I am confused. In my existing project, I am not able to find the difference between extends and with. Could you please help me?

JLS strictfp Interfaces specifies that : The effect of the strictfp modifier is to make all float or double expressions within the interface declaration be explicitly FP-strict (§15.4). This impli...

I was just wondering why an abstract class can't extend an interface. Since we can't instantiate an abstract class, can't I just extend the interface and then override those methods in the classes...

Background This question is for both Java and Android developers. On Android, I want to have a function that returns something that extends from View and implements Checkable, both are part of th...

As a beginner, I've been building a simple counter application using a simple layout xml and a class called 'Counter', which derives (extends) from the class Activity. Now, I want to load a bitmap...

I want to know if extending a Function's prototype dynamically is a bad practice. I'm considering to do this using a static method that receives the property name and the function to add to the pro...

Is this the correct way to declare a "generic class" that extends another "generic class" in dart? Note that the generic parameter has a type restriction. // available types class BaseType {} clas...

I have an abstract class with this method: abstract class X { abstract public function method( $param ); } In the implementation I do: class Y extends X { public function method( ClassName1 $...

I want some predefined custom listeners, that are defined already with the definition of the class (like the build in 'newListner' event). So I don't want to just bind them in the constructor becau...

I'm running into a problem working around limitations in Zend Framework 1.x and I can't replace or update it at the moment. I have a novel idea but I'm not sure if it's possible. The basic questio...

I am facing the problem that I'm not really sure how to develop without a framework or a template engine. I started coding that way and now I want to go to basics. I used to work with this MVC sch...

it should be possible to extend build-in types in ts 1.6 as I read here: TypeScript 1.6 adds support for classes extending arbitrary expression that computes a constructor function. This means tha...

As per my understanding from some books on Java, interfaces cannot extend classes. But all interfaces do inherit methods from Object class. Why is this so? If Interface not extend fr...

I have for example an Interface A and B. A has an (abstract) method called foo. B extends A. It is possible to override foo in the interface B even with @Override, but is there any situation...

=== Base.php === <?php class Base { public static function e() { static $number = 0; $number++; var_dump($number); } } === A.php === <?php class A extends Base {} === B.php === &...

I have the following generic class header in Java: class OrganizedGroup <T extends Leader> The class represents an organized group. For instance, a music group would have a music leader, ...

I'm getting the error: Uncaught TypeError: Cannot read property 'constructor' of undefined When declaring the following class: class ViewHelpers extends Backbone.Events I can use the same ...

I know a trait can extend a class which has an empty parameter constructor: class Foo trait Bar extends Foo but is it possible to extend a class which constructor has some parameters? class Foo...

In Java, I can do the following: (assume Subclass extends Base): ArrayList<? extends Base> aList = new ArrayList<Subclass>(); What is the equivalent in C# .NET? There is no ? extends...

I would like to create an advanced button based on 'paper-button'. However, if I simply do this <link rel="import" href="../../bower_components/paper-button/paper-button.html"> <dom-modu...

I'm working with Android Studio and I keep getting a problem I don't know how to solve. I don't know whether it's a problem with Android Studio, with Java or a mistake a make. I have a class whose...

I am getting the below error: 'call(ContainsMonitor)' cannot invoke 'call(? extends webscout.Monitor)' in 'WebScoutCallable' Monitor.java WebScoutCallable<? extends Monitor> handler; pub...

Can anyone explain me the result of this execution? I can't notice why each method is called. And how we distinguish the real type vs the apparent type. Thank you :) public class JavaApplication1...

I'm getting the following error: Template error In template /home/mo/python/django/templates/yoga/index.html, error at line 1 Caught TemplateDoesNotExist while rendering: base.html 1 {% extends "...

For instance, from these two objects : var object1 = { "color": "yellow", "size": null, "age": 7, "weight": null } var object2 = { "color": "blue", "size": 51, "age": null } I want this ...