properties Archives - IT Nursery

Programming, Python

IT Nursery

How to create abstract properties in python abstract classes

In the following code, I create a base abstract class Base. I want all the classes that inherit from Base to provide the ...

June 2, 2022
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javascript, Programming

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Getting the object’s property name

I was wondering if there was any way in JavaScript to loop through an object like so. for(var i in myObject) { // ...

May 31, 2022
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Programming, swift

IT Nursery

Property getters and setters

With this simple class I am getting the compiler warning Attempting to modify/access x within its own setter/getter and when I use it ...

May 29, 2022
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Java, Programming

IT Nursery

How to use Java property files?

I have a list of key/value pairs of configuration values I want to store as Java property files, and later load and iterate ...

May 26, 2022
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Error in Swift class: Property not initialized at super.init call

I have two classes, Shape and Square class Shape { var numberOfSides = 0 var name: String init(name:String) { self.name = name } ...

May 24, 2022
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Get name of property as a string

(See below solution I created using the answer I accepted) I’m trying to improve the maintainability of some code involving reflection. The app ...

May 23, 2022
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Why use ‘virtual’ for class properties in Entity Framework model definitions?

In the following blog: http://weblogs.asp.net/scottgu/archive/2010/07/16/code-first-development-with-entity-framework-4.aspx The blog contains the following code sample: public class Dinner { public int DinnerID { get; set; } ...

May 21, 2022
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Can I update a component’s props in React.js?

After starting to work with React.js, it seems like props are intended to be static (passed in from the parent component), while state ...

May 21, 2022
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Is there a “not in” operator in JavaScript for checking object properties?

Is there any sort of “not in” operator in JavaScript to check if a property does not exist in an object? I couldn’t ...

May 20, 2022
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How to add property to a class dynamically?

The goal is to create a mock class which behaves like a db resultset. So for example, if a database query returns, using ...

May 19, 2022
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