- Reading from database using SQL prepared statement
- getExternalFilesDir (Context)
- startActivity (Activity)
- scheduleAtFixedRate (ScheduledExecutorService)
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A specialized Writer that writes to a file in the file system. All write
requests made by calling me
- URLConnection (java.net)
A connection to a URL for reading or writing. For HTTP connections, see
HttpURLConnection for docume
- KeyStore (java.security)
KeyStore is responsible for maintaining cryptographic keys and their owners.
The type of the syste
- SecureRandom (java.security)
This class generates cryptographically secure pseudo-random numbers. It is best
to invoke SecureRand
- Time (java.sql)
Java representation of an SQL TIME value. Provides utilities to format and parse
the time's represen
- LinkedList (java.util)
Doubly-linked list implementation of the List and Dequeinterfaces. Implements
all optional list oper
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