- Running tasks concurrently on multiple threads
- scheduleAtFixedRate (Timer)
- setRequestProperty (URLConnection)
- getSharedPreferences (Context)
- DateFormat (java.text)
Formats or parses dates and times.This class provides factories for obtaining
instances configured f
- Arrays (java.util)
This class contains various methods for manipulating arrays (such as sorting and
searching). This cl
- LinkedHashMap (java.util)
LinkedHashMap is an implementation of Map that guarantees iteration order. All
optional operations a
- TimerTask (java.util)
The TimerTask class represents a task to run at a specified time. The task may
be run once or repeat
- UUID (java.util)
UUID is an immutable representation of a 128-bit universally unique identifier
(UUID). There are mul
- BufferedImage (java.awt.image)
The BufferedImage subclass describes an java.awt.Image with an accessible buffer
of image data. All
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