Radio buttons allow the user to select one option from a set. You should use radio buttons for optional sets…
Checkboxes allow the user to select one or more options from a set. Typically, you should present each checkbox option…
An ImageView is an user interface element for displaying an image. Now let’s create an app which displays an image,…
An EditText is an user interface element for entering and modifying text. Now let’s create an app which displays the…
A toast displays a simple message in a small popup, which automatically disappear after a timeout. The code to display…
Here we will create an app containing a TextView and a Button, and in which text of the TextView changes…