- Making http requests using okhttp
- putExtra (Intent)
- setScale (BigDecimal)
- startActivity (Activity)
- SecureRandom (java.security)
This class generates cryptographically secure pseudo-random numbers. It is best
to invoke SecureRand
- Connection (java.sql)
A connection represents a link from a Java application to a database. All SQL
statements and results
- Set (java.util)
A Set is a data structure which does not allow duplicate elements.
- TreeMap (java.util)
Walk the nodes of the tree left-to-right or right-to-left. Note that in
descending iterations, next
- Pattern (java.util.regex)
Patterns are compiled regular expressions. In many cases, convenience methods
such as String#matches
- Kernel (java.awt.image)
- From CI to AI: The AI layer in your organization