- Making http requests using okhttp
- getSupportFragmentManager (FragmentActivity)
- getSharedPreferences (Context)
- notifyDataSetChanged (ArrayAdapter)
- ObjectMapper (com.fasterxml.jackson.databind)
ObjectMapper provides functionality for reading and writing JSON, either to and
from basic POJOs (Pl
- System (java.lang)
Provides access to system-related information and resources including standard
input and output. Ena
- HttpURLConnection (java.net)
An URLConnection for HTTP (RFC 2616 [http://tools.ietf.org/html/rfc2616]) used
to send and receive d
- Selector (java.nio.channels)
A controller for the selection of SelectableChannel objects. Selectable channels
can be registered w
- Calendar (java.util)
Calendar is an abstract base class for converting between a Date object and a
set of integer fields
- Color (java.awt)
The Color class is used to encapsulate colors in the default sRGB color space or
colors in arbitrary
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