The release of Java SE 15 in Sept 2020 will introduce "sealed classes" (JEP 360) as a preview feature. A sealed class is a class or interface which restricts which other classes or interfaces may ...
The Date class, found in the java.util package, encapsulates a long value representing a specific moment in time. One useful constructor is Date(), which creates a Date object representing the time ...
Manipulating calendar dates is an essential aspect of many applications written in Java. Traditionally, developers relied on the java.util.Calendar class to get the ...