- Running tasks concurrently on multiple threads
- getContentResolver (Context)
- scheduleAtFixedRate (ScheduledExecutorService)
- getExternalFilesDir (Context)
- BufferedWriter (java.io)
Wraps an existing Writer and buffers the output. Expensive interaction with the
underlying reader is
- FileInputStream (java.io)
An input stream that reads bytes from a file.
File file = ...finally
if (in != null)
in.clos
- FileNotFoundException (java.io)
Thrown when a file specified by a program cannot be found.
- Connection (java.sql)
A connection represents a link from a Java application to a database. All SQL
statements and results
- Arrays (java.util)
This class contains various methods for manipulating arrays (such as sorting and
searching). This cl
- TreeSet (java.util)
TreeSet is an implementation of SortedSet. All optional operations (adding and
removing) are support
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