What is the difference between preemptive scheduling and time slicing?
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Different types of Layouts?
How do I start learning java?
What is application tier?
In java how do we copy objects?
What is array and arraylist in java?
difference between String a; and String a=new String();? y do v need to assign memory to the variable?
all are saying java doesn't support multiple inheritance but by default Object class is super class for all the user defined classes and we can extend atmost one class so each class can extend more than one class so java supports multiple inheritance?i am confused with this,pls any one explain me.
What is the loop in java?
How can we create a synchronized collection from given collection?
I need some details about an employee. i have only the employee id in my presentation layer(JSP).I entered that ID and click "Show Details" Button. Question is how the JSP pass that id to Controller layer and DAO and what mechanism we are using to retrive data from DB and how the data passed to JSP as a Output. Please explain in detail.
Why are generics used?
What is the difference between set and list?