- Making http requests using okhttp
- addToBackStack (FragmentTransaction)
- onCreateOptionsMenu (Activity)
- getSupportFragmentManager (FragmentActivity)
- ObjectMapper (com.fasterxml.jackson.databind)
ObjectMapper provides functionality for reading and writing JSON, either to and
from basic POJOs (Pl
- BufferedWriter (java.io)
Wraps an existing Writer and buffers the output. Expensive interaction with the
underlying reader is
- Properties (java.util)
A Properties object is a Hashtable where the keys and values must be Strings.
Each property can have
- CountDownLatch (java.util.concurrent)
A synchronization aid that allows one or more threads to wait until a set of
operations being perfor
- Collectors (java.util.stream)
- FileUtils (org.apache.commons.io)
General file manipulation utilities. Facilities are provided in the following
areas: * writing to a
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