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Simplify getting user's location for Android
Helper class to make any view rotatable
Parallax effect on every item of your RecyclerView.
Track activities; getCurrentActivity, check whether application is running or not, finish all activities, and so on.
Parallax effect on every item of your ListView
ProgressedView provides you to show progress when user clicks to any view, and then you're done with the task reverse it back to view again... Ladda kind progress for Android.