- Reading from database using SQL prepared statement
- getResourceAsStream (ClassLoader)
- onCreateOptionsMenu (Activity)
- findViewById (Activity)
- File (java.io)
An "abstract" representation of a file system entity identified by a pathname.
The pathname may be a
- Socket (java.net)
Provides a client-side TCP socket.
- URI (java.net)
A Uniform Resource Identifier that identifies an abstract or physical resource,
as specified by RFC
- Path (java.nio.file)
- Calendar (java.util)
Calendar is an abstract base class for converting between a Date object and a
set of integer fields
- BlockingQueue (java.util.concurrent)
A java.util.Queue that additionally supports operations that wait for the queue
to become non-empty
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