- Running tasks concurrently on multiple threads
- putExtra (Intent)
- onRequestPermissionsResult (Fragment)
- findViewById (Activity)
- System (java.lang)
Provides access to system-related information and resources including standard
input and output. Ena
- URL (java.net)
A Uniform Resource Locator that identifies the location of an Internet resource
as specified by RFC
- Dictionary (java.util)
Note: Do not use this class since it is obsolete. Please use the Map interface
for new implementatio
- TimerTask (java.util)
The TimerTask class represents a task to run at a specified time. The task may
be run once or repeat
- Manifest (java.util.jar)
The Manifest class is used to obtain attribute information for a JarFile and its
entries.
- Servlet (javax.servlet)
Defines methods that all servlets must implement. A servlet is a small Java
program that runs within
- Top 12 Jupyter Notebook extensions