- Start an intent from android
- setContentView (Activity)
- addToBackStack (FragmentTransaction)
- getSystemService (Context)
- PrintWriter (java.io)
Wraps either an existing OutputStream or an existing Writerand provides
convenience methods for prin
- Socket (java.net)
Provides a client-side TCP socket.
- ArrayList (java.util)
ArrayList is an implementation of List, backed by an array. All optional
operations including adding
- ExecutorService (java.util.concurrent)
An Executor that provides methods to manage termination and methods that can
produce a Future for tr
- Window (java.awt)
A Window object is a top-level window with no borders and no menubar. The
default layout for a windo
- Reflections (org.reflections)
Reflections one-stop-shop objectReflections scans your classpath, indexes the
metadata, allows you t
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