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This example demonstrates how do I use the search functionality in custom listview in android.Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. Step 3 − Add the following code to src/MainActivity.javaimport androidx.appcompat.app.AppCompatActivity; import android.os.Bundle; import android.text.Editable; import android.text.TextWatcher; import android.widget.ArrayAdapter; import android.widget.EditText; import android.widget.ListView; import java.util.ArrayList; public class MainActivity extends AppCompatActivity { ListView listView; ArrayList months = new ArrayList(); ArrayAdapter arrayAdapter; EditText etSearch; @Override ... Read More
This example demonstrates how to do I in android.Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. Step 3 − Add the following code to src/MainActivity.javaimport androidx.appcompat.app.AppCompatActivity; import android.os.Bundle; import android.view.Window; import android.view.WindowManager; public class MainActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); requestWindowFeature(Window.FEATURE_NO_TITLE); getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN); setContentView(R.layout.activity_main); } }Step 4 − Add the following ... Read More
This example demonstrates how do I permanently hide Navigation Bar in an Android Activity in android.Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. Step 3 − Add the following code to src/MainActivity.javaimport androidx.appcompat.app.AppCompatActivity; import android.annotation.SuppressLint; import android.os.Build; import android.os.Bundle; import android.view.View; public class MainActivity extends AppCompatActivity { private int currentApiVersion; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); currentApiVersion ... Read More
This example demonstrates how do I get the current SDK version programmatically.Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. Step 3 − Add the following code to src/MainActivity.javaimport android.os.Build; import android.os.Bundle; import android.widget.TextView; public class MainActivity extends AppCompatActivity { TextView textView; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); textView = findViewById(R.id.textView); int versionAPI = Build.VERSION.SDK_INT; ... Read More
This example demonstrates how do I to display progress dialog before starting an activity in android.Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. Step 3 − Add the following code to src/MainActivity.javaimport androidx.appcompat.app.AppCompatActivity; import android.app.ProgressDialog; import android.os.AsyncTask; import android.os.Bundle; public class MainActivity extends AppCompatActivity { ProgressDialog progressDialog; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); progressDialog = new ProgressDialog(this); ... Read More
This example demonstrates how do I convert milliseconds to date format in android.Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. Step 3 − Add the following code to src/MainActivity.javaimport androidx.appcompat.app.AppCompatActivity; import android.os.Bundle; import android.widget.TextView; import java.text.SimpleDateFormat; public class MainActivity extends AppCompatActivity { TextView textView; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); textView = findViewById(R.id.textView); getDate(); ... Read More
The Uri.HexEscape() method in C# is used to convert a specified character into its hexadecimal equivalent.SyntaxFollowing is the syntax −public static string HexEscape (char ch);Above, the parameter ch is the character to convert to hexadecimal representation.ExampleLet us now see an example to implement the Uri.HexEscape() method −using System; public class Demo { public static void Main(){ char ch = 'k'; string res = Uri.HexEscape(ch); Console.WriteLine("Hexadecimal Equivalent = "+res); } }OutputThis will produce the following output −Hexadecimal Equivalent = %6BExampleLet us now see another example to implement the Uri.HexEscape() method ... Read More
The UInt32.GetHashCode() method in C# is used to get the HashCode for the current UInt32 instance.SyntaxFollowing is the syntax −public override int GetHashCode ();ExampleLet us now see an example to implement the UInt32.GetHashCode() method −using System; public class Demo { public static void Main(){ uint val1 = 100; uint val2 = UInt16.MinValue; Console.WriteLine("HashCode for val1 = "+val1.GetHashCode()); Console.WriteLine("HashCode for val2 = "+val2.GetHashCode()); } }OutputThis will produce the following output −HashCode for val1 = 100 HashCode for val2 = 0ExampleLet us now see another example to implement ... Read More
Use the Console.WindowWidth Property to change the WindowWidth of the Console.ExampleLet us now see an example −using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; class Demo { public static void Main (string[] args) { Console.InputEncoding = Encoding.ASCII; Console.WriteLine("Input Encoding Scheme = "+Console.InputEncoding); Console.OutputEncoding = Encoding.ASCII; Console.WriteLine("Output Encoding Scheme = "+Console.OutputEncoding); Console.CursorVisible = false; Console.Write("Cursor is Visible? "+ Console.CursorVisible); Console.WindowWidth = 30; Console.Write("WindowWidth = "+Console.WindowWidth); } } OutputThis will produce the following ... Read More
Use the Console.WindowTop Property to change the WindowTop of the Console in C#.ExampleLet us now see an example −using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; class Demo { public static void Main (string[] args) { Console.InputEncoding = Encoding.ASCII; Console.WriteLine("Input Encoding Scheme = "+Console.InputEncoding); Console.OutputEncoding = Encoding.ASCII; Console.WriteLine("Output Encoding Scheme = "+Console.OutputEncoding); Console.CursorVisible = false; Console.Write("Cursor is Visible? "+ Console.CursorVisible); Console.WindowTop = 40; Console.Write("WindowTop = "+Console.WindowTop); } }OutputThis will produce the following ... Read More