To set up in app billing, we need to create a BillingManager class. This class should implement com.android.billingclient.api.PurchasesUpdatedListener interface.
With Google Firebase Remote Config, you can change values of parameters aka variables inside your android app from Firebase Console any time you desire. You can change appearance, behavior etc. of your app without publishing an update. Typical examples include : Continue reading
Google admob ads can be placed in your app to earn money through advertising. Use this feature to earn money through freely distributed apps. Step by step procedure to do this is as follows. Continue reading
Copying Files in Android is all about creating Input Stream and Output Stream and then writing output stream with data from Input Stream. Continue reading