- Making http post requests using okhttp
- getSystemService (Context)
- getSharedPreferences (Context)
- scheduleAtFixedRate (Timer)
- URLConnection (java.net)
A connection to a URL for reading or writing. For HTTP connections, see
HttpURLConnection for docume
- BlockingQueue (java.util.concurrent)
A java.util.Queue that additionally supports operations that wait for the queue
to become non-empty
- ConcurrentHashMap (java.util.concurrent)
A plug-in replacement for JDK1.5 java.util.concurrent.ConcurrentHashMap. This
version is based on or
- Manifest (java.util.jar)
The Manifest class is used to obtain attribute information for a JarFile and its
entries.
- Cipher (javax.crypto)
This class provides access to implementations of cryptographic ciphers for
encryption and decryption
- JFrame (javax.swing)
- Top plugins for Android Studio