隨筆

summarize: install C-version of graphviz using 'sudo apt-get install graphviz' if ubuntu, 'brew install graphviz' if OSX pip install pydot ( if it fails to import pydot in later  pip install graphviz cite:  https://github.com/Theano/Theano/issues/1801

setting SSH Tunneling with Windows and Putty https://www.digitalocean.com/community/tutorials/how-to-set-up-a-jupyter-notebook-to-run-ipython-on-ubuntu-16-04