Month: January 2016

Android core building blocks Content Provider: are use to share data between the applications Fragment: Fragments are…

Some change in HelloWorld project in Android Studio in MainActivity.java code: package com.example.zakihp.helloworld; import android.app.Activity; import android.os.Bundle;…

Packages are used in Java in order to prevent naming conflicts,to control access, to make seraching/locating and…

Interface is a collection of abstract methods.A class implements an interface, thereby inheriting the abstract method of…

code: class Operation{ int square(int n){ return n*n; } } class Circle{ Operation op;//aggregation double pi=3.14; double…

Encapsulation is one of the four fundamental OOP concepts.The other three are inheritance,polymorphism and abstraction. it is…