Head First Swift2 months agohttps://hey.paris/posts/hfs/The author and Jon have completed a new book.It is a visual beginners guide to Swift programming, focusing on Swift Playgrounds.The book is available from book shops and O'Reilly's Online Learning platform.
Exploring PDP-1 Lisp (1960)3 months agohttps://obsolescence.dev/pdp1-lisp-introduction.htmlIntroduction to Lisp developed in 1958 by John McCarthy for AI, covering recursion and symbolic expressions.Instructions for bringing up PDP-1 Lisp, including setting switches and loading from paper tape.Guidelines for loading and saving code in Lisp, with examples of using functions like pdef.Explanation of mixing assembly with Lisp via DDT and utilizing an AI tutor with provided .md files.