Issue If I have a abstract class called SuperClass and a sub class to it, called SubClass, with methods declared like this: public abstract class SuperClass { public void foo() { //Do something bar(); } public void bar() { //Does
Continue readingTag: overriding
Preferred method of overriding an emacs lisp function?
Issue I have rewritten and stand-alone tested the behaviour of an inner function invoked by one of the Emacs functions bundled with Emacs 24. What is the preferred way of incorporating – e.g. in my init.el – my function’s behaviour
Continue readingAndroid button onclick override
Issue I would like to create a CustomButton which has a predefined onClick. In fact, my object would do the same job than CustomButton mButton = getViewById(..); mButton.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { show_something() } Is there
Continue readingPyQt after override dragEnterEvent and dropEvent cursor donot blinking and change
Issue I write the class for overriding dragEnterEvent and dropEvent methods at the QtWidgets.QPlainTextEdit object: class ChangeMethodsDnDTagList(QtWidgets.QPlainTextEdit): def __init__(self, obj): super().__init__() self.obj = obj # will be type = BeforeQtWidgets.QPlainTextEdit self.obj.dragEnterEvent = self.dragEnterEvent self.obj.dropEvent = self.dropEvent def dragEnterEvent(self, event): if
Continue readingCan I override setter function of generic class?
Issue I am inheriting generic class Vehicle in generic class Jet with two more variable named T4 and T5. While overriding setName(T ) function of parent class I get an error saying Error:(27, 17) java: name clash: setName(T1) in Jet
Continue readingHow to 'update' or 'overwrite' a python list
Issue aList = [123, ‘xyz’, ‘zara’, ‘abc’] aList.append(2014) print aList which produces o/p [123, ‘xyz’, ‘zara’, ‘abc’, 2014] What should be done to overwrite/update this list. I want the o/p to be [2014, ‘xyz’, ‘zara’, ‘abc’] Solution You may try
Continue readingOverriding MinimumLevel doesn't work in Serilog
Issue Trying to set minimum log level for Serilog 2.8.0 (in .NET 4.6.2). Logging is working fine, but not the Override feature. Here is my Program.cs: using System; using LogTest1.Classes; using Microsoft.Extensions.Configuration; using Serilog; using SomeLib; namespace LogTest { internal
Continue readingBox-shadow on element with -webkit-mask-image
Issue I have a div with background-image inside another div with -webkit-mask-image, because border-radius was not working on WebKit browsers in this case. If I set a box-shadow to the parent div, it shows up in Firefox but not in
Continue readingOverRiding Vs PolyMorphism
Issue What is the difference between the two? A super class having myMethod(int a) and an inheriting class having the same method, Is this overriding or polymorphism? I am clear with the difference b/w overriding and overloading, but the polymorphism
Continue readingWhy can't I access C# protected members except like this?
Issue This code: abstract class C { protected abstract void F(D d); } class D : C { protected override void F(D d) { } void G(C c) { c.F(this); } } Generates this error: Cannot access protected member ‘C.F(D)’
Continue readingForce child class to override parent's methods
Issue Suppose I have a base class with unimplemented methods as follows: class Polygon(): def __init__(self): pass def perimeter(self): pass def area(self): pass Now, let’s say one of my colleagues uses the Polygon class to create a subclass as follows:
Continue readingCan I override kotlin method which returns Unit type in Java
Issue Main Question: How can I override kotlin method in java which returns Unit type? I’m trying to use kotlin library in java and there is a method which name is override fun invoke(): Unit that I have to implement.
Continue readingJava Deep Comparison Returns False when Comparing a Deep Copy
Issue I created an abstract class Fruit, which overrides the equals() method. Then I created a subclass, Orange, which overrides the copy() and the equals() method. In my test file, TestFruit.java, I am creating an array of oranges and testing
Continue readingOverride default behavior of comparison operators in JavaScript
Issue I have a custom Javascript class (created using John Resig’s Simple Javascript Inheritance). I want to be able to compare two instances of this class, using the ==, <, >, >=, and <= symbols. How do I override the
Continue readingOverride a specific method of interface
Issue I want to implement a slightly customized version of an Interface. Let’s take sort.Interface as an example. We already have sort.IntSlice that implements the whole interface. But I want to implement an AbsoluteSort algorithm. For that, I only want
Continue readingOverload an overridden, inherited method
Issue Say I have my class A and class B inherits from A. I want to override the method public void print() which should work just fine. But is it possible to overload public void print() in B, but with
Continue readingForce a derived class to override one of a set of virtual functions
Issue Given a base class which has some virtual functions, can anyone think of a way to force a derived class to override exactly one of a set of virtual functions, at compile time? Or an alternative formulation of a
Continue readingOverride GetItemCheckState() from a checklistbox
Issue Is there any way to override GetItemCheckState(i) from CheckedListBox? I’m trying to make a class to have a custom CheckedListBox that works the exact same, but when I call GetItemCheckState(i) instead of returning string Checked or Unchecked I want
Continue readingOverride method with shared_ptr Base type with shared_ptr Derived type
Issue I am attempting to create an abstract method for cloning classes derived from base and returning them as a shared_ptr like so: class Base { public: virtual std::shared_ptr<BaseSymbol> clone() = 0; }; class Derived : public Base { public:
Continue readingpython – Overloading operators on the fly
Issue I would like to know, if there is a way to overload operators in Python in runtime. For instance: class A: pass a = A() a.__str__ = lambda self: "noice" print(str(a)) The desired output is "noice", but the given
Continue readingJava pattern matching on children of a parent class
Issue I have a Parent class and a child class that extends Parent called Child. I have a method run which can take either a Parent or Child instance. I create a Child instance using the code Parent child =
Continue reading@override of Dart code
Issue I noticed PetitParserDart has a lot of @override in the code, but I don’t know how do they be checked? I tried IDEA dart-plugin for @override, but it has no effect at all. How can we use @override with
Continue readingHow to enforce mandatory parent method call when calling child method?
Issue What I want is to enforce that when a child class inherits from a parent and that it overrides the parent method without explicitly calling it, an error is raised. The errror could be raised at initialization of the
Continue readingHow to call class A's method 1 which invokes class B's method 2 in C++?
Issue I have a base class A and hope to create a class B with very similar functionality. I want class B to have a function to call class A’s func1(), but when calling it, the func2() is replaced/over-rided by
Continue readingCalling super super class method
Issue Let’s say I have three classes A, B and C. B extends A C extends B All have a public void foo() method defined. Now from C’s foo() method I want to invoke A’s foo() method (NOT its parent
Continue readingOverride a member function with different return type
Issue Consider the example below: #include <iostream> using namespace std; class base { public: virtual int func() { cout << “vfunc in base class\n”; return 0; } }; class derived: public base { public: double func() { cout << “vfunc
Continue readingWhy is Angular overwriting the original variable?
Issue I’m new to Angular, so hopefully this will make perfect sense to someone out there, but I’ve been at it for hours now. export class QuizComponent implements OnInit { originalArray: IArray[] = []; tempArray: IArray[] = []; constructor( private
Continue readingHow to override XMLHttpRequest?
Issue I want to override “XMLHttpRequest” this constructor function. And I just want to alert something when I new a instance, just like this: (this is not what I actually want to do, just an example) var ajax_request = new
Continue readingcan't override the CSS :root variable | –primary-color: orange; does not respond
Issue This is my ‘root’: :root { –primary-color: #B92430; } But I can’t override it in subsequent classes: h1 { –primary-color: orange; font-family: ‘New Tegomin’, sans-serif; } The h1 class does not respond to the variable. Solution Although you have
Continue reading'getView' overrides nothing
Issue I am new about android studio. I tried to use ArrayAdapter. But when i complete my codes, it says “‘getView’ overrides nothing”.I getting this error in “return teksatirview code. this is my arrayadapter class: package com.example.burcrehberi import android.content.Context import
Continue readingConfusion caused by inner compareTo() method in the @Override
Issue @Override public int compareTo(StockItem o){ if(o != null) return this.itemName.compareTo(o.getItemName()); } I know, it is fairly simple to many of you, yet I would like to clear the doubts. At first sight, it looks like the recursive function or
Continue readingExtending the behavior of an inherited function in Python
Issue Let’s say we have the following classes: class Base(object): def load(self): # do logic A # do logic B class Child(Base): def load(self): # do logic C I know decorators can be used to extend function behavior in Python
Continue readingOverride add() method to private Set<> in another class Java?
Issue I have 2 Java files: File 1 is a given data structure class with methods for a Set and I am not allowed to modify this class at all. File 2 is a class I am making which overrides
Continue readingOverriding Mage_Wishlist_IndexController::addAction() in Magento
Issue I am having trouble overriding one of Magento’s core controllers, the WishList Index Controller. When I add a product in the wishlist, I need Magento to redirect back to the product page instead of the wishlist. Here is what
Continue readingHow to override model in EXTJS and add extra field?
Issue How to override model in EXTJS? For example, if I have a model defined as: Ext.define(‘Mypp.model.Class1’, { extend: ‘Ext.data.Model’, fields: [{ name: ‘field1’, type: ‘string’ }], getField1: function() { return this.data.field1; }, setField1: function(field1) { this.set(‘field1’, field1); }, });
Continue readingJulia: Override method to add functionality
Issue I would like to extend an abstract type’s method in a concrete type. I can do it with a new method but this introduces more complexity: abstract type AbstractTask end function complete(task::AbstractTask) complete_concrete_task(task) println("Done!") end struct Task <: AbstractTask
Continue readingDeclaring concrete method in abstract class
Issue I need to override toString() method for all of the concrete method of my abstract class – exactly the same in all cases. So here is what I want to do (SomeEnum is a separate class which has just
Continue readingOverridden __setitem__ call works in serial but breaks in apply_async call
Issue I’ve been fighting with this problem for some time now and I’ve finally managed to narrow down the issue and create a minimum working example. The summary of the problem is that I have a class that inherits from
Continue readingIs there a way to hide gcd?
Issue I am rewriting the gcd function for an assignment, but when I’m trying to hide gcd, like so: import Prelude hiding ((gcd)) I get the error Parse error on input’gcd’. I’m certain I’ve completed the redefinition of gcd, but
Continue readingC++ virtual function return type
Issue Is it possible for an inherited class to implement a virtual function with a different return type (not using a template as return)? Solution In some cases, yes, it is legal for a derived class to override a virtual
Continue readingJava indexOf not calling equals
Issue I want to understand why the overrides methods equals isn’t called by the indexOf function. I have this class : class Test { public Integer _test; public Test(Integer test) { _test= test; } @Override public int hashCode() { return
Continue readinghow to access overwritten method
Issue I have the following: // Person constructor function Person(firstName, lastName) { this.firstName = firstName; this.lastName = lastName; } // Greeting Person.prototype.greeting = function(){ return `Hello there ${this.firstName} ${this.lastName}`; } const person1 = new Person(‘John’, ‘Doe’); // Customer constructor function
Continue readingJava: Overriding Generic Method with Typed Method?
Issue I have a parent class EntryPoint with an abstract method to retrieve a prop that is a list of a generic type. The list is declared as protected: public abstract class EntryPoint implements Serializable { public EntryPoint(){} protected ArrayList<?
Continue readingI can't style a <hr> while using bootstrap
Issue i cant style my hr tag between h1 and button,if i use a older version of bootstrap that is working,but with 5.0.0 isnt. <link href="https://fonts.googleapis.com/css?family=Montserrat" rel="stylesheet"> <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.0.0-beta3/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-eOJMYsd53ii+scO/bJGFsiCZc+5NDVN2yr8+0RDqr0Ql0h+rP48ckxlpbzKgwra6" crossorigin="anonymous"> <link rel="stylesheet" type="text/css" href="style.css"> </head> <body> <div class="container">
Continue readingCan someone show me how to write and override methods in order to find the geometric mean of up to 6 inputs of percentages
Issue I am unfamiliar with defining methods and overriding them, please explain to me if you can. This is what I have so far. I need to allow the user to input 1-6 years as well as a percentage increase
Continue readingForce calling the base method from outside a derived class
Issue I have two classes: public class MyBase { public virtual void DoMe() { } } public class MyDerived:MyBase { public override void DoMe() { throw new NotImplementedException(); } } And I have the following code to instantiate MyDerived: MyDerived
Continue readingOverriding a virtual function of a nested class
Issue Let’s say I have the following class: class Base { public: class Nested { virtual void display() { std::cout << "Not overridden" << std::endl; } }; Nested N; }; And I have another class named Derived that inherits from
Continue readingHow can i Get rid of this flutter override errors?
Issue I’m getting deprecated API usage error. How do I resolve it? Here is the stack trace is given below. Note: Some input files use or override a deprecated API. Note: Recompile with -Xlint:deprecation for details. Note: C:\Users\sabah\AppData\Roaming\Pub\Cache\hosted\pub.dartlang.org\firebase_core-0.4.3+1\android\src\main\java\io\flutter\plugins\firebase\core\FirebaseCorePlugin.java uses or
Continue readingHow to override "set" builtin?
Issue I want to implement the following functionality: TestClass values accepts arbitrary number of NewClass objects Only NewClass objects which do not have all the same attribute values get added to TestClass.values I’ve come up with this: class NewClass: def
Continue readingHow to handle two values from a list simultaneously in a loop, attribute error
Issue I need to iterate over a list of points to compute the distance of a line. But I’m getting an attribute error from this code I created. I think it’s because I overload the addition function. How do I
Continue readingHow to properly override product attribute at Akeneo?
Issue After I’ve overriden Attribute like this: akeneo_storage_utils: mapping_overrides: – original: Akeneo\Pim\Structure\Component\Model\Attribute override: Vendor\AkeneoCustomizationsBundle\Entity\Attribute I see Error: Class Akeneo\Pim\Structure\Component\Model\Attribute has no field or association named group exception when loading fixtures: Fixtures fixtures_currency_csv has been successfully executed. Fixtures fixtures_locale_csv has been
Continue readingWhy is the value of the instance field coming null?
Issue I have this simple piece of code. abstract class X { X() { read(); } private void read() { Object obj = new Object(); readValue(obj); } protected abstract void readValue(Object obj); } class Y extends X { Object obj
Continue readingDefine Methods in Interface Without Specifying Number of Parameters
Issue I’m trying to implement classes from the same interface but with a different number of parameters in method like the code below. interface Shape { double getArea(); } class Square implements Shape { @Override public double getArea(double side) {
Continue readingCreating string array with overriden new[] operator
Issue With my friend we made a program with overriden new and new[] operators. I discovered that when I try to create string array with this code: string* Test1 = new string[10]; Function returns invalid pointer (Usually it’s value is
Continue readingOdoo 14 overriding method
Issue I’m trying to create an Odoo module which override Sales order confirm button. I followed the information I found, and I created the following code, but it doesn’t work. from odoo import models, fields, api import logging _logger =
Continue readingIs it possible to use a method from one parent class to implement an abstract method from another parent class?
Issue I’ve got the following classes: class ServoPart { private: bool move() { /* move implementation for a singular servo */ } } struct RoboPart { virtual void doJob() =0; virtual bool move() =0; } class Claw : public ServoPart,
Continue readingWhy does java allow for overriding methods with subclass return types but not subclass parameters?
Issue If I have an abstract (or any as far as I know) superclass in java like so: public abstract class Person { public abstract Person getPerson(Person p); } I noticed that a subclass can use itself for the return
Continue readingvirtual keyword in c#
Issue I have knowledge of Java and have been learning C# for the last couple of days. Now I have come across the "virtual" keyword which, as suggested at this link, is used to allow the corresponding methods, properties etc.
Continue readingCan I fire `override` method in parent and grand-parent classes of base "virtual" method
Issue i.e. I have 2-step inherited class, and have access only Parent_1 class: public class Base { public virtual void hello (){} } // public class Parent_1 : Base { public override void hello (){ Print(“Hi 1”); } } public
Continue readingCan in C++ override a virtual method by calling a method from a private instantiated class without reimplementing it?
Issue sorry updated I have a class A that overrides many methods from another class B and beside it has an instance of the class B from which I want the methods to be called. B is an interface with
Continue readingIs overloading equals worthwhile
Issue Consider the following snippet: import java.util.*; public class EqualsOverload { public static void main(String[] args) { class Thing { final int x; Thing(int x) { this.x = x; } public int hashCode() { return x; } public boolean equals(Thing
Continue readingUnexpected Polymorphism Behaviour In Java if same method overloaded and overridden
Issue I have been doing some changes in my project where I found some weird or rather I will say unexpected behaviour of Polymorphism in Java. I have replicated same behaviour in a Poc given below. 1. CommonInterface.java package com.general;
Continue readingWhy does Collections.UnmodifiableMap.UnmodifiableEntrySet override the stream() method?
Issue While looking at the source code, I could see that the stream() method has been overridden in Collections.UnmodifiableMap.UnmodifiableEntrySet. But the code seems to be identical to Collection.stream() except the return type in Collections.UnmodifiableMap.UnmodifiableEntrySet.stream() is more specific to be Stream<Entry<K,V>>
Continue readingCSS override or inheritance
Issue I have a really basic question about CSS. If there are two CSS files. base.css contains: .awesome-style { height: 10px; weight: 20px; border: 5px; } child.css contains: @import "base.css"; .awesome-style { height: 15px; weight: 20px; padding: 10px; } When
Continue readingHow to remember things when it comes to mixture of polymorphism, Inheritance, overloading, overriding, Generics as well as Casting
Issue I was preparing for Java Certification Exam and there are few scenarios which gets very complicated sometimes when to comes to a mixture of polymorphism, Inheritance, overloading, overriding, Generics as well as Casting. I am stuck with understanding these
Continue readingHow does this @Override for Arrays.sort work in Java?
Issue Arrays.sort(people, (n1, n2) -> (n2[0] == n1[0])? n1[1] – n2[1] : n2[0] – n1[0]); or Arrays.sort(people,new Comparator<int[]>(){ @Override public int compare(int[] n1, int[] n2){ return (n2[0] == n1[0])? n1[1] – n2[1]: n2[0] – n1[0]; } }); Both these perform
Continue readingOverriding methods in C#
Issue I’m currently learning C# by myself after studying Java for an entire semester. One of the features of java (or object-oriented programming in general) is the ability to override methods that are inherited into a subclass. When I was
Continue readingsymfony 5 override a2lix translation-form-bundle template not working
Issue i install the a2lix/translation-form-bundle, and i run php bin/console debug:twig @A2lixTranslationForm/bootstrap_4_layout.html.twig i get the @A2lixTranslationForm vendor/a2lix/translation-form-bundle/src/Resources/views/ so, i created templates/bundles/TranslationFormBundle/bootstrap_4_layout.html.twig when i clean the cache, the override not working. why and how fix it? https://symfony.com/doc/current/bundles/override.html#templates Solution The correct path
Continue readingCorrect way to override what() from std::exception
Issue I have the following custom exception: #ifndef BLATT4_OUTSIDESEABOUNDS_H #define BLATT4_OUTSIDESEABOUNDS_H #include <exception> namespace GameObjects { class OutsideSeaBounds : public std::exception { public: [[nodiscard]] const char * what() const noexcept override; }; } #endif #include "OutsideSeaBounds.h" namespace GameObjects { const
Continue readingGolang Method Override
Issue I have the following: type Base struct { } func(base *Base) Get() string { return “base” } func(base *Base) GetName() string { return base.Get() } I want to define a new type with a new implementation of Get() so
Continue readingWhy using a different return type in virtual function declaration throws an error instead of resulting in a redefinition?
Issue Base class: class Base { public: virtual int f() const { return 1; } }; Derived class: class Derived: public Base { public: void f() const {} }; Above code throws a "return type is not identical/covariant error". I’ve
Continue readingpublic static vs open static vs public class vs open class?
Issue With the introduction of the open keyword in Swift 3 suddenly the following are valid scope modifiers for a method: open static, public static, open class, public class, but what exactly are their differences? I understand that public is
Continue readingHow to Mock only specific method in Golang
Issue I am fairly new to golang and I am struggling with a simple task. I have the following class in golang type struct A { } func (s *A) GetFirst() { s.getSecond() } func (s *A) getSecond() { //
Continue readingSafely override C++ virtual functions
Issue I have a base class with a virtual function and I want to override that function in a derived class. Is there some way to make the compiler check if the function I declared in the derived class actually
Continue readingIs there any short-form for overriding methods in Java with method references JAVA?
Issue I keep having situations where this would be really handy component.addWindowListener() { new WindowListener() { // quick overriding to make syntax less verbose windowClosing(e) -> Foo::doFoo; windowActivated(e) -> Foo::doFoo; } } currently this would mostly look like this: component.addWindowListener()
Continue readingOverride toString method for a single object
Issue Suppose I have this code: MyClass obj1 = new MyClass() MyClass obj2 = new MyClass() The toString() method in MyClass.groovy is implemented like this: String toString() { "Instance of MyClass" } However, I would like obj1 to return something
Continue readingIs it possible to override a non-virtual method?
Issue Is there any way to override a non-virtual method? or something that gives similar results (other than creating a new method to call the desired method)? I would like to override a method from Microsoft.Xna.Framework.Graphics.GraphicsDevice with unit testing in
Continue readingIs it a bad practice to override a method of a class in an instance?
Issue Let’s say that I write a metaclass M and a user writes an instance A of my metaclass which overrides a method g: >>> class M(type): … def f(self): return self.g() … def g(self): return ‘foo’ … >>> class
Continue readingHow does the order of instructions works inside Scala classes when you override a method
Issue I am having my first experience with Scala, experimenting with basic concepts. I made a very simple class, doing shenanigans with overriding toString for printing the class instance upon creation: class Person(var firstName: String, var lastName: String) { println(this)
Continue readingBest practice for overriding classes / properties in ExtJS?
Issue I have an Ext.form.field.Text and I want to override the setValue function. What is the recommended way to override this class functionality in ExtJS? Ext.override? Solution For clarification: By real class modification I mean a intended permanent modification/extension of
Continue readingJava Overridden method visibility scope
Issue How is the following program correct? abstract class Calculate { abstract int multiply(int a, int b); } public class Main { public static void main(String[] args) { int result = new Calculate() { @Override int multiply(int a, int b)
Continue readingHow to inherit and modify "Name" in Sale Order lines – Odoo14
Issue My goal is to make the "Description" (name) field located in sale.order.line in order to show the products "Sales Description"(description_sale)….and NOT the products "Name"+"Sales Description" as per default. I’ve seen someone said i have to override the function product_id_change
Continue readingHow to set Fedex Career in custom shipping module?
Issue FedEx module’s Carrier.php is extended in custom shipping module of our Magento store. I’m looking for a way to set FedEx carrier to "custom shipping" as below. I don’t seem to locate the method from the right class that
Continue readingHow to override in multiple classes without code duplication (Python)
Issue I am having a parent class A with few classes inheriting from it (B,C,…). I have some function is_class_A that is implemented in A, and I want to override it in B and C in the same way. Let
Continue readingOverride body style for content in an iframe
Issue How can I control the background image and colour of a body element within an iframe? Note, the embedded body element has a class, and the iframe is of a page that is part of my site. The reason
Continue readingC# – Keyword usage virtual+override vs. new
Issue What are differences between declaring a method in a base type “virtual” and then overriding it in a child type using the “override” keyword as opposed to simply using the “new” keyword when declaring the matching method in the
Continue readingHow is the .toString() overloaded in the Arrays class
Issue I came across the concept where a method cannot be overridden and overloaded at the same time. But when I used Arrays.toString(), Correct me if I’m wrong, but the toString() method has been overridden and overloaded at the same
Continue readingOverride landing pages tracking in Google Analytics
Issue Landing Pages in Google Analytics is "The pages through which visitors entered your site." How can I override it? For example, user go to mydomain.com then they go to mydomain.com/products/product-handle. The landing page in this case will be /.
Continue readingOverloaded and overridden in Java
Issue I know how to overload a method, and how to override a method. But is that possible to overload AND override a method at the same time? If yes, please give an example. Solution Overloading and overriding are complementary
Continue readingC# Override with different child parameters (Same Parent)?
Issue Here is an example of what I am looking to do. public class ParentA {} public class ChildA : ParentA { public string x; } public class A { public virtual void DoSomething(Parent a) { // perform something }
Continue readingOverriding the == operator in Ruby
Issue According to the docs, Array.include? uses the == comparison on objects. I come from Java where such things are (usually) done with .equals() which is easy to override for a particular object. How can I override == in Ruby
Continue readingHow does the compiler identify that the return types of overridden methods are incompatible in Java?
Issue This might sound like a duplicate question but I am genuinely curious how the compiler identifies whether the overridden method and the overriding method have compatible types. As we know usually methods are identified using their signatures and the
Continue readingWhat does @AttributeOverride mean?
Issue I’m currently coming (back) up to speed with EJB and while I was away it changed drastically (so far for the better). However, I’ve come across a concept that I am struggling with and would like to understand better
Continue readingWhat is the more accurate difference between function overriding and function mutating? In swift particularly
Issue Essentially both are used to modify behaviour of a function to our custom needs. But why the necessity arise to have two ways to do the same thing when both are used for same purpose. I’m assuming, if a
Continue readingMaterial UI Theme Overrides how to correctly update gap between label and input
Issue I’m trying to update my MUI themes using the overrides functionality. This is what I have for my input field: I want to increase the gap between the label and the input field. This is the overrides code that
Continue readingIs the method overridden or overloaded?
Issue We have two classes. class A{ public: void fun(){ cout<<"Parent\n"; } }; class B:public A{ public: void fun(){ cout<<"Child\n"; } }; I am trying to figure out if the function fun() will be considered overloaded or overridden. I tried
Continue readingwhy the method must be in Parent also if at the end it will print the content of Child
Issue Parent p = new Child(); Why can’t I use print() method in the Parent without overriding it in Child? public class OverridingMethod { public static void main(String[] args) { Parent p = new Child(); // why this does not
Continue readingCheck if << operator is applicable in overriding template context
Issue I have made a AnyType class which is similar to std::any in C++14. I would like to override the << operator to easily print the content of the stored variable: std::ostream& operator<<( std::ostream& o, const AnyType& v ) {
Continue readingPython class decorator that overrides internal method
Issue I’m trying to write a decorator that can be used to override a method during inheritance, but externally. Something like: class A: def some_method(self): print(‘does stuff’) def override(method): # override decorator …. def some_method_override(): print(‘does other stuff’) @override(method, some_method_override)
Continue readingAccess superclass' property setter in subclass
Issue I have a SuperClass which defines a property and it’s setter, like so: class A(object): def __init__(self): self._mode = None @property def mode(self): # to be overriden in subclass to implement the actual getter code raise NotImplementedError @mode.setter def
Continue reading