What is indexof?
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How does hashset work in java?
Describe what a thread-local variable is in java?
Is there a jre for java 11?
What is the meaning of immutable regarding string?
what is object-oriented programming in java?
hoe can u call a constructor of a private classs to other inherited claa??
List two java ide’s?
What class allows you to read objects directly from a stream in java programming?
What is the basic concept of java?
What is the reason behind using constructors and destructors?
Is map sorted in java?
what is difference between excute query ()and execute update ()?