[Link] Java Tutorial

Site Links

• http://www.java2s.com/
• http://avajava.com/
• https://www.javatips.net/

1. Java Reference (java2s.com)

   Link: http://www.java2s.com/

2. Java Reference (avajava.com)

   Link: http://avajava.com/tutorials/

3. Java Tips (javatips.net)

   Link: https://www.javatips.net/