- Reading from database using SQL prepared statement
- getSharedPreferences (Context)
- findViewById (Activity)
- scheduleAtFixedRate (ScheduledExecutorService)
- RandomAccessFile (java.io)
Allows reading from and writing to a file in a random-access manner. This is
different from the uni-
- URLConnection (java.net)
A connection to a URL for reading or writing. For HTTP connections, see
HttpURLConnection for docume
- Charset (java.nio.charset)
A charset is a named mapping between Unicode characters and byte sequences.
Every Charset can decode
- Path (java.nio.file)
- Cipher (javax.crypto)
This class provides access to implementations of cryptographic ciphers for
encryption and decryption
- Filter (javax.servlet)
A filter is an object that performs filtering tasks on either the request to a
resource (a servlet o
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