- Making http requests using okhttp
- scheduleAtFixedRate (Timer)
- getApplicationContext (Context)
- addToBackStack (FragmentTransaction)
- Calendar (java.util)
Calendar is an abstract base class for converting between a Date object and a
set of integer fields
- Collections (java.util)
This class consists exclusively of static methods that operate on or return
collections. It contains
- Enumeration (java.util)
A legacy iteration interface.New code should use Iterator instead. Iterator
replaces the enumeration
- Timer (java.util)
Timers schedule one-shot or recurring TimerTask for execution. Prefer
java.util.concurrent.Scheduled
- Executors (java.util.concurrent)
Factory and utility methods for Executor, ExecutorService,
ScheduledExecutorService, ThreadFactory,
- JOptionPane (javax.swing)
- From CI to AI: The AI layer in your organization