final keyword The final keyword in Java is used to restrict the user. final can be used for Variable Method Class The final keyword can be applied with the variables, a final variable that have no value it is called blank final variable or uninitialized final variable. It can be [...]
Pass by value Java is always pass by value. Java never provides direct access to the values of objects themselves, in any circumstances. The only access to objects is through a reference to that object. Java uses JVM Stack memory to create the new objects that are formal parameters. This [...]
Package Packages in Java is a mechanism to encapsulate a group of classes, interfaces and sub packages. They are used to avoid name conflicts and to control access of class, interface and enumeration etc. A package can be defined as a group of similar types of classes, interface, enumeration and sub-package. [...]