The root set of references is a reference variable collection always accessible to an executing Java program. Each variable’s reference value allows the program to access an object’s fields ...

For example, consider how you would create a String object containing the Java string, and then assign its reference to variable language. If String were like other types you would need to specify ...

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 ...

Java stores object values in heap memory; references to the value are stored in the stack. Another way to create strings is to use the new keyword, as in the following example. String s1 = new String( ...

Create an object; int array variable = " int[] nums; "A new array with a length of 7, and assigned to previous int[] variable. nums = new int[7]; //Chapter 4. Every instance of a particular class has ...