Application is base class in Android, which contains all components like activites,services... The Application class is first instanitated while running any application. We can write Custom Application class by extending the Application class. class MyApplication extends Application{ @Override } } We can declare any single instance classes here and use entire application. To execute this class we need to set Application name in manifest file.
public void onCreate() {
super.onCreate();
How to validate email address in Android with Kotlin?
'constructor Handler()' is deprecated. Deprecated in Java, How to use Handler() class in And
How to start a new activity on button click
Invoke-customs are only supported starting with android 0 --min-api 26
How to find Android Device UDID or unique ID?
Permission denied for window type 2010 in Marshmallow device
How to install/ uninstall apk by command line ADB
Key Points to remember while develop the Android Application.
What is NetworkOnMainThread Exception?
What is "shared preferences" in Android ?
What is Android Fragments?
How to check Android version?
Is There A Way To Get The Source Code From An APK File? (or) How to decompile apk?
ERR_ACCESS_DENIED in Android Webview with sdk 30
What is Intent? What is the difference between an implicit intent and an explicit intent?
How to get a contact image using a phone number in android?
What is ANR? How to avoid and resolve it?
How to save activity State in Android?
How do I generate random numbers in Dart?
How to Exit android app on back pressed?
Emulator: emulator: ERROR: Can't find 'Linux version ' string in kernel image file: Andr
How do i load image from drawable folder in Jetpack Compose?
Android Studio project R can't find
How to Generate signed apk with android studio
Google play store rejected my app due to SMS permission I removed SMS permission from the manifes
What is Android?
Error: Use JsonReader.setLenient(true) to accept malformed JSON at line 1 column 1 path
How To Set Text Color Programmatically Android TextView?
What happens next when the device switches between portrait and landscape?
Explain Fragment Life Cycle
How to get complete address from latitude and longitude?
What is Context?
INSTALL_FAILED_INVALID_APK: Split lib_slice_9_apk was defined multiple times. It is possible that th
How to extract date and time from Long type variable in Kotlin on Android "
What is the difference between match_parent and fill_parent?
Intent for Drive PDF Viewer - How to open PDF in Google Drive with intent
How to convert milli seconds to hours, minutes and seconds in Android?
What are symmetric and asymmetric encryption in the way Android interacts with the server?
How to get screen size (width,height) in Android?
How to reduce APK package size?