- Running tasks concurrently on multiple threads
- startActivity (Activity)
- putExtra (Intent)
- getSupportFragmentManager (FragmentActivity)
- URL (java.net)
A Uniform Resource Locator that identifies the location of an Internet resource
as specified by RFC
- Connection (java.sql)
A connection represents a link from a Java application to a database. All SQL
statements and results
- LinkedList (java.util)
Doubly-linked list implementation of the List and Dequeinterfaces. Implements
all optional list oper
- 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
- JCheckBox (javax.swing)
- CodeWhisperer alternatives