The Smalltalk Blue Book https://stephane.ducasse.free.fr/FreeBooks/BlueBook/Bluebook.pdf is great (introduces the language, explains usage) but also has this cute mouse explanation!
miniblog.
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On thinking of books like software, treating them as evolving artifacts, and URLs versus paper book publishers:
The book 'The Art of the Metaobject Protocol' has two chapters in the public domain and available online!
Chapter 5: Concepts
Chapter 6: Generic Functions and Methods
@nihilazo @eli_oat @technomancy @csepp The thing I like about lisps is the ability to build functions around snippets until I've written a whole program. It's interactive and pleasant.
I agree that the advocacy is distracting. The book Let Over Lambda has interesting ideas but it's *so* convinced that lisp is always the best.
I sometimes find it hard to read too. It's easy for different patterns to look visually similar.