- Start an intent from android
- getSystemService (Context)
- getSharedPreferences (Context)
- putExtra (Intent)
- MessageDigest (java.security)
Uses a one-way hash function to turn an arbitrary number of bytes into a
fixed-length byte sequence.
- Connection (java.sql)
A connection represents a link from a Java application to a database. All SQL
statements and results
- HashSet (java.util)
HashSet is an implementation of a Set. All optional operations (adding and
removing) are supported.
- Pattern (java.util.regex)
Patterns are compiled regular expressions. In many cases, convenience methods
such as String#matches
- HttpServletRequest (javax.servlet.http)
Extends the javax.servlet.ServletRequest interface to provide request
information for HTTP servlets.
- JFileChooser (javax.swing)
- From CI to AI: The AI layer in your organization