Classes and objects in Java must be ... fields to default values class SomeClass { static boolean b; static byte by; static char c; static double d; static float f; static int i; static long ...

the integer types are set to 0, decimal types are set to 0.0, Boolean values are set to false, and reference types are set to null. The null Unicode character of the char primitive type is not visible ...

The Java Scanner ... comma-separated values (CSVs) and prints them out one at a time. The program passes the text String to the Scanner’s Java constructor, and then changes the delimiter to a comma.

For example, adding two large positive 64-bit integer values can produce a value that cannot be represented in 64 bits. The resulting overflow is not detected or reported by Java’s additive ...