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In: Math, Science

Rank is a single non-negative integer number that represents the number of dimensions of information in the matrix, and is a property of the whole matrix not specifically columns or rows. The dimensions of information is the number of linear independent rows or columns in the matrix. The maximum rankContinue Reading

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In: PHP

1. Hidden form fields Example Basic HTML: <form action=”ServerActionName” method=”post”><input type=”hidden” value=”hidden value let’s say yellow” name=”color” /> </form> The pro is that it is simple and works for simple cases. The con is that everypage must have a form that has a hidden input field in order to moveContinue Reading