String class methods

List of methods which present in String class. 1. char charAt(int index) return character from the specified index...

What is the Difference between Method overloading and Overriding ?

Method Overloading : Method overloading is the example of compile time polymorphism. Some of the limitation in Java when...

What is the difference between Error and Exception in Java ?

Error : It is Generated at compile time and reported by program at compile time only. They are like as missing some of...

Getting started with PrimeFaces.

PrimeFaces is a lightweight library with one jar, zero-configuration and no required dependencies. You just need to download PrimeFaces,...

What is JSF ?

JavaServer Faces (JSF) is a Java-based web application framework intended to simplify development integration of web-based...

How to apply rating bar in android

Step 1 : Put below code in your layout file : <RatingBar android:id="@+id/ratingBar" android:layout_width="wrap_content"...

Android back button event with example

Android device back button is to navigate from current activity to previous activity. In that case we are using below code...