Delaware took a 55-52 lead with 32.8 seconds to go when Ryan Allen drove the lane and found Collin Goss for a layup. Darling added a free throw with 7.1 to go.
Allen finished with 12 points for Delaware (2-0) and Goss grabbed 10 rebounds. Kevin Anderson had six assists. Justyn Mutts, who scored 23 points in the opener, was held to two points on 1-of-13 shooting.
Tray Maddox Jr. had 15 points for the Golden Grizzlies (1-1). Kevin Kangu added 12 points, nine rebounds, seven assists and three blocks. Xavier Hill-Mais had 12 points and eight rebounds.
Delaware takes on Southern Illinois on Saturday. Oakland faces UTSA on Saturday.
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