- Reading from database using SQL prepared statement
- getApplicationContext (Context)
- scheduleAtFixedRate (Timer)
- getSystemService (Context)
- FileOutputStream (java.io)
An output stream that writes bytes to a file. If the output file exists, it can
be replaced or appen
- Runnable (java.lang)
Represents a command that can be executed. Often used to run code in a different
Thread.
- SecureRandom (java.security)
This class generates cryptographically secure pseudo-random numbers. It is best
to invoke SecureRand
- Executors (java.util.concurrent)
Factory and utility methods for Executor, ExecutorService,
ScheduledExecutorService, ThreadFactory,
- StringUtils (org.apache.commons.lang)
Operations on java.lang.String that arenull safe.
* IsEmpty/IsBlank - checks if a String contains
- JButton (javax.swing)
- Best IntelliJ plugins