You will have to cast it to the reference type you are expecting it to return. This is because the specifications say that getAttribute() returns a variable of type Object which of course makes sense since it enables us to store a reference variable of any kind. Maybe something along the lines of:
Boolean b = (Boolean)session.getAttribute("isLoggedIn");
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I have a 2d matrix with dimension (3, n) called A, I want to calculate the normalization and cross product of two arrays (b,z) (see the code please) for each column (for the first column, then the second one and so on).
the function that I created to find the ...
I'm working in Excel to extract content of a table from a web page and populate Excel sheet cells with it. I'm trying to extract data from a table that gets loaded to a web page after show results method gets called. I have an error that says "Run-time error ...