- Reading from database using SQL prepared statement
- runOnUiThread (Activity)
- getResourceAsStream (ClassLoader)
- scheduleAtFixedRate (ScheduledExecutorService)
- PrintWriter (java.io)
Wraps either an existing OutputStream or an existing Writerand provides
convenience methods for prin
- Connection (java.sql)
A connection represents a link from a Java application to a database. All SQL
statements and results
- 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
- Base64 (org.apache.commons.codec.binary)
Provides Base64 encoding and decoding as defined by RFC 2045.This class
implements section 6.8. Base
- IOUtils (org.apache.commons.io)
General IO stream manipulation utilities. This class provides static utility
methods for input/outpu
- Top 12 Jupyter Notebook extensions