Clear all activities in a task?

Question

I have a splash screen activity, then a login activity. My history stack looks like:

SplashActivity
LoginActivity

when the user successfull

Answer 1

finish() removes the activity from the stack. So, if you start LoginActivity and call finish() on SplashActivity, and then you do exact the same to start WelcomeActivity you will get the desired behaviour. No need to use extra flags.