Re: [TUHS] [tuhs] Dennis Ritchie's couch

And today, we understand parsing so well we don't need yacc. -rob On Wed, May 26, 2021 at 10:20 AM Nelson H. F. Beebe <beebe(a)math.utah.edu> wrote: > The last article of the latest issue of the Communications of the ACM > that appeared electronically earlier today is a brief interview with > this year's ACM Turing Award winners, Al Aho and Jeff Ullman. > > The article is > > Last byte: Shaping the foundations of programming languages > https://doi.org/10.1145/3460442 > Comm. ACM 64(6), 120, 119, June 2021. > > and it includes a picture of the two winners sitting on Dennis > Ritchie's couch. > > I liked this snippet from Jeff Ullman, praising fellow list member > Steve Johnson's landmark program, yacc: > > >> ... > >> At the time of the first Fortran compiler, it took several > >> person-years to write a parser. By the time yacc came around, > >> you could do it in an afternoon. > >> ... > > > ------------------------------------------------------------------------------- > - Nelson H. F. Beebe Tel: +1 801 581 5254 > - > - University of Utah FAX: +1 801 581 4148 > - > - Department of Mathematics, 110 LCB Internet e-mail: > beebe(a)math.utah.edu - > - 155 S 1400 E RM 233 beebe(a)acm.org > beebe(a)computer.org - > - Salt Lake City, UT 84112-0090, USA URL: > http://www.math.utah.edu/~beebe/ - > > ------------------------------------------------------------------------------- >