whitehat

whitehat has asked 22 questions and find answers to 1 problems.

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OCPJP 6.0

whitehat questions

Difference between wait(long timeout) and join(long millis)?
Where do we declare attributes of a rails model?
Which is a Controller and which is HandlerMapping in Spring MVC?
Why should the notify method be inside a synchronized block?
System.console() returns null from Eclipse but fine with Command Prompt
Double Clicking JAR file does not open Command Prompt
Why "t instanceof T" is not allowed where T is a type parameter and t is a variable?
Why does a Java constructor have to be public or protected for a class to be extended outside its package?
Why does lastIndexOf() method of List interface accepts Object as parameter and not E?
Are String [] and String... (Var-args) same when they work internally?

whitehat answers

how to make a single jar file of multiple classes that can be used in other projects