<div dir="ltr"><div dir="ltr"><div class="gmail_default" style="font-family:times new roman,serif;font-size:large">I just watched this video by Dr, Aho who talked about the first FORTRAN compiler in the 1950s took "18 staff years" to create.<br><br></div><div class="gmail_default" style="font-family:times new roman,serif;font-size:large">I will point out that in the 1950s it was not widely accepted that computers could be programmed in anything other than the ones and zeros of machine language. It took a while for even assembly languages to become available, and that was a one-to-one translation, not a one-to-many conversion.<br><br></div><div class="gmail_default" style="font-family:times new roman,serif;font-size:large">We did not have "computer science", only "computer black magic".<br><br></div><div class="gmail_default" style="font-family:times new roman,serif;font-size:large">I remember the day I was punching card 5000 of my compiler project when someone came into the lab with a whitepaper talking about a "state driven compiler". I threw out 4500 "if" statements of my 5000 card compiler.<br><br></div><div class="gmail_default" style="font-family:times new roman,serif;font-size:large">Al, Al, Al...it is so easy to make comments at the early stumblings, but it is easier to look back then forward.<br><br></div><div class="gmail_default" style="font-family:times new roman,serif;font-size:large">md<br><br></div><div class="gmail_default" style="font-family:times new roman,serif;font-size:large">P.S. I am sure Al was not demeaning the work of John Backus or Rear Admiral Grace Murray Hopper...but sometimes the brilliant forget what it was like moving forward by standing on other's shoulders. Ideas were happening fast and furious in those days,<br>I am not brilliant, so I never forget....</div></div><br><div class="gmail_quote gmail_quote_container"><div dir="ltr" class="gmail_attr">On Mon, Jan 5, 2026 at 4:00 PM lollipopman691 via Ale <<a href="mailto:ale@ale.org">ale@ale.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">Alfred Aho explains Lex and YACC. Learning (f)lex and (bison)YACC changed my life, for better or for worse.<br>
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<a href="https://www.youtube.com/watch?v=0ssGOC9m8Nk" rel="noreferrer" target="_blank">https://www.youtube.com/watch?v=0ssGOC9m8Nk</a><br>
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-- CHS<br>
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