- Running tasks concurrently on multiple threads
- getSharedPreferences (Context)
- startActivity (Activity)
- onCreateOptionsMenu (Activity)
- FileNotFoundException (java.io)
Thrown when a file specified by a program cannot be found.
- URLConnection (java.net)
A connection to a URL for reading or writing. For HTTP connections, see
HttpURLConnection for docume
- Pattern (java.util.regex)
Patterns are compiled regular expressions. In many cases, convenience methods
such as String#matches
- Font (java.awt)
The Font class represents fonts, which are used to render text in a visible way.
A font provides the
- Annotation (javassist.bytecode.annotation)
The annotation structure.An instance of this class is returned bygetAnnotations() in AnnotationsAttr
- JLabel (javax.swing)
- Top 12 Jupyter Notebook extensions