Java string object example. In Java, a string is an object that represents a number of character values. Each letter in the string is a separate character value that makes up the Java string object.

Java’s String class encapsulates an array of bytes.A byte can be converted to a char, in which case, String becomes an array of characters used to compose words, sentences, or any other data you ...

Why use typesafe enums, not enumerated types. An enumerated type specifies a set of related constants as its values. Examples include the days in a week, the standard north/south/east/west compass ...

The Long.parseLong() method returns a long primitive, not a wrapper.; The Long.parseLong() method uses the Long class, which is semantically correct. The Long.parseLong() method does not require ...