Some examples of string class methods
The methods listed below are some of the most frequently used String class methods in Java. charAt() method: The charAt()…
String class methods in Java
Many useful methods for performing operations on a sequence of char values are available in the java.lang.String class. No.MethodDescription1char charAt(int…
Strings in Java
Strings are Objects in Java that are internally backed by a char array. They are immutable because arrays are immutable…
Abstract class vs Concrete class
Following are the important differences between an abstract class and a concrete class. Sr. No.KeyAbstract ClassConcrete Class1Supported MethodsBoth abstract and…
Regular class vs static nested class
Comparison between a normal or regular class and a static nested class. S.NONormal/Regular inner classStatic nested class1.Without an outer class…
Nested Class in Java
It is possible to define a class within another class in Java, and these classes are referred to as nested…
Interface vs Abstract class
As we all know, abstraction refers to hiding the internal implementation of a feature and only giving the users the…
Interface in Java
In Java, an interface is a blueprint for a class. It has abstract methods and static constants. In Java, the…
Abstract Class & Method in Java
In Java, an abstract class is specified with the abstract keyword. Both abstract and non-abstract methods can be used (method…
Sub packages in Java
The subpackage is a package within a package. It should be developed to further categorize the package.Sub packages are identical…