- Creating JSON documents from java classes using gson
- scheduleAtFixedRate (ScheduledExecutorService)
- getExternalFilesDir (Context)
- onRequestPermissionsResult (Fragment)
- ObjectMapper (com.fasterxml.jackson.databind)
ObjectMapper provides functionality for reading and writing JSON, either to and
from basic POJOs (Pl
- Connection (java.sql)
A connection represents a link from a Java application to a database. All SQL
statements and results
- DecimalFormat (java.text)
A concrete subclass of NumberFormat that formats decimal numbers. It has a
variety of features desig
- MessageFormat (java.text)
Produces concatenated messages in language-neutral way. New code should probably
use java.util.Forma
- Date (java.util)
A specific moment in time, with millisecond precision. Values typically come
from System#currentTime
- Notification (javax.management)
- Best IntelliJ plugins