- Running tasks concurrently on multiple threads
- scheduleAtFixedRate (ScheduledExecutorService)
- getSupportFragmentManager (FragmentActivity)
- startActivity (Activity)
- FileOutputStream (java.io)
An output stream that writes bytes to a file. If the output file exists, it can
be replaced or appen
- InputStream (java.io)
A readable source of bytes.Most clients will use input streams that read data
from the file system (
- MessageDigest (java.security)
Uses a one-way hash function to turn an arbitrary number of bytes into a
fixed-length byte sequence.
- HashMap (java.util)
HashMap is an implementation of Map. All optional operations are supported.All
elements are permitte
- Point (java.awt)
A point representing a location in (x,y) coordinate space, specified in integer
precision.
- Modifier (javassist)
The Modifier class provides static methods and constants to decode class and
member access modifiers
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