- Running tasks concurrently on multiple threads
- getExternalFilesDir (Context)
- getContentResolver (Context)
- setContentView (Activity)
- FileInputStream (java.io)
An input stream that reads bytes from a file.
File file = ...finally
if (in != null)
in.clos
- String (java.lang)
- SecureRandom (java.security)
This class generates cryptographically secure pseudo-random numbers. It is best
to invoke SecureRand
- Connection (java.sql)
A connection represents a link from a Java application to a database. All SQL
statements and results
- IOUtils (org.apache.commons.io)
General IO stream manipulation utilities. This class provides static utility
methods for input/outpu
- Runner (org.openjdk.jmh.runner)
- Best IntelliJ plugins