Text Selection API\" which contained a specification of the Selection interface:[详细]

2023-04-05 16:43 分类：问答
Why don't .NET exceptions work against an interface rather than a base class?

The .Net framework try-catch implementation only allows you to catch types which inherit off the base class \"System.Exception\". Why could this not have been an interface such as \"System.IException\[详细]

2023-04-05 15:08 分类：问答
How INotifyPropertyChanged's PropertyChanged event get assigned?

I have following code and it is working fine. public partial class MainWindow : Window { Person person; public MainWindow()[详细]

2023-04-05 11:09 分类：问答
Storing line break in a php Variable

I am developing a Facebook App in which I get some text from the Database and Display it on the Page.[详细]

2023-04-05 10:25 分类：问答
Is it common practice to have args in a method signature for the sole purpose of fulfilling a contract

I\'m a little curious about some of the code that I saw at school and whether or not this is common practice in the field or just bad design.[详细]

2023-04-05 09:46 分类：问答
apply test suite to implementations of a interface

I have a interface for which there exists several implementations. I\'m setting up a test suite for the interface. Now I want to run all test classes from the suite for each of the concrete implemento[详细]

2023-04-05 09:07 分类：问答
Is there a Java design pattern for the problem I am trying to solve?

I have a data model which contains an array of Product objects. Before reporting from this model I am required to run a set of rules which check the integrity of each Product object in the model. One[详细]

2023-04-04 23:39 分类：问答
Python design guidance:

I\'m a very experienced developer - done a lot of heavy duty work with Delphi, C# and C++ for years. I have always adhered very closely to the guidelines for structured programming, OOP, loosely coupl[详细]

2023-04-04 23:33 分类：问答
defining Function on individual enum constants

one of my class has enum as one of its properties and the definition of the class looks like this: public class A[详细]

2023-04-04 20:10 分类：问答