- Running tasks concurrently on multiple threads
- onCreateOptionsMenu (Activity)
- getSharedPreferences (Context)
- putExtra (Intent)
- File (java.io)
An "abstract" representation of a file system entity identified by a pathname.
The pathname may be a
- Charset (java.nio.charset)
A charset is a named mapping between Unicode characters and byte sequences.
Every Charset can decode
- MessageDigest (java.security)
Uses a one-way hash function to turn an arbitrary number of bytes into a
fixed-length byte sequence.
- ReentrantLock (java.util.concurrent.locks)
A reentrant mutual exclusion Lock with the same basic behavior and semantics as
the implicit monitor
- Menu (java.awt)
- JTable (javax.swing)
- Best IntelliJ plugins