- Running tasks concurrently on multiple threads
- runOnUiThread (Activity)
- getSupportFragmentManager (FragmentActivity)
- setContentView (Activity)
- Properties (java.util)
A Properties object is a Hashtable where the keys and values must be Strings.
Each property can have
- Set (java.util)
A Set is a data structure which does not allow duplicate elements.
- Cipher (javax.crypto)
This class provides access to implementations of cryptographic ciphers for
encryption and decryption
- IOUtils (org.apache.commons.io)
General IO stream manipulation utilities. This class provides static utility
methods for input/outpu
- Rectangle (java.awt)
A Rectangle specifies an area in a coordinate space that is enclosed by the
Rectangle object's top-
- Modifier (javassist)
The Modifier class provides static methods and constants to decode class and
member access modifiers
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