Four laws, two each from the natural sciences and the social sciences, have formed the basis for the development of digital wireless communication networks. This essay describes their interaction, as well as their logical support for spread - spectrum multiple - access techniques.
Cryptography is the stuff of spy novels and action comics. Kids once saved up
bubble-gum wrappers and sent away for Captain Midnight’s Secret Decoder
Ring. Almost everyone has seen a television show or movie involving a
nondescript suit-clad gentleman with a briefcase handcuffed to his wrist. The
word “espionage” conjures images of James Bond, car chases, and flying
The R/3 Guide is a Frequently Given Answers book. It is a
collection of answers, I have given to questions regarding EDI
over and over again, both from developers, consultants and
client’s technical staff. It is focussed on the technical aspect of
SAP R/3 IDoc technology. It is not a tutorial, but a supplement
to the R/3 documentation and training courses.