Kevin questions

• break cannot be used outside of a loop or a switch
• Do we need to override hashcode method?
• Reference type in javascript
• running my sample app using express.js and node.js
• immutable objects and lazy initialization.
• Weak reference and Strong reference
• addslashes and addcslahes
• Singleton Class in Flex
• diference between return , echo and print keyword in PHP
• Unhandled exception type JSONException

Kevin answers