Setting up Alarm Manager is creating 2 Instances of my Main Activity

Question

I have 2 activities, a Main Activity and SetAlarm Activity. I call SetAlarm Activity from Main. When I set up the alarm I create an instance of my main. How do I set up the

Answer 1

if you want that your startActivity should not start multiple instances of alam activity you should go to your manifest and have to add an attribute named launchMode for your alarm activity and set it to SingleTop that will ensure that only one instance remains in the taskk back stack(plac where every activity resides in LIFO manner)