Q: How do I create my own pair of mutable and immutable classes similar to String and StringBuffer ? A: Immutability in a “weak” sense (for lack of a better term) means creating a temporary read-only ...

Immutable objects are highly desirable. Because an immutable object’s state cannot be changed, they are particularly useful in concurrent environments. Immutable options can simplify code and reduce ...

In object technology, a class in which none of the elements in the instances of the class can be changed. In contast, elements in a "mutable" class can be changed, and a mutable class can be a ...