L.J.W questions

• In JDK 1.6, can String equals operation can be replaced with ==?
• Can I invoking java web start in program?
• Proxy based on parameter in the URL
• How to clone a detached HttpServletRequest and HttpServletResponse provided by the Servlet Container?
• Are there any android application framework like spring?
• How can I update/insert Object into inner List in Mongodb?
• how to handle session expire basing redis?
• How to simulate killing activity to conserve memory?
• How to join query in mongodb?

L.J.W answers