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Android - startActivityForResult immediately triggering onActivityResult

I am launching activities from the main activity in my app using the call startActivityForResult(intent, ACTIVITY_TYPE) , and they are all working but one. ...
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I want my android application to be only run in portrait mode?

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How do I make a splash screen?

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Android Task Affinity Explanation

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NullPointerException accessing views in onCreate()

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Force an Android activity to always use landscape mode

...C viewer is open source, I would like know how is it possible hard code an activity to be 'landscape'. I would like to change it to respect the phone orientation. ...
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Disable ActiveRecord for Rails 4

I want to disable ActiveRecord in Rails 4. I did the following in config/application.rb 8 Answers ...
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How to lock orientation during runtime

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android View not attached to window manager

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What is the difference between Fragment and FragmentActivity?

...differences, what are the main differences between Fragment and FragmentActivity ? To what scenarios are each class best suited? I'm trying to get an understanding of why both of these classes exist... ...