M any use Excel for basic tables, but you need to go beyond simple sums. If your formulas are getting clunky, conditional ...

You’ve probably used SUM a thousand times. Everyone has. SUM is fine for school assignments and tiny tables, but in the real world, it’s a blunt instrument. If you want totals you can actually trust, ...

The modern battlefield demands a new breed of Soldier, one equipped not just with physical prowess but also with the ability to leverage technology ...