- Parsing JSON documents to java classes using gson
- startActivity (Activity)
- onCreateOptionsMenu (Activity)
- orElseThrow (Optional)
Return the contained value, if present, otherwise throw an exception to be
created by the provided s
- OutputStream (java.io)
A writable sink for bytes.Most clients will use output streams that write data
to the file system (
- Runnable (java.lang)
Represents a command that can be executed. Often used to run code in a different
Thread.
- Calendar (java.util)
Calendar is an abstract base class for converting between a Date object and a
set of integer fields
- 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
- Pattern (java.util.regex)
Patterns are compiled regular expressions. In many cases, convenience methods
such as String#matches
- Top 12 Jupyter Notebook extensions