What is indexof?
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What is double checked locking in singleton?
How a string is stored in memory?
What is Java Annotations?
What is the need to implement Serializable interface (with no methods) for objects which are to be serialized ? We can write our own functionality which writes objects to streams then why we need to implement and tell JVM that which objects can be serialized.
What checkbox method allows you to tell if a checkbox is checked?
Why is java logo a cup of coffee?
What is the diffrence between inner class and nested class?
What are the different access modifiers available in java?
What is the difference between error and an exception?
Why is singleton instance static?
What are the procedures?
Does substring create a new object?