- Finding current android device location
- findViewById (Activity)
- getSharedPreferences (Context)
- orElseThrow (Optional)
Return the contained value, if present, otherwise throw an exception to be
created by the provided s
- Selector (java.nio.channels)
A controller for the selection of SelectableChannel objects. Selectable channels
can be registered w
- Charset (java.nio.charset)
A charset is a named mapping between Unicode characters and byte sequences.
Every Charset can decode
- Collections (java.util)
This class consists exclusively of static methods that operate on or return
collections. It contains
- Random (java.util)
This class provides methods that return pseudo-random values.It is dangerous to
seed Random with the
- TimeUnit (java.util.concurrent)
A TimeUnit represents time durations at a given unit of granularity and provides
utility methods to
- DataSource (javax.sql)
An interface for the creation of Connection objects which represent a connection
to a database. This
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