abstract-class

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Abstract class issue

I am creating one parent Activity(Class) and then want to extends this class to another Activity(Class). I have some controls in all the Activities(Classes) so I decide to use Abstract class so that I[详细]

2023-04-13 03:24 分类：问答
can I have an abstract class inheriting from another abstract class ? (java) [closed]

开发者_如何学编程 It's difficult to tell what is being asked here. This question is ambiguous, vague, incomplete, overly broad, or rhetorical andcannot be reasonably answered in its current for[详细]

2023-04-11 15:33 分类：问答
Passing in an Object to an abstract type's constructor in C++

I\'m trying to create CnD_Message_Handler of parent type i_MessageHandler. i_MessageHandler constructor takes a i_MessageFactory, another abstract class. CnD_Message_Factory inherits from i_MessageFac[详细]

2023-04-10 22:20 分类：问答
Interface, Abstract, or just virtual methods?

I have a bunch of systems, lets call them A, B, C, D, E, F, G, H, I, J. They all have similar methods and properties.Some contain the exact same method and properties, some may vary slightly and some[详细]

2023-04-08 22:06 分类：问答
Unable to create class instance

I have a singleton class that implements two other abstract classes. My monkey::getMonkey fails because of thisMonkey = new monkey() returns \"object of abstract class type \"monkey\" is not allowed\[详细]

2023-04-08 11:28 分类：问答
How to test abstract class in Java with JUnit?

I am new to Java testing with JUnit. I have to work with Java and I woul开发者_高级运维d like to use unit tests.[详细]

2023-04-08 05:41 分类：问答
C# interfaces with same method name

I dont know if what I\'d like to do is simply not possible: or I\'m not thinking about it in the correct way.[详细]

2023-04-07 05:07 分类：问答
Django: Custom Model Manager queries in abstract classes

I am working on a django project in which I create a set of three abstract models that I will use for a variety of apps later on all of which will contain this hierarchy of three models. E.g.:[详细]

2023-04-07 04:43 分类：问答
Abstract Class in Design Pattern

For Facade Design Pattern in the book the book Elements of Reusable Object Oriented Software by Erich Gamma on degign patterns, the implementation part talks about making the facade class an abstract[详细]

2023-04-07 03:04 分类：问答
Abstracting the accountcontroller MVC

How would I go about abstracting the membership information in MVC3 c# Currently the membership data is kept on a localhost SQL server and is linked to MVC via the Entity Framewor开发者_如何学Gok.[详细]

2023-04-06 21:18 分类：问答