Recent questions tagged OOP

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oop - Getting the name of a child class in PHP

Lets say I'm building a base class which will be extended upon by the children class. So a base class is ... /Child2? This is all using PHP See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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oop - Sharing Realm fields on Android

Realm on Android doesn't support model inheritance/polymorphism. So is there any way to share fields on Android? We ... ... help is appreciated! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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oop - Global (shared) variables in Matlab GUI code behind. Is there better way to do it then using handles structure?

I have spent some time lately creating complex Matlab GUI tool. I'm using GUIDE GUI builder. I dislike the way ... GUI then please suggest it. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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oop - Python: Can subclasses overload inherited methods?

I'm making a shopping cart app in Google App Engine. I have many classes that derive from a base handler ... body(self, CSIN): #@UnusedVariable See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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oop - PHP: array_map on object?

I'm trying to write a function that formats every (string) member/variable in an object, for example ... array_map or array_walk with objects? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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oop - Calling non-static method from static one in Python

I can't find if it's possible to call a non-static method from a static one in Python. ... static_method_two(cmd): static_method_one(cmd) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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oop - In Python, can you call an instance method of class A, but pass in an instance of class B?

In the interest of reusing some existing code that was defined as an instance method of a different class, I ... is. Thanks for the comments. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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oop - Memory-Allocation for function calls of form x = f(x) in MATLAB

In my code, I have lots of places where I invoke functions of the form X = f(X) and X can be a rather ... I would rather not do this otherwise. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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oop - Call Python Method on Class Attribute Change

I'm writing an API parsing Twitter bot and am very new to OOP. I have some existing Python code that relies ... passed to that variable as well? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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oop - Fortran Functions with a pointer result in a normal assignment

After some discussion on the question found here Correct execution of Final routine in Fortran I thought it will ... or the other assignment? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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oop - Importance of protected/private in PHP classes

Usually when I see PHP classes, most of the variables and functions are either private or protected. Because the ... or am I missing something? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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oop - How to call parent class' method from a subclass in JavaScript so that parent's local variables would be accessible?

I'm using one of the approaches to class inheritance in JavaScript (as used in the code I'm modifying), but ... .MethodA(); child.MethodB(); See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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oop - Lua metatables and metamethod - How to call a different member function

I have the following Class local PROGRESS = {} PROGRESS.__index = function(self,key) if key~="__group" ... . Hope that makes sense. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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oop - Get variable name of object inside the object php

I'm wondering if this was possible and I could not find a way to do it so I ask. How can I get the ... ! Well I just wanna know its possible. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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oop - Why Data type in java are not object?

I have studied about java datatype very earlier and found that they are primitive type. As java is object oriented but ... not. why is it so? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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oop - C# Custom Observable Collection - Should I use Composition or Inheritance?

I want to create a custom observable collection (can be bound to in XAML), but I want to track additional ... but can't hide via inheritance. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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oop - How to override private variable in javascript?

// base function function Man(name) { // private property var lover = "simron"; // public property this.wife ... is wrong? Thanks for any help. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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oop - Why is an interface or an abstract class useful? (or for what?)

So my question is, why to use interfaces or abstract classes? Why are they useful, and for what? Where can i use them intelligently? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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oop - declaring protected variable in javascript

How do i declare protected variable. Let me give an example here // Constructor function Car(){ // Private ... also present in car class. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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oop - Access of Non-Static Function of a Class in PHP

Why is this legal in PHP? <?php class Foo { public function test() { echo "hello "; } } Foo::test() ... but I can access it without an instance. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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oop - Sharing objects between PHP classes

What is the best way to share objects between other classes? For example; a "database" object with functions that are ... ; Be the way to go? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.9k views

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oop - Best way to implement a decorator pattern for method result caching in PHP

I have a set of classes which have a habit of being called repeatedly with the same arguments. These methods ... t really see anything. Thanks! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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oop - Matlab - Handle object properties of unique objects refer to the same object?

I am confused on how to use handle objects as properties in matlab. For example, I defined the following classes: ... I deal with this issue? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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oop - Should I use unset in php __destruct()?

Is it a good practice to unset the variables that you used in a class? Or its an optional? If its a ... benefit of using the unset function? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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oop - Accessing a parents variable from subclass php and parent keyword?

I have a parent class and a subclass, the parent class has a constructer that sets a var and I would like to use that ... -> myVar = 'a'; } } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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oop - Why can't I call a protected method from an inheriting class in another package in Java?

Say there's the following base class: package bg.svetlin.ui.controls; public abstract class Control { protected ... a different package. Thanks! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.9k views

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oop - How do you copy a PHP object into a different object type

New class is a subclass of the original object It needs to be php4 compatible See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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2.2k views

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oop - What is the max level of inheritance in java?

I was wondering if there is a finite number of time that I can inherit a class? Or what are the factors that can influence this? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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