- Making http requests using okhttp
- findViewById (Activity)
- onRequestPermissionsResult (Fragment)
- scheduleAtFixedRate (ScheduledExecutorService)
- FileReader (java.io)
A specialized Reader that reads from a file in the file system. All read
requests made by calling me
- InputStream (java.io)
A readable source of bytes.Most clients will use input streams that read data
from the file system (
- NumberFormat (java.text)
The abstract base class for all number formats. This class provides the
interface for formatting and
- HashSet (java.util)
HashSet is an implementation of a Set. All optional operations (adding and
removing) are supported.
- Pattern (java.util.regex)
Patterns are compiled regular expressions. In many cases, convenience methods
such as String#matches
- JTextField (javax.swing)
- Top 12 Jupyter Notebook extensions