- Running tasks concurrently on multiple threads
- startActivity (Activity)
- getSharedPreferences (Context)
- getSystemService (Context)
- FileInputStream (java.io)
An input stream that reads bytes from a file.
File file = ...finally
if (in != null)
in.clos
- FileOutputStream (java.io)
An output stream that writes bytes to a file. If the output file exists, it can
be replaced or appen
- ArrayList (java.util)
ArrayList is an implementation of List, backed by an array. All optional
operations including adding
- Locale (java.util)
Locale represents a language/country/variant combination. Locales are used to
alter the presentatio
- Map (java.util)
A Map is a data structure consisting of a set of keys and values in which each
key is mapped to a si
- IOUtils (org.apache.commons.io)
General IO stream manipulation utilities. This class provides static utility
methods for input/outpu
- CodeWhisperer alternatives