- Creating JSON documents from java classes using gson
- putExtra (Intent)
- getSharedPreferences (Context)
- findViewById (Activity)
- KeyStore (java.security)
KeyStore is responsible for maintaining cryptographic keys and their owners.
The type of the syste
- Time (java.sql)
Java representation of an SQL TIME value. Provides utilities to format and parse
the time's represen
- Dictionary (java.util)
Note: Do not use this class since it is obsolete. Please use the Map interface
for new implementatio
- SortedSet (java.util)
SortedSet is a Set which iterates over its elements in a sorted order. The order
is determined eithe
- Collectors (java.util.stream)
- Kernel (java.awt.image)
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