Article Categories
- All Categories
-
Data Structure
-
Networking
-
RDBMS
-
Operating System
-
Java
-
MS Excel
-
iOS
-
HTML
-
CSS
-
Android
-
Python
-
C Programming
-
C++
-
C#
-
MongoDB
-
MySQL
-
Javascript
-
PHP
-
Economics & Finance
Articles on Trending Technologies
Technical articles with clear explanations and examples
How to use Material Design components in an Android App?
This example demonstrates how to use Material Design components in an Android App.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.javapackage com.app.sample; import androidx.appcompat.app.AppCompatActivity; import android.os.Bundle; public class MainActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); } }Step ...
Read MoreHow to create transparent statusbar and ActionBar in Android?
This example demonstrates how to create a transparent statusbar and ActionBar 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.javapackage com.app.sample; import androidx.appcompat.app.AppCompatActivity; import android.os.Bundle; public class MainActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); } }Step 4 − Add the following code to res/values/styles.xml ...
Read MoreHow to filter a RecyclerView with a SearchView on Android?
This example demonstrates how to filter a RecyclerView with a SearchView on 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.javapackage com.app.sample; import android.os.Bundle; import android.view.Menu; import android.view.MenuInflater; import android.view.MenuItem; import android.view.inputmethod.EditorInfo; import android.widget.SearchView; import androidx.appcompat.app.AppCompatActivity; import androidx.recyclerview.widget.LinearLayoutManager; import androidx.recyclerview.widget.RecyclerView; import java.util.ArrayList; import java.util.List; public class MainActivity extends AppCompatActivity { private ExampleAdapter adapter; private List exampleList; @Override protected void ...
Read MoreHow do I change the background color of the ActionBar of an ActionBarActivity?
This example demonstrates how to change the background color of the ActionBar of an ActionBarActivityStep 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.javapackage com.app.sample; import androidx.appcompat.app.AppCompatActivity; import android.os.Bundle; public class MainActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); } }Step 4 − Add the following code to Manifests/AndroidManifest.xml ...
Read MoreHow to change color and font of Android ListView?
This example demonstrates how to change the color and font of Android ListView.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.javaStep 4 − Add the following code to Manifests/AndroidManifest.xml ...
Read MoreHow ListView's recycling mechanism works on Android?
This example demonstrates how ListView's recycling mechanism works on 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 res/layout/card_row.xml. Step 4 − Add the following code to src/MainActivity.javapackage com.app.sample; import android.os.Bundle; import android.view.GestureDetector; import android.view.MotionEvent; import android.view.View; import android.widget.Toast; import androidx.appcompat.app.AppCompatActivity; import androidx.recyclerview.widget.LinearLayoutManager; import androidx.recyclerview.widget.RecyclerView; import java.util.ArrayList; public class MainActivity extends AppCompatActivity { private ArrayList cities; @Override ...
Read MoreHow to answer in incoming call programmatically in Android?
This example demonstrates how to answer in incoming call programmatically 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.javapackage com.app.sample; import androidx.appcompat.app.AppCompatActivity; import android.content.Context; import android.content.Intent; import android.os.Build; import android.os.Bundle; public class MainActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); } public void acceptCall() { ...
Read MoreHow to create custom notification layouts and text colors in Android?
This example demonstrates how to create custom notification layouts and text colors 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.javapackage com.app.sample; import androidx.appcompat.app.AppCompatActivity; import androidx.core.app.NotificationCompat; import android.os.Bundle; import android.os.Bundle; import android.app.Activity; import android.app.NotificationManager; import android.app.PendingIntent; import android.content.Intent; import android.view.Menu; import android.view.View; import android.view.View.OnClickListener; import android.widget.Button; import android.widget.RemoteViews; public class MainActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) ...
Read MoreHow to make an alert dialog fill 50% of screen size on Android device?
This example demonstrates how to make an alert dialog to fill 50% of screen size on an Android device.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.
Read MoreHow to detect shake event in Android app?
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.content.Context; import android.hardware.Sensor; import android.hardware.SensorEvent; import android.hardware.SensorEventListener; import android.hardware.SensorManager; import android.os.Bundle; import android.widget.Toast; import java.util.Objects; public class MainActivity extends AppCompatActivity { private SensorManager mSensorManager; private float mAccel; private float mAccelCurrent; private float mAccelLast; @Override protected void onCreate(Bundle savedInstanceState) ...
Read More