- Running tasks concurrently on multiple threads
- orElseThrow (Optional)
Return the contained value, if present, otherwise throw an exception to be
created by the provided s
- getSupportFragmentManager (FragmentActivity)
- onCreateOptionsMenu (Activity)
- ConnectException (java.net)
A ConnectException is thrown if a connection cannot be established to a remote
host on a specific po
- MessageDigest (java.security)
Uses a one-way hash function to turn an arbitrary number of bytes into a
fixed-length byte sequence.
- HashMap (java.util)
HashMap is an implementation of Map. All optional operations are supported.All
elements are permitte
- SortedMap (java.util)
A map that has its keys ordered. The sorting is according to either the natural
ordering of its keys
- ReentrantLock (java.util.concurrent.locks)
A reentrant mutual exclusion Lock with the same basic behavior and semantics as
the implicit monitor
- Reflections (org.reflections)
Reflections one-stop-shop objectReflections scans your classpath, indexes the
metadata, allows you t
- Top 12 Jupyter Notebook extensions