Editor's Note: This is the first article in a two-part series on decimal representations and decimal arithmetic in general, and on Binary Coded Decimal (BCD) in particular. In this first installment, ...

HERE’S A C/C++ PROGRAM that converts decimal numbers ranging from 0 to 99,999 to binary and binary coded decimal (BCD) formats. Using a simple algorithm in conjunction with pointer arithmetic and ...

Only 20,000 or so of the big beasts still exist in the wild. They’re IBM mainframes, and despite the scorn of a legacy label, they continue to run critical processes companies simply don’t trust to ...