- Making http post requests using okhttp
- putExtra (Intent)
- scheduleAtFixedRate (ScheduledExecutorService)
- addToBackStack (FragmentTransaction)
- InputStream (java.io)
A readable source of bytes.Most clients will use input streams that read data
from the file system (
- Set (java.util)
A Set is a data structure which does not allow duplicate elements.
- TimerTask (java.util)
The TimerTask class represents a task to run at a specified time. The task may
be run once or repeat
- JarFile (java.util.jar)
JarFile is used to read jar entries and their associated data from jar files.
- Pattern (java.util.regex)
Patterns are compiled regular expressions. In many cases, convenience methods
such as String#matches
- Collectors (java.util.stream)
- Best plugins for Eclipse