Android Tutorials for Beginners

 Creating a Dialog is quite easy in Android. void showDialogToPurchase () { AlertDialog . Builder builder = new AlertDialog .Builder( th...

All network devices have an unique IP Address. It can be IP4 or IP6 address. How do i find what my ip address is To find your IP address on ...

 VPN Offeres a convenient way to hide your IP Address.You can access blocked websites and URLS using VPN. What is server address in VPN For ...

 PHP code for String Tokenize <?php $string =  "Hello Kamal. How are you Doing?" ; $token = strtok($string,  " " ); w...

  What is Anagram :  An  anagram  is a word or phrase formed by rearranging the letters of a different word or phrase, typically using all t...

 Rat in Maze problem : This is a famous problem solving coding question. There is a grid filled with 1 and 0, There is a rat at position 0,0...

 C++ Code to Add two numbers without using + operator      #include <iostream> #include <math.h> using namespace std; int add(in...

 C++ Code to Add 1 in a number without using + or - C++ Code int add1(int num) {     int mask=1;     if(num>=0)// if number is +ve     { ...

 0 at odd places and 1 at even places C++ Code #include <iostream> using namespace std; void arrange(int a[],int n) {      int i=0,zer...

  A sorted array rotated find the the point from where it is rotated C ++ Code #include <iostream> using namespace std; int find(int a...

In JAVA, we can use   GregorianCalendar class to get current Date and Time.  JAVA Code to get Current Date and Time Code :  public class Tes...

  How to remove extension from string in PHP There are multiple ways to remove extension from a file name in PHP   <?php     // Initializ...

 In Android we can get the MAC Address of a Device Code to get WiFi MAC Address of Device in Android if ( android.os.Build . VERSION . SDK_I...

 In Android we can check whether the Device is Connected to Internet or Not. If Connected to Internet, we can check the type of connection l...

JAVA Code to Rename all files in a folder import java.io.*; public class RenameFileNames  {      public static void main(String[] args)     ...

 Code to Check Internet Connection in Android 8 and above public boolean isInternetConnected(Context context) { int result = 0 ; // Re...

Showing Snackbar with  action button in Android  void showSnackBarWithMessage(String message) { final Snackbar snack = Snackbar. make ( ...

Here is a JAVA Program to find the distance between two GPS Coordinates.        static double latitude1 = 40.6971494;        static do...

Here is the JAVA Code to convert bytes in MB upto 1 decimal place. public void getSizeInMB()     {         long sizeinBytes = 200*1024;...

                                GregorianCalendar  gc=new GregorianCalendar();     gc.setTimeInMillis(System.currentTimeMillis()); ...