- Running tasks concurrently on multiple threads
- onCreateOptionsMenu (Activity)
- getSystemService (Context)
- startActivity (Activity)
- FileOutputStream (java.io)
An output stream that writes bytes to a file. If the output file exists, it can
be replaced or appen
- BitSet (java.util)
The BitSet class implements abit array [http://en.wikipedia.org/wiki/Bit_array].
Each element is eit
- Vector (java.util)
Vector is an implementation of List, backed by an array and synchronized. All
optional operations in
- FileUtils (org.apache.commons.io)
General file manipulation utilities. Facilities are provided in the following
areas: * writing to a
- Logger (org.apache.log4j)
This is the central class in the log4j package. Most logging operations, except
configuration, are d
- Logger (org.slf4j)
The org.slf4j.Logger interface is the main user entry point of SLF4J API. It is
expected that loggin
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