Recent questions tagged OOP

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oop - DDD - the rule that Entities can't access Repositories directly

In Domain Driven Design, there seems to be lots of agreement that Entities should not access Repositories directly. ... have ideas about this. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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oop - C# : Converting Base Class to Child Class

I have a class, NetworkClient as a base class : using System.IO; using System.Net.Sockets; using System. ... be converted to Skyfilter Client? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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566 views

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oop - Doctrine2 ORM does not save changes to a DateTime field

I have a User entity: use DoctrineORMMapping as ORM; /** * ExampleBundleEntityUser * * @ORMEntity() */ class User ... ); Why is this happening? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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714 views

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oop - Is it possible to override a constructor in C#?

Is it possible to override the constructor of the base class in the derived class? If so, the how can it be ... practical? If not, why not? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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670 views

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oop - Is John Resig's Javascript inheritance snippet deprecated?

I'm looking for a simple way of creating two classes, one inheriting from the other, and the child ... Javascript's prototype inheritance model? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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625 views

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oop - When to implement an interface and when to extend a superclass?

I've been reading a lot about interfaces and class inheritance in Java, and I know how to do both and I ... when do you extend a superclass? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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656 views

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oop - Is it bad practice for a class to have only static fields and methods?

I have a class that consists only of static member variables and static methods. Essentially, it is serving ... variables and static methods? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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695 views

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oop - Getting static property from a class with dynamic class name in PHP

I have this: one string variable which holds the class name ($classname) one string variable with holds the property ... in some of the cases) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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548 views

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oop - Dynamic method dispatching in C

I know it sounds silly and I know that C is not an Object Oriented Language. But is there any way that ... idea. How could I implement this? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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788 views

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oop - "public" or "private" attribute in Python ? What is the best way?

In Python, I have the following example class : class Foo: self._attr = 0 @property def attr(self): return self. ... ! What is the best way ? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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