While some of these sources are outdated/broken, at least @DavidRutten’s own videos, @fraguada’s O’Reilly course, and the Modelab primer are all excellent beginner sources (these are the first three entries):
While some of these sources are outdated/broken, at least @DavidRutten’s own videos, @fraguada’s O’Reilly course, and the Modelab primer are all excellent beginner sources (these are the first three entries):