Copying objects is a common Java programming operation that has one serious trap. Here's how to avoid copying from an object reference and only copy the instance and values you want.

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 ...

Loitering Objects and Java Framework Design. By Leonard Slipp ; February 5, 2001; ONE OF THE key objectives early in the design of Java was to create an environment that eliminated the memory ...

Java provides a way for the programmer to exercise control over memory management by marking certain objects as expendable via reference objects. Should an application’s memory requirements ...

showConfirmDialog(); showMessageDialog(); and showOptionDialog(). JOptionPane import and methods. For example, the following Java class uses JOptionPane’s showInputDialog() method to prompt for user ...