- Running tasks concurrently on multiple threads
- putExtra (Intent)
- findViewById (Activity)
- addToBackStack (FragmentTransaction)
- MalformedURLException (java.net)
This exception is thrown when a program attempts to create an URL from an
incorrect specification.
- HashSet (java.util)
HashSet is an implementation of a Set. All optional operations (adding and
removing) are supported.
- BlockingQueue (java.util.concurrent)
A java.util.Queue that additionally supports operations that wait for the queue
to become non-empty
- Pattern (java.util.regex)
Patterns are compiled regular expressions. In many cases, convenience methods
such as String#matches
- IsNull (org.hamcrest.core)
Is the value null?
- JLabel (javax.swing)
- CodeWhisperer alternatives