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  1. Re: Oracle's answer to exercise 1 in Interfaces - Java Tutorials

    Not for a good reason, as to clarify something, I think, which I'm grateful for.

    @helloword922, Zaphod_b
    So if in Java the char reference at s.length() position is a NO, why to have parameters...
  2. Re: Oracle's answer to exercise 1 in Interfaces - Java Tutorials

    1. It's a relief to know this , as I can understand it. So the given answer to Ex.1 really reverses a string, not in the constructor, but through methods (the fun way as writer comments).

    2. I've...
  3. Re: Oracle's answer to exercise 1 in Interfaces - Java Tutorials

    Thank you.

    Trying to apply your comment to my question, I'm now confused: charSequenceDemo var s refers to a charSequenceDemo Odject, not a String Object. How IDE shows its value as a string?...
  4. Oracle's answer to exercise 1 in Interfaces - Java Tutorials

    Newbie in Java, I have two missing points from Exercise 1 here.
    Thanks in advance for any comments.

    1. After execution of the first 2 lines in main, what is the value of var charSequenceDemo s?...
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