- Finding current android device location
- getApplicationContext (Context)
- scheduleAtFixedRate (Timer)
- orElseThrow (Optional)
Return the contained value, if present, otherwise throw an exception to be
created by the provided s
- Socket (java.net)
Provides a client-side TCP socket.
- SimpleDateFormat (java.text)
Formats and parses dates in a locale-sensitive manner. Formatting turns a Date
into a String, and pa
- Locale (java.util)
Locale represents a language/country/variant combination. Locales are used to
alter the presentatio
- Set (java.util)
A Set is a data structure which does not allow duplicate elements.
- Stack (java.util)
Stack is a Last-In/First-Out(LIFO) data structure which represents a stack of
objects. It enables u
- ConcurrentHashMap (java.util.concurrent)
A plug-in replacement for JDK1.5 java.util.concurrent.ConcurrentHashMap. This
version is based on or
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