- Running tasks concurrently on multiple threads
- getSystemService (Context)
- addToBackStack (FragmentTransaction)
- onCreateOptionsMenu (Activity)
- Calendar (java.util)
Calendar is an abstract base class for converting between a Date object and a
set of integer fields
- Vector (java.util)
Vector is an implementation of List, backed by an array and synchronized. All
optional operations in
- CountDownLatch (java.util.concurrent)
A synchronization aid that allows one or more threads to wait until a set of
operations being perfor
- Cipher (javax.crypto)
This class provides access to implementations of cryptographic ciphers for
encryption and decryption
- Font (java.awt)
The Font class represents fonts, which are used to render text in a visible way.
A font provides the
- BasicDataSource (org.apache.commons.dbcp)
Basic implementation of javax.sql.DataSource that is configured via JavaBeans
properties. This is no
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