extends Questions
3
Solved
TestRepository extends JpaRepository<Test, Long>
JpaRepository is an interface. Why do we extend it and not implement it as we know in Java? As far as I know, interfaces are implemented, not...
Aguirre asked 15/11, 2019 at 16:36
5
Solved
Here is the thing. I have a main class called A.
I want this class to extend class B.
class A extends B {}
But in fact, I want the class B to extend C, D or E on a specific condition:
class B e...
Leipzig asked 4/3, 2017 at 18:16
12
I want to save my time and reuse common code across classes that extend PIXI classes (a 2d webGl renderer library).
Object Interfaces:
module Game.Core {
export interface IObject {}
export inter...
Disyllable asked 15/11, 2014 at 17:9
1
I am working with some legacy code moved into my new react product. Essentially I have a large grouping of widgets (a lot!) so my employer has asked me NOT to rewrite them but work with them.
I hav...
Retake asked 10/3, 2021 at 0:27
7
Solved
I would like to know what Man and Child have in common and how they differ.
class Person {
name: string;
age: number;
}
class Child extends Person {}
class Man implements Person {}
Order asked 8/8, 2016 at 16:49
3
Solved
Let's say there are base_a.html, base_b.html, a.html, b.html, c.html.
a.html extends base_a.html and b.html extends base_b.html.
And c.html has to extend both base_a.html and base_b.html.
It will...
Lapith asked 30/12, 2016 at 13:55
7
Solved
How do I call a super constructor in Dart? Is it possible to call named super constructors?
Mascara asked 7/11, 2012 at 14:46
2
Solved
Let's say the following type is defined:
interface Shape {
color: string;
}
Now, consider the following ways to add additional properties to this type:
Extension
interface Square extends Shap...
Wyrick asked 6/10, 2018 at 16:56
2
Solved
I want to achieve this animation with TextField:
but getting this instead:
Here is my TextField widget:
import 'package:flutter/material.dart'; import 'package:line_awesome_flutter/line_awesome_f...
2
When I specify an enum like this:
enum Color { RED }
The generated code javap -p Color looks like this:
final class Color extends java.lang.Enum<Color> {
public static final Color RED;
pri...
Namedropper asked 20/4, 2022 at 14:51
6
Solved
In Codeigniter 2.1.2 I want to create base controller and then extends from this controller. It does not work and I have no idea why and I'm pretty desperate now.
In \application\core\MY_Base_Cont...
Ascension asked 25/1, 2014 at 14:31
5
Solved
Suppose I have a pure abstract class (that is, an abstract class without any implementation):
abstract class A {
abstract m(): void;
}
Like in C# and Java, I can extend the abstract class:
cla...
Chancellorship asked 14/3, 2016 at 14:40
3
Solved
In my flutter mobile application, I use a PopupMenuButton placed at the bottom of the view. If I click on it, the soft keyboard is dismissed because the text input looses the focus I guess. So the ...
Doughty asked 11/11, 2019 at 12:28
3
Solved
When extending a class, I can easily add some new properties to it.
But what if, when I extend a base class, I want to add new properties to an object (a property which is a simple object) of the b...
Scent asked 6/12, 2021 at 18:21
3
I am studying classes extends in kotlin and I came across this error.
Can you please explain to me why this is so:
open class Animal
class Zebra: Animal()
fun main() {
var animal = Zebra()
anima...
5
Solved
Im building my app with VueJS and Vuex and I'm facing the issue when I have Multiple modules using the same data fields. Its about API configuration like dat.
getUsers ({ state, commit }) {
axios...
Gaultheria asked 18/1, 2018 at 17:38
17
I am currently transforming from Java to Javascript, and it's a bit hard for me to figure out how to extend objects the way I want it to do.
I've seen several people on the internet use a method ca...
Neighboring asked 3/5, 2012 at 11:18
2
Solved
I have many different schemas, however there are a set of fields which every schema contains. I was wondering if there was a way to have a different schema extend a parent schema and inherit its fi...
Inducement asked 25/3, 2015 at 18:21
2
Solved
I have 3 classes in WordPress (the question itself is unrelated to it):
class WP_Widget
class Theme_Widget extends WP_Widget
class Specific_Widget extends Theme_Widget
Essentially Theme_Widget...
2
Solved
I have a type User. Users can also be a type TeamMember. The only difference between a User and TeamMember is an added field teamRole: String. So, I’d love to do something like the following to avo...
Rooftree asked 28/11, 2017 at 3:14
3
Solved
I have 3 files structure in the following order all of which contain 1 class
main.js extends events
events.js extends base
base.js
I've looked into these answers but my problem doesn't appear to...
2
I have two classes A and B extend A.
class A{
String a;
A();
}
class B extends A{
String b;
B();
}
How to getA Like:
B getA(){
return A();
}
Or
B b = A();
My Code :
Future<B> getB()...
19
Solved
Please explain in an easy to understand language or a link to some article.
Telegraphic asked 31/5, 2012 at 18:25
2
Solved
I am new to Kotlin and trying out to write some project using the language.
I am using Java library and extending a class from the library in my project and I am seeing this error message.
'public'...
4
Solved
In java, to make a function that returns an object that is the same type as a parameter and extends a certain class, I would type:
public <T extends MyClass> T foo(T bar) {...}
Is there a ...
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