- Running tasks concurrently on multiple threads
- getExternalFilesDir (Context)
- setContentView (Activity)
- findViewById (Activity)
- Collection (java.util)
Collection is the root of the collection hierarchy. It defines operations on
data collections and t
- Map (java.util)
A Map is a data structure consisting of a set of keys and values in which each
key is mapped to a si
- TimerTask (java.util)
The TimerTask class represents a task to run at a specified time. The task may
be run once or repeat
- Semaphore (java.util.concurrent)
A counting semaphore. Conceptually, a semaphore maintains a set of permits. Each
#acquire blocks if
- Servlet (javax.servlet)
Defines methods that all servlets must implement. A servlet is a small Java
program that runs within
- JPanel (javax.swing)
- Github Copilot alternatives