- Running tasks concurrently on multiple threads
- runOnUiThread (Activity)
- onRequestPermissionsResult (Fragment)
- getApplicationContext (Context)
- FileWriter (java.io)
A specialized Writer that writes to a file in the file system. All write
requests made by calling me
- URLConnection (java.net)
A connection to a URL for reading or writing. For HTTP connections, see
HttpURLConnection for docume
- Collection (java.util)
Collection is the root of the collection hierarchy. It defines operations on
data collections and t
- Pattern (java.util.regex)
Patterns are compiled regular expressions. In many cases, convenience methods
such as String#matches
- GridLayout (java.awt)
The GridLayout class is a layout manager that lays out a container's components
in a rectangular gri
- JTextField (javax.swing)
- CodeWhisperer alternatives