Top network posts

• 597 Can we instantiate an abstract class?
• 204 When should we use Observer and Observable?
• 101 What is the purpose of the default keyword in Java?
• 97 Difference between database vs user vs schema
• 72 What is the significance of url-pattern in web.xml and how to configure servlet?
• 55 What is the difference between public, protected, package-private and private in Java?
• 53 Why isn't a qualified static final variable allowed in a static initialization block?
• View more network posts →