- Creating JSON documents from java classes using gson
- orElseThrow (Optional)
Return the contained value, if present, otherwise throw an exception to be
created by the provided s
- putExtra (Intent)
- addToBackStack (FragmentTransaction)
- DecimalFormat (java.text)
A concrete subclass of NumberFormat that formats decimal numbers. It has a
variety of features desig
- ArrayList (java.util)
ArrayList is an implementation of List, backed by an array. All optional
operations including adding
- Calendar (java.util)
Calendar is an abstract base class for converting between a Date object and a
set of integer fields
- Enumeration (java.util)
A legacy iteration interface.New code should use Iterator instead. Iterator
replaces the enumeration
- AtomicInteger (java.util.concurrent.atomic)
An int value that may be updated atomically. See the java.util.concurrent.atomic
package specificati
- JComboBox (javax.swing)
- Github Copilot alternatives