- Making http requests using okhttp
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- requestLocationUpdates (LocationManager)
- addToBackStack (FragmentTransaction)
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Allows reading from and writing to a file in a random-access manner. This is
different from the uni-
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This class generates cryptographically secure pseudo-random numbers. It is best
to invoke SecureRand
- SimpleDateFormat (java.text)
Formats and parses dates in a locale-sensitive manner. Formatting turns a Date
into a String, and pa
- GregorianCalendar (java.util)
GregorianCalendar is a concrete subclass of Calendarand provides the standard
calendar used by most
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ResourceBundle is an abstract class which is the superclass of classes which
provide Locale-specifi
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