- Making http requests using okhttp
- getSupportFragmentManager (FragmentActivity)
- getSystemService (Context)
- onCreateOptionsMenu (Activity)
- Selector (java.nio.channels)
A controller for the selection of SelectableChannel objects. Selectable channels
can be registered w
- Connection (java.sql)
A connection represents a link from a Java application to a database. All SQL
statements and results
- Servlet (javax.servlet)
Defines methods that all servlets must implement. A servlet is a small Java
program that runs within
- Logger (org.apache.log4j)
This is the central class in the log4j package. Most logging operations, except
configuration, are d
- JOptionPane (javax.swing)
- Reflections (org.reflections)
Reflections one-stop-shop objectReflections scans your classpath, indexes the
metadata, allows you t
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