What must a class do to implement an interface?
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Name the method to find, if a thread is active or not?
Difference between loadclass and class.forname?
How many ways can a thread be used?
What is J2EE?
How are commas used in the intialization and iteration parts of a for statement?
What are externizable interface?
explain session tracking. why we used it
What is the initial state, When a thread is created and started?
Hi frnds ,iam new to java and j2ee ,my requirement is using java or any j2eetech how to lock an user when he enter wrong credentials(uname&password) more than 3 times.take the username and passowrd in a bean no need to conned Db kindly provide me sample application code or and ideas or links or tutorials plzzzzz urgent for me thanks in advance...
How would you create a button with rounded edges?
What is serialization and de-serialization ?
In HashTable I am storing null value..then what is the error it will show