- Reading from database using SQL prepared statement
- scheduleAtFixedRate (Timer)
- getExternalFilesDir (Context)
- requestLocationUpdates (LocationManager)
- FileOutputStream (java.io)
An output stream that writes bytes to a file. If the output file exists, it can
be replaced or appen
- Selector (java.nio.channels)
A controller for the selection of SelectableChannel objects. Selectable channels
can be registered w
- Calendar (java.util)
Calendar is an abstract base class for converting between a Date object and a
set of integer fields
- Dictionary (java.util)
Note: Do not use this class since it is obsolete. Please use the Map interface
for new implementatio
- Component (java.awt)
A component is an object having a graphical representation that can be displayed
on the screen and t
- Option (scala)
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