- Reading from database using SQL prepared statement
- scheduleAtFixedRate (Timer)
- getContentResolver (Context)
- addToBackStack (FragmentTransaction)
- ObjectMapper (com.fasterxml.jackson.databind)
ObjectMapper provides functionality for reading and writing JSON, either to and
from basic POJOs (Pl
- System (java.lang)
Provides access to system-related information and resources including standard
input and output. Ena
- Scanner (java.util)
A parser that parses a text string of primitive types and strings with the help
of regular expressio
- TimerTask (java.util)
The TimerTask class represents a task to run at a specified time. The task may
be run once or repeat
- ExecutorService (java.util.concurrent)
An Executor that provides methods to manage termination and methods that can
produce a Future for tr
- Base64 (org.apache.commons.codec.binary)
Provides Base64 encoding and decoding as defined by RFC 2045.This class
implements section 6.8. Base
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