- Making http requests using okhttp
- getContentResolver (Context)
- startActivity (Activity)
- getApplicationContext (Context)
- InputStreamReader (java.io)
A class for turning a byte stream into a character stream. Data read from the
source input stream is
- URI (java.net)
A Uniform Resource Identifier that identifies an abstract or physical resource,
as specified by RFC
- ResultSet (java.sql)
An interface for an object which represents a database table entry, returned as
the result of the qu
- Arrays (java.util)
This class contains various methods for manipulating arrays (such as sorting and
searching). This cl
- ReentrantLock (java.util.concurrent.locks)
A reentrant mutual exclusion Lock with the same basic behavior and semantics as
the implicit monitor
- ImageIO (javax.imageio)
- Top 12 Jupyter Notebook extensions