(1) Java lang package :- String, Thread, Exception, StringBuffer etc. java.lang package is not required to import it is by default availabel for every program. All Classes and Interfaces present in ...

Now, let's create a Java project called "Difference-Arrays-ArrayLists" to demonstrate the differences between arrays and ArrayLists: import java.util.ArrayList; public class Main { public static void ...

Importto access classes of onepackage in another package i.e use external classes without package qualification import feature is used.the classes and interfaces of one package are accessible in ...

Here the Below Example will show you how you can construct your own Collection (ArrayList) in Java. The below example will show you that our Class Generics will behave like the ArrayList. I have use ...