terminology Archives - Page 9 of 9

What is reflection and why is it useful?

What is reflection, and why is it useful? I’m particularly interested in Java, but I assume the principles are the same in any ...

April 10, 2022
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What is dependency injection?

There have been several questions already posted with specific questions about dependency injection, such as when to use it and what frameworks are ...

April 9, 2022
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What is reflection and why is it useful?

The name reflection is used to describe code which is able to inspect other code in the same system (or itself). For example, ...

April 8, 2022
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Is null an instance of anything? No, there is no type which null is an instanceof. 15.20.2 Type Comparison Operator instanceof RelationalExpression: RelationalExpression instanceof ReferenceType At run ...

April 8, 2022
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Definition of a Java Container

Referring more generally to the Container pattern (of which an enterprise Java container could be considered a specialization), the book Server Component Patterns ...

April 5, 2022
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What is a class constant?

JLS-8.3.1.1. static Fields says (in part) A static field, sometimes called a class variable, is incarnated when the class is initialized (§12.4). JLS-4.12.4. final Variables says (in part) A constant variable is a final variable ...

April 4, 2022
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What is reflection and why is it useful?

What is dependency injection?

What is reflection and why is it useful?

What is null in Java?

Definition of a Java Container

What is a class constant?