- Reading from database using SQL prepared statement
- startActivity (Activity)
- getSystemService (Context)
- onRequestPermissionsResult (Fragment)
- KeyStore (java.security)
KeyStore is responsible for maintaining cryptographic keys and their owners.
The type of the syste
- Connection (java.sql)
A connection represents a link from a Java application to a database. All SQL
statements and results
- Calendar (java.util)
Calendar is an abstract base class for converting between a Date object and a
set of integer fields
- Vector (java.util)
Vector is an implementation of List, backed by an array and synchronized. All
optional operations in
- Manifest (java.util.jar)
The Manifest class is used to obtain attribute information for a JarFile and its
entries.
- Pattern (java.util.regex)
Patterns are compiled regular expressions. In many cases, convenience methods
such as String#matches
- Github Copilot alternatives