Add a new property to the TextView known as android:background, and start typing to set its value to @colour. You’ll be able to add this property wherever inside the TextView code.
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This text will describe putting in Android Studio three.zero. If in case you have installed Android Studio before, choose whether you want to import earlier Android Studio settings, then click OK. Open fragment_second.xml (app res format fragment_second.xml) and switch to Design View if wanted. Discover that it has a ConstraintLayout that contains a TextView and a Button.
Run your app. Click the Rely button a number of occasions. Now if you press the Random button, the second display screen shows the right string in the header, however nonetheless no depend or random quantity, as a result of it is advisable to write some code to do this.
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