- Reading from database using SQL prepared statement
- getSystemService (Context)
- requestLocationUpdates (LocationManager)
- scheduleAtFixedRate (Timer)
- Path (java.nio.file)
- Collection (java.util)
Collection is the root of the collection hierarchy. It defines operations on
data collections and t
- BlockingQueue (java.util.concurrent)
A java.util.Queue that additionally supports operations that wait for the queue
to become non-empty
- HttpServletRequest (javax.servlet.http)
Extends the javax.servlet.ServletRequest interface to provide request
information for HTTP servlets.
- Base64 (org.apache.commons.codec.binary)
Provides Base64 encoding and decoding as defined by RFC 2045.This class
implements section 6.8. Base
- StringUtils (org.apache.commons.lang)
Operations on java.lang.String that arenull safe.
* IsEmpty/IsBlank - checks if a String contains
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