- Reading from database using SQL prepared statement
- setContentView (Activity)
- runOnUiThread (Activity)
- getSharedPreferences (Context)
- Selector (java.nio.channels)
A controller for the selection of SelectableChannel objects. Selectable channels
can be registered w
- Map (java.util)
A Map is a data structure consisting of a set of keys and values in which each
key is mapped to a si
- Random (java.util)
This class provides methods that return pseudo-random values.It is dangerous to
seed Random with the
- ReentrantLock (java.util.concurrent.locks)
A reentrant mutual exclusion Lock with the same basic behavior and semantics as
the implicit monitor
- Servlet (javax.servlet)
Defines methods that all servlets must implement. A servlet is a small Java
program that runs within
- GridLayout (java.awt)
The GridLayout class is a layout manager that lays out a container's components
in a rectangular gri
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