- Running tasks concurrently on multiple threads
- addToBackStack (FragmentTransaction)
- getSharedPreferences (Context)
- getExternalFilesDir (Context)
- FileOutputStream (java.io)
An output stream that writes bytes to a file. If the output file exists, it can
be replaced or appen
- RandomAccessFile (java.io)
Allows reading from and writing to a file in a random-access manner. This is
different from the uni-
- Runnable (java.lang)
Represents a command that can be executed. Often used to run code in a different
Thread.
- Time (java.sql)
Java representation of an SQL TIME value. Provides utilities to format and parse
the time's represen
- StringUtils (org.apache.commons.lang)
Operations on java.lang.String that arenull safe.
* IsEmpty/IsBlank - checks if a String contains
- Option (scala)
- Top plugins for Android Studio