- Running tasks concurrently on multiple threads
- runOnUiThread (Activity)
- putExtra (Intent)
- getSharedPreferences (Context)
- RandomAccessFile (java.io)
Allows reading from and writing to a file in a random-access manner. This is
different from the uni-
- Selector (java.nio.channels)
A controller for the selection of SelectableChannel objects. Selectable channels
can be registered w
- List (java.util)
An ordered collection (also known as a sequence). The user of this interface has
precise control ove
- Pattern (java.util.regex)
Patterns are compiled regular expressions. In many cases, convenience methods
such as String#matches
- GridBagLayout (java.awt)
The GridBagLayout class is a flexible layout manager that aligns components
vertically and horizonta
- ImageIO (javax.imageio)
- CodeWhisperer alternatives