I read it when I got stuck on a recent project, and paused after each chapter to review _all_ of the code (fortunately, it's a fairly small project) and to apply the principles from that chapter to the code, and it was a big help and got me over the hurdle to a working version.
https://www.goodreads.com/book/show/39996759-a-philosophy-of...
https://web.stanford.edu/~ouster/cgi-bin/book.php
which has seen a fair bit of discussion here:
https://news.ycombinator.com/item?id=17779953
https://news.ycombinator.com/item?id=31248641
https://news.ycombinator.com/item?id=37975558
https://news.ycombinator.com/item?id=17906662
and there's a video:
https://www.youtube.com/watch?v=bmSAYlu0NcY
(which has also been discussed)
I read it when I got stuck on a recent project, and paused after each chapter to review _all_ of the code (fortunately, it's a fairly small project) and to apply the principles from that chapter to the code, and it was a big help and got me over the hurdle to a working version.