- Running tasks concurrently on multiple threads
- setRequestProperty (URLConnection)
- scheduleAtFixedRate (Timer)
- onRequestPermissionsResult (Fragment)
- UnknownHostException (java.net)
Thrown when a hostname can not be resolved.
- KeyStore (java.security)
KeyStore is responsible for maintaining cryptographic keys and their owners.
The type of the syste
- Permission (java.security)
Legacy security code; do not use.
- LoggerFactory (org.slf4j)
The LoggerFactory is a utility class producing Loggers for various logging APIs,
most notably for lo
- Font (java.awt)
The Font class represents fonts, which are used to render text in a visible way.
A font provides the
- ImageIO (javax.imageio)
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