- Reading from database using SQL prepared statement
- getContentResolver (Context)
- putExtra (Intent)
- scheduleAtFixedRate (ScheduledExecutorService)
- FileInputStream (java.io)
An input stream that reads bytes from a file.
File file = ...finally
if (in != null)
in.clos
- InputStream (java.io)
A readable source of bytes.Most clients will use input streams that read data
from the file system (
- URI (java.net)
A Uniform Resource Identifier that identifies an abstract or physical resource,
as specified by RFC
- Path (java.nio.file)
- SecureRandom (java.security)
This class generates cryptographically secure pseudo-random numbers. It is best
to invoke SecureRand
- Logger (org.apache.log4j)
This is the central class in the log4j package. Most logging operations, except
configuration, are d
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