- Making http post requests using okhttp
- getExternalFilesDir (Context)
- notifyDataSetChanged (ArrayAdapter)
- orElseThrow (Optional)
Return the contained value, if present, otherwise throw an exception to be
created by the provided s
- Date (java.util)
A specific moment in time, with millisecond precision. Values typically come
from System#currentTime
- ReentrantLock (java.util.concurrent.locks)
A reentrant mutual exclusion Lock with the same basic behavior and semantics as
the implicit monitor
- Pattern (java.util.regex)
Patterns are compiled regular expressions. In many cases, convenience methods
such as String#matches
- Collectors (java.util.stream)
- JButton (javax.swing)
- JTable (javax.swing)
- Top Vim plugins