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- getExternalFilesDir (Context)
- runOnUiThread (Activity)
- scheduleAtFixedRate (Timer)
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An output stream that writes bytes to a file. If the output file exists, it can
be replaced or appen
- Socket (java.net)
Provides a client-side TCP socket.
- Timestamp (java.sql)
A Java representation of the SQL TIMESTAMP type. It provides the capability of
representing the SQL
- Semaphore (java.util.concurrent)
A counting semaphore. Conceptually, a semaphore maintains a set of permits. Each
#acquire blocks if
- FlowLayout (java.awt)
A flow layout arranges components in a left-to-right flow, much like lines of
text in a paragraph. F
- Graphics2D (java.awt)
This Graphics2D class extends the Graphics class to provide more sophisticated
control overgraphics
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