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- getContentResolver (Context)
- addToBackStack (FragmentTransaction)
- startActivity (Activity)
- DecimalFormat (java.text)
A concrete subclass of NumberFormat that formats decimal numbers. It has a
variety of features desig
- Format (java.text)
The base class for all formats. This is an abstract base class which specifies
the protocol for clas
- HashMap (java.util)
HashMap is an implementation of Map. All optional operations are supported.All
elements are permitte
- Stack (java.util)
Stack is a Last-In/First-Out(LIFO) data structure which represents a stack of
objects. It enables u
- Collectors (java.util.stream)
- HttpServlet (javax.servlet.http)
Provides an abstract class to be subclassed to create an HTTP servlet suitable
for a Web site. A sub
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