- Running tasks concurrently on multiple threads
- setContentView (Activity)
- getApplicationContext (Context)
- requestLocationUpdates (LocationManager)
- FileInputStream (java.io)
An input stream that reads bytes from a file.
File file = ...finally
if (in != null)
in.clos
- PrintWriter (java.io)
Wraps either an existing OutputStream or an existing Writerand provides
convenience methods for prin
- KeyStore (java.security)
KeyStore is responsible for maintaining cryptographic keys and their owners.
The type of the syste
- Scanner (java.util)
A parser that parses a text string of primitive types and strings with the help
of regular expressio
- Pattern (java.util.regex)
Patterns are compiled regular expressions. In many cases, convenience methods
such as String#matches
- Filter (javax.servlet)
A filter is an object that performs filtering tasks on either the request to a
resource (a servlet o
- Top 12 Jupyter Notebook extensions