Difference between Comparator and Comparable ,AutoBoxing,labda Expressions ,functional interface,solid principles of java.

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Comparator vs Comparable, AutoBoxing, Lambda Expressions, Functional Interface, SOLID Principles of Java

Comparator is used to compare two objects while Comparable is used to sort objects
AutoBoxing is the automatic conversion of primitive data types to their corresponding object wrapper classes
Lambda expressions are anonymous functions that can be passed as arguments to methods or stored in variables
Functional interfaces are interfaces with a single abstract method that can be implemented using lambda expressions
SOLID principles are a set of design principles for writing maintainable and scalable code in Java

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