- Reading from database using SQL prepared statement
- getSupportFragmentManager (FragmentActivity)
- setContentView (Activity)
- 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
- ArrayList (java.util)
ArrayList is an implementation of List, backed by an array. All optional
operations including adding
- Callable (java.util.concurrent)
A task that returns a result and may throw an exception. Implementors define a
single method with no
- ThreadPoolExecutor (java.util.concurrent)
An ExecutorService that executes each submitted task using one of possibly
several pooled threads, n
- Logger (org.apache.log4j)
This is the central class in the log4j package. Most logging operations, except
configuration, are d
- ImageIO (javax.imageio)
- Best IntelliJ plugins