Mutability
Mutable means that a memory location can be reassigned new values.
Related concepts: ValueAssignmentVariable
Closest Wikipedia entry: Immutable object
Misconceptions about Mutability7 documented Misconceptions
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FinalReferenceImpliesImmutability
An object referred to by a final variable is an immutable objectImmutableRequiresFinalParameters
Immutable classes need final constructor/method parametersPrivateFieldsImplyImmutability
A class where all fields are private is immutablePrivateMeansFinal
A private field cannot be changedThisAssignable
One can assign to this