- Making http requests using okhttp
- runOnUiThread (Activity)
- scheduleAtFixedRate (ScheduledExecutorService)
- getSystemService (Context)
- PrintWriter (java.io)
Wraps either an existing OutputStream or an existing Writerand provides
convenience methods for prin
- HttpURLConnection (java.net)
An URLConnection for HTTP (RFC 2616 [http://tools.ietf.org/html/rfc2616]) used
to send and receive d
- Queue (java.util)
A collection designed for holding elements prior to processing. Besides basic
java.util.Collection o
- Pattern (java.util.regex)
Patterns are compiled regular expressions. In many cases, convenience methods
such as String#matches
- Cipher (javax.crypto)
This class provides access to implementations of cryptographic ciphers for
encryption and decryption
- ImageIO (javax.imageio)
- Top 12 Jupyter Notebook extensions