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  • Java help - collection of...?

    Your blog will contain (Application-Server Side):

     A User entity with:

    o An id as a long

    o A nickname as a String

    o A Collection of Post

    o A Collection of Comments

     A Post entity with:

    o An id as a long

    o A title as a String

    o An author as a User

    o A content as a String

    o A Collection of Comments

    and so on...

    i'm kind of wondering how to "create a collection"

    I remember it's something like "collection<>"but i don't remember it right

    thank for your help

    1 AnswerProgramming & Design9 years ago

  • Excel Formula - Value for which two cells content would be identical?

    Hi all

    I have a cell B2 ( which is a percentage).

    That cell B2 is used by a lot of cells... and then at the end of a complex calculation it produces two values in J40 and K40.

    How to know what would be the value of B2 for which J40=K40.

    Thanks for your help

    3 AnswersProgramming & Design1 decade ago

  • I need some help for binary trees in C?

    I'm blocked on something I need to understand , there is a lot of things to do after that, and I don't really master Binary Trees.

    I have to create a type " Tree" which would simulate binary trees of research of integer.

    Thanks for your help.

    2 AnswersProgramming & Design1 decade ago