- Start an intent from android
- addToBackStack (FragmentTransaction)
- onCreateOptionsMenu (Activity)
- getExternalFilesDir (Context)
- Set (java.util)
A Set is a data structure which does not allow duplicate elements.
- Callable (java.util.concurrent)
A task that returns a result and may throw an exception. Implementors define a
single method with no
- Stream (java.util.stream)
A sequence of elements supporting sequential and parallel aggregate operations.
The following exampl
- Component (java.awt)
A component is an object having a graphical representation that can be displayed
on the screen and t
- Container (java.awt)
A generic Abstract Window Toolkit(AWT) container object is a component that can
contain other AWT co
- Filter (javax.servlet)
A filter is an object that performs filtering tasks on either the request to a
resource (a servlet o
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