There may be some non-standard functions to do so in TC++, but I would just try to open it using an fstream object then use the .is_open() method to make sure that it has opened successfully. That's kind of quick and dirty, as I'm sure there are different OS dependent ways to do that, so someone should definitely correct me if I'm off base.
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 ...
Hi. I have a form with list box : lst_product, datagridview : grd_order and button: btn_addline. lst_product has a list of product ids selected from database (MS Acess 2013) , grd_order is by default empty except for 2 headers and btn_addline adds rows to grd_order.