- Creating JSON documents from java classes using gson
- getSystemService (Context)
- addToBackStack (FragmentTransaction)
- putExtra (Intent)
- URLConnection (java.net)
A connection to a URL for reading or writing. For HTTP connections, see
HttpURLConnection for docume
- DateFormat (java.text)
Formats or parses dates and times.This class provides factories for obtaining
instances configured f
- MessageFormat (java.text)
Produces concatenated messages in language-neutral way. New code should probably
use java.util.Forma
- Deque (java.util)
A linear collection that supports element insertion and removal at both ends.
The name deque is shor
- FileUtils (org.apache.commons.io)
General file manipulation utilities. Facilities are provided in the following
areas: * writing to a
- JLabel (javax.swing)
- Github Copilot alternatives