Low Level Design, Object Oriented, Graph Data Structure, Hashmap, Interview Questions.
cat_node = self.nodes[(cat_id, "CATEGORY")] self.graph.deleteNode(cat_node) except Exception as e: print("Error: ", e) *The implementations are not thoroughly unit tested so there could be bugs in them Finding equivalence b/w Hash Maps and Graph: Lets take an example of entity relationship: a -> b,