- Creating JSON documents from java classes using gson
- getSystemService (Context)
- runOnUiThread (Activity)
- onRequestPermissionsResult (Fragment)
- FileOutputStream (java.io)
An output stream that writes bytes to a file. If the output file exists, it can
be replaced or appen
- String (java.lang)
- SocketTimeoutException (java.net)
This exception is thrown when a timeout expired on a socket read or accept
operation.
- Selector (java.nio.channels)
A controller for the selection of SelectableChannel objects. Selectable channels
can be registered w
- Servlet (javax.servlet)
Defines methods that all servlets must implement. A servlet is a small Java
program that runs within
- JButton (javax.swing)
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