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An array is an ordered data structure consisting of a collection of elements (values or variables), each identified by one (single dimensional array, or vector) or multiple indexes.

3 votes

Unique hashtag extracting

If it is not program for one purpose and then you will throw it away i will not put to much code in main method. I would just initialize the application, inputs and outputs in main and than call start …
DominikM's user avatar
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1 vote
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Merge 2 arrays, when one is larger and can accomodate smaller

Do not throw NullPointerException when arguments are null. NPE is thrown when you are trying to access properties and methods of null reference. Not when you are checking on some preconditions. Throw …
DominikM's user avatar
  • 537