equals Archives - IT Nursery

Java, Programming

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Any reason to prefer getClass() over instanceof when generating .equals()?

I’m using Eclipse to generate .equals() and .hashCode(), and there is an option labeled “Use ‘instanceof’ to compare types”. The default is for ...

June 4, 2022
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C#, Programming

IT Nursery

What’s the difference between IEquatable and just overriding Object.Equals()?

I want my Food class to be able to test whenever it is equal to another instance of Food. I will later use ...

May 28, 2022
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Check if bash variable equals 0 [duplicate]

This question already has answers here: How can I compare numbers in Bash? (9 answers) Closed 3 years ago. I have a bash ...

May 26, 2022
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Best implementation for hashCode method for a collection

How do we decide on the best implementation of hashCode() method for a collection (assuming that equals method has been overridden correctly) ? ...

May 15, 2022
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Equals(=) vs. LIKE

When using SQL, are there any benefits of using = in a WHERE clause instead of LIKE? Without any special operators, LIKE and ...

May 13, 2022
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Why would you use String.Equals over ==? [duplicate]

This question already has answers here: C# difference between == and Equals() (19 answers) Closed 8 years ago. The community reviewed whether to ...

May 10, 2022
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Comparing two strings, ignoring case in C# [duplicate]

This question already has an answer here: What is difference between different string compare methods [duplicate] (1 answer) Closed 2 years ago. Which ...

May 8, 2022
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Getting an element from a Set

Why doesn’t Set provide an operation to get an element that equals another element? Set<Foo> set = ...; ... Foo foo = new ...

May 8, 2022
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Create the perfect JPA entity [closed]

Closed. This question is opinion-based. It is not currently accepting answers. Want to improve this question? Update the question so it can be ...

May 6, 2022
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