For some reason, I have a perfect recollection of my early programming mistakes. My first was not understanding why a perfectly reasonable test like this didn't work:pic.twitter.com/rSuqFdmGMD
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For some reason, I have a perfect recollection of my early programming mistakes. My first was not understanding why a perfectly reasonable test like this didn't work:pic.twitter.com/rSuqFdmGMD
I always thought "x = y" was the most confusing one, even before being taught much logic. "x is equal to y" always sounded like a proposition to me.
My neighbor and I were both learning to program around the same time. When he saw an assignment using the syntax "A=A+1", he commented: "Programs are full of mathematical equations that aren't true". It goes to show: Languages should respect precedent and intuition.
Maybe why pascal used := for assignment?
Exactly. Niklaus Wirth talks about it here: https://inf.ethz.ch/personal/wirth/Articles/GoodIdeas_origFig.pdf …
“It has become fashionable to regard notation as a secondary issue depending purely on personal taste.... [but] It has consequences, and it reveals the character of a language. A notorious example for a bad idea was the choice of the equal sign to denote assignment.”
I actually learned to program before I learned algebra, and it was a hard mental change at first
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