Archives from the Category Java - 6

Archived Articles from the Category Java

• What is Servlet Mapping? What is Servlet Invoker?
• Why and when do we get IllegalStateException in Servlets?
• What happens if destroy() is called from init() of a servlet?
• Servlet Preinitialization and Servlet Lazy Initialization in Java
• Difference between ServletContext & ServletConfig interfaces
• Why Java needs Inner Classes?
• Local Inner Classes & Anonymous Inner Classes
• Why do we use Nested Classes in Java?
• Nested Classes in Java & Inner Classes in Java?
• Annotations vs Documentation Comments in Java
• What are Annotations in Java? What are they used for?
• What's the potential problem with overriding clone() method?
• clone() not accessible from outside on a Cloneable instance - why?
• Difference between Shallow Copy and Deep Copy
• Deep Copy Implementation in Java - Source Code

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