properties Archives - Page 4 of 4

Test for existence of nested JavaScript object key

If I have a reference to an object: var test = {}; that will potentially (but not immediately) have nested objects, something like: ...

April 20, 2022
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Dynamically access object property using variable

I’m trying to access a property of an object using a dynamic name. Is this possible? const something = { bar: "Foobar!" }; ...

April 18, 2022
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Sorting object property by values

If I have a JavaScript object such as: var list = { "you": 100, "me": 75, "foo": 116, "bar": 15 }; Is there ...

April 18, 2022
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Does C# have extension properties?

Does C# have extension properties? For example, can I add an extension property to DateTimeFormatInfo called ShortDateLongTimeFormat which would return ShortDatePattern + " ...

April 18, 2022
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Get property value from string using reflection

I am trying implement the Data transformation using Reflection1 example in my code. The GetSourceValue function has a switch comparing various types, but ...

April 15, 2022
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How does the @property decorator work in Python?

I would like to understand how the built-in function property works. What confuses me is that property can also be used as a ...

April 14, 2022
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How does the @property decorator work in Python?

I would like to understand how the built-in function property works. What confuses me is that property can also be used as a ...

April 14, 2022
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What is the difference between a field and a property?

In C#, what makes a field different from a property, and when should a field be used instead of a property? 3 33

April 13, 2022
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How to efficiently count the number of keys/properties of an object in JavaScript

What’s the fastest way to count the number of keys/properties of an object? Is it possible to do this without iterating over the ...

April 10, 2022
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What’s the difference between the atomic and nonatomic attributes?

What do atomic and nonatomic mean in property declarations? @property(nonatomic, retain) UITextField *userName; @property(atomic, retain) UITextField *userName; @property(retain) UITextField *userName; What is the ...

April 10, 2022
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