This tutorial assumes that you already know how to use Caffe. If you don't, consult the official caffe tutorials at:

• http://caffe.berkeleyvision.org/tutorial/
• http://caffe.berkeleyvision.org/gathered/examples/mnist.html

Also assumed is a basic knowledge of Python. If it is not the case, have a look at the official python tutorials here: https://docs.python.org/2/tutorial/