How to make NumberPicker non-recurring - Stack Overflow

number pickerFeatures of this random picker. Lets you pick a number between 1 and 100. Use the startstop to achieve true randomness and add the luck factor.I added a NumberPicker to my layout and debugged my app. Now I see that the NumberPicker doesn´t work, I can´t see any + or - button and also when I click on a number on my