- Updating database using SQL prepared statement
- getExternalFilesDir (Context)
- scheduleAtFixedRate (ScheduledExecutorService)
- setContentView (Activity)
- OutputStream (java.io)
A writable sink for bytes.Most clients will use output streams that write data
to the file system (
- PrintWriter (java.io)
Wraps either an existing OutputStream or an existing Writerand provides
convenience methods for prin
- Collections (java.util)
This class consists exclusively of static methods that operate on or return
collections. It contains
- 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
- Executor (java.util.concurrent)
An object that executes submitted Runnable tasks. This interface provides a way
of decoupling task s
- 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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