- Making http requests using okhttp
- getSystemService (Context)
- onRequestPermissionsResult (Fragment)
- findViewById (Activity)
- ObjectMapper (com.fasterxml.jackson.databind)
ObjectMapper provides functionality for reading and writing JSON, either to and
from basic POJOs (Pl
- FileInputStream (java.io)
An input stream that reads bytes from a file.
File file = ...finally
if (in != null)
in.clos
- URLConnection (java.net)
A connection to a URL for reading or writing. For HTTP connections, see
HttpURLConnection for docume
- HashMap (java.util)
HashMap is an implementation of Map. All optional operations are supported.All
elements are permitte
- ImageIO (javax.imageio)
- Option (scala)
- Best plugins for Eclipse