- Start an intent from android
- getSystemService (Context)
- onCreateOptionsMenu (Activity)
- findViewById (Activity)
- File (java.io)
An "abstract" representation of a file system entity identified by a pathname.
The pathname may be a
- FileOutputStream (java.io)
An output stream that writes bytes to a file. If the output file exists, it can
be replaced or appen
- PrintWriter (java.io)
Wraps either an existing OutputStream or an existing Writerand provides
convenience methods for prin
- Callable (java.util.concurrent)
A task that returns a result and may throw an exception. Implementors define a
single method with no
- StringUtils (org.apache.commons.lang)
Operations on java.lang.String that arenull safe.
* IsEmpty/IsBlank - checks if a String contains
- JPanel (javax.swing)
- Github Copilot alternatives