Having read Design Patterns in the past, I found http://gameprogrammingpatterns.com http://gameprogrammingpatterns.com to be a really good modern follow-up, tho

Having read Design Patterns in the past, I found http://gameprogrammingpatterns.com http://gameprogrammingpatterns.com to be a really good modern follow-up, though it's targeted at game developers in particular.