- Running tasks concurrently on multiple threads
- addToBackStack (FragmentTransaction)
- requestLocationUpdates (LocationManager)
- scheduleAtFixedRate (ScheduledExecutorService)
- FileWriter (java.io)
A specialized Writer that writes to a file in the file system. All write
requests made by calling me
- PrintWriter (java.io)
Wraps either an existing OutputStream or an existing Writerand provides
convenience methods for prin
- 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.
- URLConnection (java.net)
A connection to a URL for reading or writing. For HTTP connections, see
HttpURLConnection for docume
- Permission (java.security)
Legacy security code; do not use.
- Best IntelliJ plugins