C5_W4 Transformers slim material + assignment bugs

[TMosh]

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Pedagogy of C5 W4 A1 Transformer (Ex4: Encoder Layer)

Hi, I just want to start this by saying how impressed I am with the pedagogy overall throughout all four classes. Concepts really build one on top of the other and all challenges–and make no mistake challenges are necessary for learning–really find the right level that test but aren’t past a student’s zone of proximal development. As a former high school math teacher and having earned an EdD at Harvard’s Graduate School of Education, I don’t just hand out compliments for pedogogy to just anyone…