- Making http post requests using okhttp
- getApplicationContext (Context)
- addToBackStack (FragmentTransaction)
- getSharedPreferences (Context)
- FileReader (java.io)
A specialized Reader that reads from a file in the file system. All read
requests made by calling me
- Date (java.sql)
A class which can consume and produce dates in SQL Date format. Dates are
represented in SQL as yyyy
- Date (java.util)
A specific moment in time, with millisecond precision. Values typically come
from System#currentTime
- GregorianCalendar (java.util)
GregorianCalendar is a concrete subclass of Calendarand provides the standard
calendar used by most
- TreeSet (java.util)
TreeSet is an implementation of SortedSet. All optional operations (adding and
removing) are support
- Project (org.apache.tools.ant)
Central representation of an Ant project. This class defines an Ant project with
all of its targets,
- Best IntelliJ plugins