Keras Examples. In a lot of good examples on popular datasets. Explore, analyze, apply.
Leora_Schuster20 answered on June 10th 19 at 17:01
There's a wonderful book Tariq Rashid, "Make your own neural network". Tells step by step how to write that same network for recognition of images, slang is not for PhDs, but for ordinary mortals.
It is advisable to read the original, it will be much clearer even if not very strong in English.