- Finding current android device location
- scheduleAtFixedRate (ScheduledExecutorService)
- onRequestPermissionsResult (Fragment)
- findViewById (Activity)
- FileInputStream (java.io)
An input stream that reads bytes from a file.
File file = ...finally
if (in != null)
in.clos
- KeyStore (java.security)
KeyStore is responsible for maintaining cryptographic keys and their owners.
The type of the syste
- Dictionary (java.util)
Note: Do not use this class since it is obsolete. Please use the Map interface
for new implementatio
- Set (java.util)
A Set is a data structure which does not allow duplicate elements.
- ReentrantLock (java.util.concurrent.locks)
A reentrant mutual exclusion Lock with the same basic behavior and semantics as
the implicit monitor
- Collectors (java.util.stream)
- CodeWhisperer alternatives