Kevin questions

• 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
• Can anyone explain me what is state and mutable data?
• Beans... what is it actually

Kevin answers