- Running tasks concurrently on multiple threads
- addToBackStack (FragmentTransaction)
- scheduleAtFixedRate (Timer)
- getSharedPreferences (Context)
- ObjectMapper (com.fasterxml.jackson.databind)
ObjectMapper provides functionality for reading and writing JSON, either to and
from basic POJOs (Pl
- ReentrantLock (java.util.concurrent.locks)
A reentrant mutual exclusion Lock with the same basic behavior and semantics as
the implicit monitor
- ServletException (javax.servlet)
Defines a general exception a servlet can throw when it encounters difficulty.
- Component (java.awt)
A component is an object having a graphical representation that can be displayed
on the screen and t
- JLabel (javax.swing)
- JOptionPane (javax.swing)
- Github Copilot alternatives