- Making http requests using okhttp
- findViewById (Activity)
- addToBackStack (FragmentTransaction)
- requestLocationUpdates (LocationManager)
- UnknownHostException (java.net)
Thrown when a hostname can not be resolved.
- DateFormat (java.text)
Formats or parses dates and times.This class provides factories for obtaining
instances configured f
- Calendar (java.util)
Calendar is an abstract base class for converting between a Date object and a
set of integer fields
- Collection (java.util)
Collection is the root of the collection hierarchy. It defines operations on
data collections and t
- GregorianCalendar (java.util)
GregorianCalendar is a concrete subclass of Calendarand provides the standard
calendar used by most
- Callable (java.util.concurrent)
A task that returns a result and may throw an exception. Implementors define a
single method with no
- Github Copilot alternatives