- Making http requests using okhttp
- getApplicationContext (Context)
- onRequestPermissionsResult (Fragment)
- notifyDataSetChanged (ArrayAdapter)
- File (java.io)
An "abstract" representation of a file system entity identified by a pathname.
The pathname may be a
- PrintWriter (java.io)
Wraps either an existing OutputStream or an existing Writerand provides
convenience methods for prin
- Permission (java.security)
Legacy security code; do not use.
- TimerTask (java.util)
The TimerTask class represents a task to run at a specified time. The task may
be run once or repeat
- BlockingQueue (java.util.concurrent)
A java.util.Queue that additionally supports operations that wait for the queue
to become non-empty
- Stream (java.util.stream)
A sequence of elements supporting sequential and parallel aggregate operations.
The following exampl
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