Excel processes the range (A1:A10) by converting it into an array in memory. This array is what Excel works with to calculate the sum. The distinction is subtle but important: while the range is the ...

I'm making a script that will write a two-dimensional array to an Excel spreadsheet. The script is meant to be called from within other scripts. An outer loop runs once for every row in the array. An ...

Those of us over a certain age will remember using paper lookup tables for logarithms or trigonometry functions. Those who are younger will have been exposed to lookup tables in their programming ...