- Making http post requests using okhttp
- getSystemService (Context)
- onRequestPermissionsResult (Fragment)
- runOnUiThread (Activity)
- FileInputStream (java.io)
An input stream that reads bytes from a file.
File file = ...finally
if (in != null)
in.clos
- MalformedURLException (java.net)
This exception is thrown when a program attempts to create an URL from an
incorrect specification.
- ServerSocket (java.net)
This class represents a server-side socket that waits for incoming client
connections. A ServerSocke
- KeyStore (java.security)
KeyStore is responsible for maintaining cryptographic keys and their owners.
The type of the syste
- Collection (java.util)
Collection is the root of the collection hierarchy. It defines operations on
data collections and t
- Callable (java.util.concurrent)
A task that returns a result and may throw an exception. Implementors define a
single method with no
- Top 12 Jupyter Notebook extensions