- Running tasks concurrently on multiple threads
- addToBackStack (FragmentTransaction)
- onRequestPermissionsResult (Fragment)
- runOnUiThread (Activity)
- Collections (java.util)
This class consists exclusively of static methods that operate on or return
collections. It contains
- DataSource (javax.sql)
An interface for the creation of Connection objects which represent a connection
to a database. This
- Logger (org.apache.log4j)
This is the central class in the log4j package. Most logging operations, except
configuration, are d
- Color (java.awt)
The Color class is used to encapsulate colors in the default sRGB color space or
colors in arbitrary
- Menu (java.awt)
- Kernel (java.awt.image)
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